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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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Dasatinib Free Base Dasatinib, also known as BMS-354825, is a cancer drug produced by Bristol-Myers Squibb and sold under the trade name Sprycel. Dasatinib is an oral dual BCR/ABL and Src family tyrosine kinases inhibitor approved for use in patients with chronic myelogenous leukemia (CML) after imatinib treatment and Philadelphia chromosome-positive acute lymphoblastic leukemia (Ph+ ALL). It is also being assessed for use in metastatic melanoma. Group: Biochemicals. Alternative Names: N-[2-Chloro-6-methylphenyl]-2-[[6-[4-(2-hydroxyethyl)-1-piperazinyl]-2-methyl-4-pyrimidinyl]amino]-5-thiazolecarboxamide; BMS-354825. Grades: Highly Purified. CAS No. 302962-49-8. Pack Sizes: 100mg, 500mg. Molecular Formula: C22H26ClN7O2S, Molecular Weight: 488.01. US Biological Life Sciences. USBiological 1
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Daunorubicin-13C,d3 Daunorubicin-13C,d3. Group: Biochemicals. Alternative Names: (8S-cis)-8-Acetyl-10-[(3-amino-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-5,12-naphthacenedione-13C,d3. Grades: Purified. CAS No. 20830-81-3 unlabeled. Pack Sizes: 250ug. Molecular Formula: C2613CH26D3NO10, Molecular Weight: 531.53. US Biological Life Sciences. USBiological 1
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Daunorubicin Hydrochloride (Mixture of Diastereomers) Daunorubicin Hydrochloride (Mixture of Diastereomers). Group: Biochemicals. Alternative Names: (8S,10S)-8-Acetyl-10-[(3-amino-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl)oxy]-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-5,12-naphthacenedione Hydrochloride; (8S-cis)-Daunomycin Hydrochloride; Cerubidine; Daunoblastin; Daunomycin Chlorohydrate; ?NDC 0082-4155; Ondena; RP 13057 Hydrochloride; Rubidomycin Hydrochloride. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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Daunorubicinol-13C,d3 (13-(R,S) Dihydrodaunorubicin-13C,d3) Used as an antineoplastic. Complexes with DNA. Inhibits DNA and RNA synthesis. Group: Biochemicals. Alternative Names: 13-(R,S) Dihydrodaunorubicin-13C,d3. Grades: Highly Purified. Pack Sizes: 0.100mg. US Biological Life Sciences. USBiological 1
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D-Azetidine-2-Carboxylic Acid A four-membered ring analog of L-Proline. A useful intermediate in the synthesis of polypeptides. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500mg. US Biological Life Sciences. USBiological 1
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D-b,b-Diethylalanine (D-3-Ethylnorvaline) D-b,b-Diethylalanine (D-3-Ethylnorvaline). Group: Biochemicals. Alternative Names: D-3-Ethylnorvaline. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 1
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D-b-Imidazolelactic Acid, Monohydrate (Imidazole-4-lactic Acid. (R)-2-hydroxy-3-(1(3)H-imidazol-4-yl)-propionic acid. . ) An intermediate in the synthesis of imidazole alkaloids (+)-pilocarpine and (+)-isopilocarpine. Group: Biochemicals. Alternative Names: Imidazole-4-lactic Acid(R)-2-hydroxy-3-(1(3)H-imidazol-4-yl)-propionic acid. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 1
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D-(+)-Carvone D-(+)-Carvone, is used for the synthesis of (-)-terpestacin, a fungal metabolite with anticancer activity. Group: Biochemicals. Grades: Highly Purified. CAS No. 2244-16-8. Pack Sizes: 10g, 25 g. Molecular Formula: C10H14O. US Biological Life Sciences. USBiological 1
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D-(+)-Cellobiose D-(+)-Cellobiose. Group: Molecular Biology. Grades: Highly Purified. CAS No. 528-50-7. Pack Sizes: 5g, 25g. Molecular Formula: C12H22O11. US Biological Life Sciences. USBiological 1
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D-DOPA. (3-Hydroxy-D-tyrosine, D-3, 4-Di hydroxyphenylalanine) A DOPA enantiomer that lacks biological activity. Group: Biochemicals. Alternative Names: 3-Hydroxy-D-tyrosine, D-3, 4-Di hydroxyphenylalanine. Grades: Highly Purified. Pack Sizes: 500mg. US Biological Life Sciences. USBiological 1
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DEAE-Sephadex A-25 Chloride DEAE-Sephadex A-25 Chloride is used in ion-exchange chromatography for protein isolation and purification. Group: Biochemicals. Grades: Highly Purified. CAS No. 12609-80-2. Pack Sizes: 1g, 10g. Molecular Formula: N/A, Molecular Weight: US Biological Life Sciences. USBiological 1
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DeArbol Pepper, Mesquite-Smoked DeArbol Pepper, Mesquite-Smoked. Group: Molecular Biology. Alternative Names: Capsicum annuum. Grades: Molecular Biologist Grade. CAS No. Pack Sizes: 14g. US Biological Life Sciences. USBiological 1
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Debrisoquin-13C,15N2 (3, 4-Di hydro-2 (1H) -isoquinolinecarboximid amide-13C, 15N2, Debrisoquine-13C,15N2, Isocaramidine-13C,15N2) Antihypertensive. Group: Biochemicals. Alternative Names: 3, 4-Di hydro-2 (1H) -isoquinolinecarboximid amide-13C, 15N2; Debrisoquine-13C,15N2; Isocaramidine-13C,15N2. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Debrisoquin (3, 4-Di hydro-2 (1H) -isoquinolinecarboximid amide , Debrisoquine, Isocaramidine) Antihypertensive. Group: Biochemicals. Alternative Names: 3, 4-Di hydro-2 (1H) -isoquinolinecarboximid amide ; Debrisoquine; Isocaramidine. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 1
