USBiological 2 - Products

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Our biochemicals, antibodies, recombinant proteins, cell culture media and molecular biology kits are used in virtually all scientific applications.From affordable research quantities to larger bulk amounts.

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(R) -N-Boc-α - (iodomethyl) benzeneethanamine Intermediate in the preparation of (S)-Amphetamine. Group: Biochemicals. Alternative Names: N-[(1R)-1-(Iodomethyl)-2-phenylethyl]carbamic Acid 1,1-Dimethylethyl Ester. Grades: Highly Purified. CAS No. 293305-69-8. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R)-N-Deacetyl Colchicine d-10-Camphorsulfonate (R)-Colchicine intermediate. Group: Biochemicals. Alternative Names: (+)-7-Amino-6,7-dihydro-1,2,3,10-tetramethoxy-benzo[a]heptalen-9(5H)-one d-10-Camphorsulfonate. Grades: Highly Purified. CAS No. 102419-97-6. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
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(R)-N-Desethyl Oxybutynin Hydrochloride (R)-Metabolite of the drug Oxybutynin. Used in the treatmentment of incontinence. Group: Biochemicals. Alternative Names: (αR)-α-Cyclohexyl-α-hydroxybenzeneacetic Acid 4-(Ethylamino)-2-butyn-1-yl Ester Hydrochloride. Grades: Highly Purified. CAS No. 181647-12-1. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R)-N-Despropyl Pramipexole (R)-Pramipexole intermediate as dopamine autoreceptor agonist. Group: Biochemicals. Alternative Names: (6R)-4,5,6,7-Tetrahydro-2,6-benzothiazolediamine; (R) -2, 6-Diamino-4, 5, 6, 7-tetra hydrobenzothiazole. Grades: Highly Purified. CAS No. 106092-11-9. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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(R) -N, N-Di methyl -3- [ (2-nitro-4-sulfamoyl phenyl ) amino] -4-phenyl sulfanyl butanamide Intermediate in the production of ABT 737. Group: Biochemicals. Alternative Names: (3R)-3-[[4-(Aminosulfonyl)-2-nitrophenyl]amino]-N,N-dimethyl-4-(phenylthio)-butanamide; (R) -N, N-Dimethyl-3-[ (2-nitro-4-sulfamoylphenyl) amino]-4- (phenylthio) butanamide. Grades: Highly Purified. CAS No. 406233-34-9. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R)-Norfluoxetine A metabolite of Fluoxetine , a selective serotonin reuptake inhibitor which is used as an antidepressant. Group: Biochemicals. Alternative Names: (γ R) -γ - [4- (Trifluoromethyl) phenoxy] benzenepropanamine. Grades: Highly Purified. CAS No. 130194-43-3. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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(R)-Norfluoxetine-d5 (Phenyl-d5) A labeled metabolite of Fluoxetine , a selective serotonin reuptake inhibitor which is used as an antidepressant. Group: Biochemicals. Alternative Names: (γ R) -γ -[4- (Trifluoromethyl) phenoxy] (benzene-d5) propanamine. Grades: Highly Purified. CAS No. 1217648-64-0. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R)-Norfluoxetine-d5 Phthalimide (Phenyl-d5) Labeled Fluoxetine derivative. A stereoselective inhibitorof serotonin re-uptake and phosphodiesterase. Potential antidepressants. Group: Biochemicals. Alternative Names: 2-[ (3R) -3-Phenyl-3-[4- (trifluoromethyl) phenoxy]propyl]-1H-isoindole-1, 3 (2H) -dione-d5; (R) -1- (Phthalimido) -3-[ (4-trifluoromethylphenyl) oxy]-3-phenylpropane-d5. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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Ro 106-9920 Ro 106-9920 is an inhibitor of NF-κB activation, possibly via selective inhibition of LPS- and TNF-α-induced IκBα ubiquitination (IC50 = 3 μM). Ro 106-9920 blocks subsequent production of TNF-α, IL-1 β and IL-6. Inhibits mucin production in an in vitro model of COPD, and is anti-inflammatory following oral administration in vivo. Also weakly inhibits EGFR, 5-lipoxygenase and iNOS. Group: Biochemicals. Alternative Names: 6- (Phenylsulfinyl) tetrazolo[1, 5-b]pyridazine. Grades: Highly Purified. CAS No. 62645-28-7. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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Ro 51 Ro 51 is a potent and selective dual antagonist of purinoceptor subtypes P2X3 and P2X2/3. P2X3 and P2X2/3 have been shown to play a pivotal role in models of various pain conditions making Ro 51 a potential option in the treatment of pain. Group: Biochemicals. Alternative Names: 2-[[4-Amino-5-[5-iodo-4-methoxy-2-(1-methylethyl)phenoxy]-2-pyrimidinyl]amino]-1,3-propanediol; RO-51. Grades: Highly Purified. CAS No. 1050670-85-3. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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Robenacoxib. A novel COX-2 selective inhibitor, as a. Group: Biochemicals. Alternative Names: 5-Ethyl-2-[ (2, 3, 5, 6-tetrafluorophenyl) amino]benzeneacetic Acid. Grades: Highly Purified. CAS No. 220991-32-2. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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Rocuronium Bromide Aminosteroid, competitive neuromuscular blocker. Group: Biochemicals. Alternative Names: 1-[(2 β, 3α, 5α, 16 β,17 β)-17-(Acetyloxy)-3-hydroxy-2-(4-morpholinyl)androstan-16-yl]-1-(2-propenyl)pyrrolidinium Bromide; Org-9426; Esmeron; Zemuron. Grades: Highly Purified. CAS No. 119302-91-9. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R)-O-Desmethyl Naproxen A metabolite of Naproxen. Group: Biochemicals. Alternative Names: (αR)-6-Hydroxy-α-methyl-2-naphthaleneacetic Acid; (R)-2-(6-Hydroxy-2-naphthyl)propionic Acid. Grades: Highly Purified. CAS No. 123050-98-6. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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Roflumilast Selective phosphodiesterase 4 (PDE4) inhibitor. Antiasthmatic; in treatment of chronic obstructive pulmonary disease. Group: Biochemicals. Alternative Names: 3- (Cyclopropylmethoxy) -N- (3, 5-dichloro-4-pyridinyl) -4- (difluoromethoxy) benzamide; B 9302-107; BY 217; BYK 20869. Grades: Highly Purified. CAS No. 162401-32-3. Pack Sizes: 5mg, 10mg, 25mg, 50mg. Molecular Formula: C17H14Cl2F2N2O3, Form: Supplied as a white to off-white. US Biological Life Sciences. USBiological 2
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Roflumilast-d4 Labeled selective phosphodiesterase 4(PDE4) inhibitor. Antiasthmatic; in treatment of chronic obstructive pulmonary disease. Group: Biochemicals. Alternative Names: 3- (Cyclopropyl-d4) methoxy-N- (3, 5-dichloro-4-pyridinyl) -4- (difluoromethoxy) benzamide; B 9302-107-d4; BY 217-d4; BYK 20869-d4. Grades: Highly Purified. Pack Sizes: 1mg, 5mg. US Biological Life Sciences. USBiological 2
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Roflumilast N-Oxide Roflumilast-N-oxide is the active metabolite of Roflumilast. Group: Biochemicals. Alternative Names: 3- (Cyclopropylmethoxy) -N- (3, 5-dichloro-1-oxido-4-pyridinyl) -4- (difluoromethoxy) benzamide; N-(3,5-Dichloro-1-oxopyridin-4-yl)-4-difluoromethoxy-3-cyclopropyl-methoxybenzamide. Grades: Highly Purified. CAS No. 292135-78-5. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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(R)-Omeprazole Sodium Salt. R-Form of Omeprazole. Gastric proton-pump inhibitor. Group: Biochemicals. Alternative Names: 6-Methoxy-2-[ (R) -[ (4-methoxy-3, 5-dimethyl-2-pyridinyl) methyl]sulfinyl]-. Grades: Highly Purified. CAS No. 161796-77-6. Pack Sizes: 1mg, 5mg. US Biological Life Sciences. USBiological 2
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Ropinirole Aminoacetic Acid Ropinirole impurity. It was found that these compounds were all poor competitive inhibitors of GABA-AT, but some were substrates of the enzyme, suggesting their utility as scaffolds for potential GABA-AT mechanism-based inactivators. Group: Biochemicals. Alternative Names: 2-Amino-6-[2- (dipropylamino) ethyl]benzeneacetic Acid. Grades: Highly Purified. CAS No. 920755-10-8. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ropinirole N-Oxide A metabolite of ropinirole. This compound has been found to decompose readily in DMSO and Chloroform. Group: Biochemicals. Alternative Names: 1, 3-Dihydro-4-[2- (oxidodipropylamino) ethyl]-2H-indol-2-one. Grades: Highly Purified. CAS No. 1076199-41-1. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ropivacaine-d7 Hydrochloride Labeled Ropivacaine. Anesthetic (local). Group: Biochemicals. Grades: Highly Purified. CAS No. 1217667-10-1. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Ropivacaine Hydrochloride Monohydrate (S-Ropivacaine HCl) Ropivacaine (rINN) is a local anaesthetic drug belonging to the amino amide group. The name ropivacaine refers to both the racemate and the marketed S-enantiomer. Ropivacaine hydrochloride is commonly marketed by AstraZeneca under the trade name Naropin. Ropivacaine was developed after bupivacaine was noted to be associated with cardiac arrest, particularly in pregnant women. Ropivacaine was found to have less cardiotoxicity than bupivacaine in animal models. Group: Biochemicals. Alternative Names: (2S)-N-(2,6-Dimethylphenyl)-1-propyl-2-piperidinecarboxamide Hydrochloride Hydrate; LEA-103. Grades: Highly Purified. CAS No. 132112-35-7. Pack Sizes: 100mg, 250mg, 500mg, 1g, 10g. Molecular Formula: C??H??ClN?O? , Molecular Weight: 328.88. US Biological Life Sciences. USBiological 2
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Roscovitine Roscovitine is a potent and selective inhibitor of cyclin-dependent kinases (CDKs). Roscovitine has been found to produce apoptosis in treated cancerous cells of non-small cell lung cancer (NSCLC) and other cancers. Studies show that Roscovitine displays increased anti-mitotic activity at the G1/S and G2/M phases of the cell cycle. Roscovitine maybe useful in the treatment of non-small cell lung cancer (NSCLC), leukemia, HIV infection, herpes simplex infection, and the mechanisms of chronic inflammation disorders. Group: Biochemicals. Alternative Names: (2R)-2-[[9-(1-methylethyl)-6-[(phenylmethyl)amino]-9H-purin-2-yl]amino]-1-butanol; (R)-2-[[9-(1-methylethyl)-6-[(phenylmethyl)amino]-9H-purin-2-yl]amino]-1-butanol; 2-(R)-(1-Ethyl-2-hydroxyethylamino)-6-benzylamino-9-isopropylpurine; CYC 202; (R)-Roscovitine; R-Roscovitine; Roscovitin; Seliciclib. Grades: Highly Purified. CAS No. 186692-46-6. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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Rosmarinic Acid Rosmarinic Acid is a phenolic compound with antioxidant and anti-inflammatory activity. Rosmarinic Acid has been shown to inhibit againts peroxidative damage to biomembranes. Rosmarinic Acid also suppresses endotoxin-induced activation of complement and concomitant prostacyclin biosynthesis. Group: Biochemicals. Alternative Names: ( α R) - α - [ [ (2E) -3- (3, 4-Dihydroxyphenyl) -1-oxo-2-propen-1-yl] oxy] -3, 4-dihydroxy Benzene propanoic Acid; 3,4-Dihydroxycinnamic Acid 2-Ester with 3-(3,4-dihydroxyphenyl)lactic Acid; Labiatenic Acid; Labiatic Acid; Mamorekku RUH 2; Meiji Red Perilla Polyphenol; RM 21A; Rosemaric Acid; Rosemary Acid; trans-Rosmarinic Acid; [R- (E) ] - α - [ [3- (3, 4-dihydroxyphenyl) -1-oxo-2-propenyl] oxy] -3, 4-dihydroxy Benzene propanoic Acid. Grades: Highly Purified. CAS No. 20283-92-5. Pack Sizes: 5g. US Biological Life Sciences. USBiological 2
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Rosuvastatin Allyl Ester Protected Rosuvastatin. Group: Biochemicals. Alternative Names: (3R, 5S, 6E)-7-[4- (4-Fluorophenyl)-6- (1-methylethyl)-2-[methyl (methylsulfonyl)amino]-5-pyrimidinyl]-3, 5-dihydroxy-6-heptenoic Acid Allyl Ester. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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Rotigotine Hydrochloride It is a non-ergot dopamine agonist drug and is indicated for the treatment of Parkinson’s disease. Group: Biochemicals. Grades: Highly Purified. CAS No. 125572-93-2. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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Rotundine An analgesic drug found in Chinese herbal medicine, used to treat heart disease and liver damage. Group: Biochemicals. Alternative Names: (13aS)-5, 8, 13, 13a-Tetrahydro-2, 3, 9, 10-tetramethoxy-6H-dibenzo[a, g]quinolizine; O,O-Dimethyl-N-demethyl-cyclanoline; Gindarine; (-)-2,3,9,10-Tetramethoxyberbine; (-)-Corydalis B; (-)-S-Tetrahydropalmatine; (-)-Tetrahydropalmatine; (S)-Tetrahydropalmatine; Caseanine; Hyndarine; N-Demethyl-O,O'-dimethylcyclanoline; N-Demethyl-O,O'-dimethylsteponine; THP. Grades: Highly Purified. CAS No. 483-14-7. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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Roxatidine Acetate Hydrochloride A histamine H2-receptor antagonist. It is used to inhibit gastric acid secretion; an antiulcer agent. Group: Biochemicals. Alternative Names: 2- (Acetyloxy) -N- [3- [3- (1-piperidinylmethyl) phenoxy] propyl] acetamide Hydrochloride; Altat; Gastralgin; HOE 760; Neo H2; Roxit; TZU 0460. Grades: Highly Purified. CAS No. 93793-83-0. Pack Sizes: 2.5g. US Biological Life Sciences. USBiological 2
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Roxatidine-d10 Hemioxalate The labeled major metabolite of Roxatidine Acetate. Group: Biochemicals. Alternative Names: 2-Hydroxy-N- [3- [3- (1- (piperidinyl-d10) methyl) phenoxy] propyl] acetamide Ethanedioate. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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Roxatidine Hemioxalate The major metabolite of Roxatidine Acetate. Group: Biochemicals. Alternative Names: 2-Hydroxy-N- [3- [3- (1-piperidinylmethyl) phenoxy] propyl] acetamide Ethanedioate. Grades: Highly Purified. CAS No. 110925-92-3. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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Roxithromycin Semisynthetic Erythromycin derivative. Antibacterial. Group: Biochemicals. Alternative Names: (9E) -9-[O-[ (2-Methoxyethoxy) methyl]oxime] Erythromycin; Assoral; Brilid; Claramid; Forilin; Overal; RU 28965; RU 965; Rossitrol; Rotramin; Roxeptin; Roxid; Roxithromycin; Roxithromycin A; Rulid; Surlid. Grades: Highly Purified. CAS No. 80214-83-1. Pack Sizes: 10g. US Biological Life Sciences. USBiological 2
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Roxithromycin-d7 Semisynthetic labeled Erythromycin derivative. Antibacterial. Group: Biochemicals. Alternative Names: (9E)-9-[O-[(2-Methoxyethoxy-d7)methyl]oxime] Erythromycin; Assoral-d7; Brilid-d7; Claramid-d7; Forilin-d7; Overal-d7; RU 28965-d7; RU 965-d7; Rossitrol-7; Rotramin-d7; Roxeptin-d7; Roxid-d7; Roxithromycin-d7; Roxithromycin A-d7; Rulid-d7; Surlid-d7. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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RP 48497 Eszopiclone Impurity C. Group: Biochemicals. Alternative Names: 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-. Grades: Highly Purified. CAS No. 148891-53-6. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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(R)-Perillaldehyde An additive which contributes spiciness to foods. This compound is also often used as a regent in the preparation of its reduced alcohol, a compound commonly used in perfumery. Group: Biochemicals. Alternative Names: (4R)-4-(1-Methylethenyl)-1-cyclohexene-1-carboxaldehyde; (+)-Perillaldehyde; (R)-(+)-Perillaldehyde; (R)-4-(Prop-1-en-2-yl)cyclohex-1-ene-1-carboxaldehyde. Grades: Highly Purified. CAS No. 5503-12-8. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R)-Phenylephrine-d3 Hydrochloride α-Adrenergic agonist. Mydriatic; decongestant. Group: Biochemicals. Alternative Names: (α R) -3-Hydroxy-α - [ (methyl-d3) aminomethyl] benzenemethanol Hydrochloride; m- methyl aminoethanolphenol-d3 Hydrochloride; Metaoxedrin-d3 Hydrochloride; (R)-Phenylephrine-(methyl-d3) Hydrochloride. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R)-Phenylephrine Hydrochloride α-Adrenergic agonist. Mydriatic; decongestant. Group: Biochemicals. Alternative Names: (α R) -3-Hydroxy-α -[ (methylamino) methyl]benzenemethanol Hydrochloride; (-) -m-Hydroxy-α -[ (methylamino) methyl]benzyl Alcohol Hydrochloride; Isophrin Hydrochloride; Levophenylephrine Hydrochloride; Lexatol; M-Sympatol; m-Sympatol. Grades: Highly Purified. CAS No. 61-76-7. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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(R)-Pramipexole-d3 Dihydrochloride Labeled (R)-Pramipexole enantiomer. Group: Biochemicals. Alternative Names: (R)-4,5,6,7-Tetrahydro-N6-(propyl-d3)-2,6-benzothiazolediamine Dihydrochloride; R-(+)-Pramipexole. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R)-Pramipexole Dihydrochloride The opposite enantiomer of Pramipexole. Group: Biochemicals. Alternative Names: (R)-4,5,6,7-Tetrahydro-N6-propyl-2,6-benzothiazolediamine Dihydrochloride; R-(+)-Pramipexole Dihydrochloride. Grades: Highly Purified. CAS No. 104632-28-2. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R)-Pregabalin R-Enantiomer of Pregabalin. A GABA analogue used as an anticonvulsant. Anxiolytic analgesic used to treat peripheral neuropathic pain and fibromyalgia (less potent than the S-Enantiomer). Group: Biochemicals. Alternative Names: (3R)-3-(Aminomethyl)-5-methylhexanoic acid; (R)-3-(Aminomethyl)-5-methylhexanoic acid; PD 144550; ent-Pregabalin. Grades: Highly Purified. CAS No. 148553-51-9. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
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(R)-Pulegone Oxide Oxidized form of the monoterpene Pulegone, a compound commonly found in fragrant and flavoring agents. Group: Biochemicals. Alternative Names: (6R)-2,2,6-Trimethyl-1-oxaspiro[2.5]octan-4-one. Grades: Highly Purified. CAS No. 308358-04-5. Pack Sizes: 250mg. US Biological Life Sciences. USBiological 2
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(R,R)-Hydroxy Bupropion (R,R) Enantiomer metabolite of Bupropion , an antidepressant. Group: Biochemicals. Alternative Names: (2R,3R)-. Grades: Highly Purified. CAS No. 192374-15-5. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R,R)-(-)-N,N’-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine (R,R)-(-)-N,N?-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine is a versatile ligand used in the preparation of Jacobsen's catalyst. Group: Biochemicals. Alternative Names: (1R,2R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine; (R, R) -2, 2'-[ (1, 2-Cyclohexanediyl) bis (nitrilomethylidyne) ]bis[4, 6-di (tert-butyl) phenol]; (R,R)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine; 2, 2'- [ (1R, 2R) -1, 2-Cyclohexanediylbis [ (E) -nitrilomethylidyne] ] bis [4, 6-bis (1, 1-dimethylethyl) phenol. Grades: Highly Purified. CAS No. 135616-40-9. Pack Sizes: 5g. US Biological Life Sciences. USBiological 2
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[R- (R*, R*) ]-3-[1-[3-[Bis (phenylmethyl) amino]phenyl]propyl]-5, 6-dihydro-4-hydroxy-6- (2-phenylethyl) -6- (1-propynyl) -2H-pyran-2-one Intermediate for the synthesis of Tipranavir. Group: Biochemicals. Grades: Highly Purified. CAS No. 188559-25-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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[R-(R*,S*)]-3-[3-(3-Aminophenyl)-1-oxopentyl]-4-phenyl-2-oxazolidinone [R-(R*,S*)]-3-[3-(3-Aminophenyl)-1-oxopentyl]-4-phenyl-2-oxazolidinone. Group: Biochemicals. Grades: Highly Purified. CAS No. 174590-39-7. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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[R- (R*, S*) ]-3-[3-[3-[Bis (phenylmethyl) amino]phenyl]-1-oxopentyl]-4-phenyl-2-oxazolidinone [R- (R*, S*) ]-3-[3-[3-[Bis (phenylmethyl) amino]phenyl]-1-oxopentyl]-4-phenyl-2-oxazolidinone. Group: Biochemicals. Alternative Names: (4R) -3-[ (3S) -3-[3-[Bis (phenylmethyl) amino]phenyl]-1-oxopentyl]-4-phenyl-2-oxazolidinone. Grades: Highly Purified. CAS No. 174590-40-0. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R,S)-[1-(Benzyloxy)-2-oxo-3-azetidinyl]carbamic Acid Benzyl Ester Intermediate for synthesis of D,L-Alanosine. Group: Biochemicals. Alternative Names: [(3R,S)-2-Oxo-1-(phenylmethoxy)-3-azetidinyl]carbamic Acid Phenylmethyl Ester. Grades: Highly Purified. CAS No. 1246814-58-3. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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(R,S)-[1-[(Benzyloxy)carbamoyl]-2-hydroxyethyl]carbamic Acid Benzyl Ester Intermediate for synthesis of D,L-Alanosine. Group: Biochemicals. Alternative Names: [ (R, S) -1- (Hydroxymethyl) -2-oxo-2-[ (phenylmethoxy) amino]ethyl]carbamic Acid Phenylmethyl Ester. Grades: Highly Purified. CAS No. 26048-95-3. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 2
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(R,S)-1-Methyl-3-nicotinoylpyrrolidone-d3 (R,S)-1-Methyl-3-nicotinoylpyrrolidone-d3. Group: Biochemicals. Alternative Names: (+/-)-1-Methyl-3-(3-pyridinylcarbonyl)-2-pyrrolidinone-d3. Grades: Highly Purified. CAS No. 86270-95-3. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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(R,S)-1-Methyl-3-nicotinoylpyrrolidone-d4 Used in the preparation of tobacco-specific nitrosamines and their metabolites. Group: Biochemicals. Alternative Names: (+/-)-1-Methyl-3-(3-pyridinylcarbonyl)-2-pyrrolidinone-d4. Grades: Highly Purified. CAS No. 764661-22-5. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R,S)-2,2-Dimethyl-1,3-dioxolane-4-methanol A MEK inhibitor. Group: Biochemicals. Alternative Names: (RS)-Solketal; ( + / -) -1, 2-O-Isopropyl ideneglycerol. Grades: Highly Purified. CAS No. 100-79-8. Pack Sizes: 1g. US Biological Life Sciences. USBiological 2
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(R,S)-2,2-Dimethyl-1,3-dioxolane-4-methanol-d5 A MEK inhibitor. Group: Biochemicals. Alternative Names: (RS)-Solketal-d5; (+/-)-1,2-O-Isopropylideneglycerol-d5. Grades: Highly Purified. CAS No. 74300-14-4. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R,S)-4-Hydroxy Cyclophosphamide-d4, Preparation Kit. A labeled metabolite of Cyclophosphamide. Group: Biochemicals. Alternative Names: (2R, 4S) -rel-2-[Bis (2-chloroethyl) amino]tetrahydro-2H-1, 3, 2-oxazaphosphorin-4-ol-d4 2-Oxide. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
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(R,S)-Anatabine-2,4,5,6-d4 (Major) Labeled (R,S)-Anatabine is a metabolite of Nicotine. Group: Biochemicals. Alternative Names: (+/-)-1,2,3,6-Tetrahydro-2,3'-bipyridine-d4 (Major); (+/-)-Anatabine-d4 (Major). Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(R/S)-Colchicine Racemic Colchicine. Group: Biochemicals. Alternative Names: N-[5,6,7,9-Tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl]acetamide; (+/-)-Colchicine. Grades: Highly Purified. CAS No. 209810-38-8. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
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(R/S)-δ-Hexalactone-d6 A volatile lactone found in fruits giving ripe produce their aroma. Group: Biochemicals. Alternative Names: Tetrahydro-6-methyl-2H-pyran-2-one-d6; (+/-)-5-Hexanolide-d6; (+/-)-δ-Hexalactone-d6; 5-Hexanolide-d6; 5-Hydroxyhexanoic Acid Lactone-d6; 6-Methyl-δ-valerolactone-d6; 6-Methyltetrahydropyran-2-one-d6; δ-Caprolactone-d6; NSC 134774-d6; NSC 32863-d6. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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(R/S)-N-Deacetyl Colchiceine Colchiceine derivative. Group: Biochemicals. Alternative Names: 7-Amino-6,7-dihydro-9-hydroxy-1,2,3-trimethoxy-benzo[a]heptalen-10(5H)-one; ( + / -) -Deacetyl isocolchiceine; ( + / -) -N-Deacetyl isocolchiceine. Grades: Highly Purified. CAS No. 68296-64-0. Pack Sizes: 50mg. US Biological Life Sciences. USBiological 2
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(R/S)-N-Deacetyl Colchiceine N-Trifluroracetate Colchiceine derivative. Group: Biochemicals. Alternative Names: 2,2,2-Trifluoro-N-[5,6,7,9-tetrahydro-10-hydroxy-1,2,3-trimethoxy-9-oxobenzo[a]heptalen-7-yl]-acetamide. Grades: Highly Purified. CAS No. 102491-70-3. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 2
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(R/S)-N-Deacetyl Colchicine Colchicine intermediate. Group: Biochemicals. Alternative Names: 7-Amino-6,7-dihydro-1,2,3,10-tetramethoxy-benzo[a]heptalen-9(5H)-one; (+/-)-7-Deacetylcolchicine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
(R/S)-N-Deacetyl Colchicine d-10-Camphorsulfonate Colchicine intermediate. Group: Biochemicals. Alternative Names: (+/-)-7-Amino-6,7-dihydro-1,2,3,10-tetramethoxy-benzo[a]heptalen-9(5H)-one d-10-Camphorsulfonate. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
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(R,S)-N-Nitroso Anatabine-2,4,5,6-d4 (Major) Labeled (R,S)-N-Nitroso Anatabine. (R,S)-N-Nitroso Anatabin is a metabolite of tobacco, a specific N-nitrosamines. (R,S)-N-Nitroso Anatabine. Group: Biochemicals. Alternative Names: NAT-d4 (Major); 1,2,3,6-Tetrahydro-1-nitroso-2,3'-bipyridine-2',4',5',6'-d4 (Major). Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
(R,S)-N-Nitroso Anatabine N- β-D-Glucuronide (Mixture of Diastereomers) A metabolite of Nitrosoanatabine. Group: Biochemicals. Alternative Names: NAT- β-D-glucuronide. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
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(RS)-Pantoic Acid Sodium Salt (RS)-Pantoic acid is formed by bacterial degradation of Pantothenic acid. (RS)-Pantoic acid is an impurity of Pantothenic acid. Group: Biochemicals. Alternative Names: 2,4-Dihydroxy-3,3-dimethylbutanoic Acid Sodium Salt; DL-2,4-Dihydroxy-3,3-dimethylbutyric Acid Monosodium Salt; α,γ-Dihydroxy- β, β-dimethylbutyric Acid Sodium Salt; (±)-Pantoic Acid Sodium Salt; DL-Pantoic Acid Sodium Salt; NSC 28026. Grades: Highly Purified. CAS No. 1902-1-8. Pack Sizes: 2.5g. US Biological Life Sciences. USBiological 2
Worldwide
(R,S,S)-Enalapril Maleate The (R,S,S)-enantiomer of Enalapril maleate. An impurity of Enalapril. Group: Biochemicals. Alternative Names: N-[(1R)-1-(Ethoxycarbonyl)-3-phenylpropyl]-L-alanyl-L-proline (2Z)-2-Butenedioate; (R)-1-[N-[1-(ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline Maleate. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
Worldwide
(R,S)-Stylopine dl-Stylopineis is an isoquinoline alkaloid isolated from the whole plant of Argemone mexicana. (S)-Stylopine is an important intermediate in the biosynthesis of benzophenanthridine alkaloids, such as Sanguinarine. Group: Biochemicals. Alternative Names: 6, 7, 12b, 13-Tetrahydro-4H-bis[1, 3]benzodioxolo[5, 6-a:4', 5'-g]quinolizine; (±)- 2, 3: 9, 10-Bis (methylenedioxy) berbine; (±)-Stylopine; (±)-Tetrahydrocoptisine; 2, 3: 9, 10-Bis (methylenedioxy) berbine; Chelidamine; NSC 110382; NSC 404529; Tetrahydrocoptisine; dl-Stylopine; dl-Tetrahydrocoptisine. Grades: Highly Purified. CAS No. 4312-32-7. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
(R)-(+)-Styrene Oxide Main metabolite of Styrene , catalyzed by epoxide hydrolase. Group: Biochemicals. Alternative Names: (R)-Phenyloxirane; 2-Phenyl-oxirane; (R)-(+)-(Epoxyethyl)benzene; (2R)-2-Phenyloxirane; (R)-Epoxystyrene; (R)-Phenylethylene Oxide. Grades: Highly Purified. CAS No. 20780-53-4. Pack Sizes: 5g. US Biological Life Sciences. USBiological 2
Worldwide
(R)-tert-Butylsulfinamide (R)-tert-Butylsulfinamide is a chiral ligand used in pharmaceutical compositions. (R)-tert-Butylsulfinamide can be readily transformed into P,N-sulfinyl imine ligands through condensation with aldehydes and ketones, which can undergo iridium-catalyzed asymmetric hydrogenation of olefins.(R)-(+)-2-Methyl-2-propanesulfinamide may be used to prepare N-(1-cyclohexylmethylidene)-2-methylpropane-2-sulfinamide via copper mediated condensation with cyclohexane carboxaldehyde. It may also be used to prepare (20E)-N-[t-butyl-(R)-sulfinyl]-3 β-(t-butyldimethylsilyloxy)-pregn-5-en-20-imine, an intermediate for the development of androgen receptor antagonists. Group: Biochemicals. Alternative Names: (R)-(+)-2-Methyl-2-propanesulfinamide; (R)-N-tert-Butanesulfinamide;(R)-tert-Butanesulfinamide; (R)-(+)-t-Butyl sulfinamide. Grades: Highly Purified. CAS No. 196929-78-9. Pack Sizes: 1g, 5g, 10g, 25g. Molecular Formula: C4H11NOS, Molecular Weight: 121.2. US Biological Life Sciences. USBiological 2
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RTI-112 RTI-112 is a synthetic stimulant and cocaine analog belonging to the phenyltropane group. RTI-112 acts as a non-selective serotonin-norepinephrine-dopamine reuptake inhibitor (SNRDI) with similar selectivty to cocaine. Group: Biochemicals. Alternative Names: (1R, 2S, 3S, 5S)-3-(4-Chloro-3-methylphenyl)-8-methyl-8-azabicyclo[3. 2. 1]octane-2-carboxylic Acid Methyl Ester Hydrochloride; [1R-(exo, exo)]-3-(4-Chloro-3-methylphenyl)-8-methyl-8-Azabicyclo[3. 2. 1]octane-2-carboxylic Acid Methyl Ester Hydrochloride; RTI 4229-112. Grades: Highly Purified. CAS No. 150653-92-2. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
RTI-113 RTI-113 is a 3-phenyltropane analogue that acts as a potent and selective dopamine uptake inhibitor. RTI-113 has been shown to reduce cocaine self-administration at high occupancy of dopamine transporter. Studies suggest that RTI-113 and its analogs may be useful tools for developing potential agonist therapies for cocaine dependence. Group: Biochemicals. Alternative Names: (1R, 2S, 3S, 5S)-3-(4-Chlorophenyl)-8-methyl-8-azabicyclo[3. 2. 1]octane-2-carboxylic Acid Phenyl Ester Hydrochloride; [1R-(exo, exo)]-3-(4-Chlorophenyl)-8-methyl-8-azabicyclo[3. 2. 1]octane-2-carboxylic Acid Phenyl Ester Hydrochloride; RTI 113; RTI 4229-113. Grades: Highly Purified. CAS No. 141807-57-0. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
Worldwide
RTI-177 RTI-177 is a phenyltropane cocaine analog that acts as a dopamine-selective uptake inhibitors. RTI-177 has a lower abuse liability than cocaine but with similar potency. RTI-177 does not bind to anticocaine catalytic antibodies that are used as potential medication for cocaine abusers and thus can be used simultaneously in treatments. Group: Biochemicals. Alternative Names: (1R, 2S, 3S, 5S)-3-(4-Chlorophenyl)-8-methyl-2-(3-phenyl-5-isoxazolyl)-8-azabicyclo[3. 2. 1]octane Hydrochloride; [1R-(exo, exo)]-3-(4-Chlorophenyl)-8-methyl-2-(3-phenyl-5-isoxazolyl)-8-azabicyclo[3. 2. 1]octane Hydrochloride; RTI 177; RTI 4229-177. Grades: Highly Purified. CAS No. 170939-95-4. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide
RTI-336 RTI-336 is a a phenyltropane cocaine analog that acts selective dopamine reuptake inhibitor. RTI-336 binds to the dopamine transporter with around 20 times the affinity of cocaine but produces relatively mild stimulant effects. RTI-336 is a potential candidate for pharmacotherapy for treating cocaine addiction. Group: Biochemicals. Alternative Names: (1R, 2S, 3S, 5S)-3-(4-Chlorophenyl)-8-methyl-2-[3-(4-methylphenyl)-5-isoxazolyl]-8-azabicyclo[3. 2. 1]octane Hydrochloride; [1R-(exo, exo)]-3-(4-Chlorophenyl)-8-methyl-2-[3-(4-methylphenyl)-5-isoxazolyl]-8-azabicyclo[3. 2. 1]octane Hydrochloride; RTI 336; RTI 4229-336. Grades: Highly Purified. CAS No. 204069-50-1. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 2
Worldwide
RTI-51 Hydrochloride RTI-51 is a semi-synthetic alkaloid that is part of the phenyltropane group with psychosimulant activity. RTI-51 does not bind to anticocaine catalytic antibodies that are used as potential medication for cocaine abusers and thus can be used simultaneously in treatments. Group: Biochemicals. Alternative Names: (1R, 2S, 3S, 5S)-3-(4-Bromophenyl)-8-methyl-8-azabicyclo[3. 2. 1]octane-2-carboxylic Acid Methyl Ester Hydrochloride; [1R-(exo, exo)]-3-(4-Bromophenyl)-8-methyl-8-azabicyclo[3. 2. 1]octane-2-carboxylic Acid Methyl Ester Hydrochloride; RTI 4229-51 Hydrochloride. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 2
Worldwide

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