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Decyl Methanethiosulfonate Reacts specifically and rapidly with thiols to form mixed disulfides. Used to probe the structures of the ACh receptor channel of the GABA receptor channel and of lactose permease. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 100mg. US Biological Life Sciences. USBiological 1
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Defluoro Paroxetine, Hydrochloride (3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-phenyl-piperidine Hydrochloride, Paroxetine Related Compound B) A drug impurity of Paroxetin, a selective serotonin reuptake inhibitor. Group: Biochemicals. Alternative Names: 3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-phenyl-piperidine Hydrochloride, Paroxetine Related Compound B. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Dehydroacetic Acid Sodium Salt Dehydroacetic Acid Sodium is used as a food additive, preservative, and antimicrobial agent. Group: Biochemicals. Grades: Highly Purified. CAS No. 4418-26-2. Pack Sizes: 5g, 25g. Molecular Formula: C8H7NaO4, Molecular Weight: 190.13. US Biological Life Sciences. USBiological 1
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Dehydroaripiprazole-d8, Hydrochloride A labeled metabolite of Aripiprazole, a selective dopamine D2-receptor antagonist with dopamine autoreceptor agonist activity. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Dehydroaripiprazole, Hydrochloride A metabolite of Aripiprazole, a selective dopamine D2-receptor antagonist with dopamine autoreceptor agonist activity. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
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Dehydrocyclopeptine Dehydrocyclopeptine is a benzodiazepine metabolite produced by a number of species of Penicillium. While there is little literature about the metabolite there is considerable interest in the enzymes responsible for the biosynthesis of the benzodiazepine nucelus, cyclopeptine synthetase. Group: Biochemicals. Grades: Highly Purified. CAS No. 31965-37-4. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Delavirdine, Mesylate (U-90152S) A bisheteroaryl piperazine (BHAP) reverse transcriptase inhibitor. Group: Biochemicals. Alternative Names: U-90152S. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Delavirdine (U-90152) A bisheteroaryl piperazine (BHAP) reverse transcriptase inhibitor. Group: Biochemicals. Alternative Names: U-90152. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Demecolceine (N-Desacetyl-N-methylcolchiceine) Demecolceine (N-Desacetyl-N-methylcolchiceine). Group: Biochemicals. Alternative Names: N-Desacetyl-N-methylcolchiceine. Grades: Highly Purified. Pack Sizes: 50mg. US Biological Life Sciences. USBiological 1
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Demecolcine-d3 (N-Desacetyl-N-methylcolchicine-d3) An isotopically labeled an. Group: Biochemicals. Alternative Names: N-Desacetyl-N-methylcolchicine-d3. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
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Demecolcine-d6 (N-Desacetyl-N-methylcolchicine-d6) An isotopically labeled an. Group: Biochemicals. Alternative Names: N-Desacetyl-N-methylcolchicine-d6. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Demecolcine Hydrogen Bromide Salt (N-Desacetyl-N-methylcolchicine, Hydrogen Bromide Salt) Demecolcine Hydrogen Bromide Salt (N-Desacetyl-N-methylcolchicine, Hydrogen Bromide Salt). Group: Biochemicals. Alternative Names: N-Desacetyl-N-methylcolchicine, Hydrogen Bromide Salt. Grades: Highly Purified. Pack Sizes: 50mg. US Biological Life Sciences. USBiological 1
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Demecolcine (N-Desacetyl-N-methylcolchicine) Demecolcine (N-Desacetyl-N-methylcolchicine). Group: Biochemicals. Alternative Names: N-Desacetyl-N-methylcolchicine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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De methyl chlorocitalopram An internal standard of Citalopram, an inhibitor of serotonin (5-HT) uptake. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Denbufylline (1,3-Di-n-butyl-7-[2’-oxopropyl)xanthine) A cell permeable xanthine derivatvie that acts as a selective inhibitor of. Group: Biochemicals. Alternative Names: 1,3-Di-n-butyl-7-[2’-oxopropyl)xanthine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Denhardt’s Solution 50X Denhardt’s Solution 50X. Group: Biochemicals. Alternative Names: 1% Ficoll, 1% Polyvinylpyrrolidone, 1% BSA. Grades: Molecular Biology Grade. Pack Sizes: 10ml, 25ml. US Biological Life Sciences. USBiological 1
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Deoxy-Bigchap (N,N-Bis[3-D-gluconamidopropyl]-deoxycholamide. ) A nonionic detergent with properties comparable to CHAPS and CHAPSO but with reduced electrostatic interactions. Suited for ion exchange chromatography. Group: Biochemicals. Alternative Names: N,N-Bis[3-D-gluconamidopropyl]-deoxycholamide. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences. USBiological 1
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Deoxyblebbistatin A derivative of Blebbistatin, a compound that blockes myosin II-dependent cell processes. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 1
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Deoxycholic Acid 3-O- β-D-Glucuronide Disodium Salt Deoxycholic Acid 3-O- β-D-Glucuronide Disodium Salt is an impurity of Cholic Acid (C432600), a choleretic produced by and isolated from liver cells. Group: Biochemicals. Grades: Highly Purified. CAS No. 59274-67-8. Pack Sizes: 1mg, 2mg. Molecular Formula: C30H46Na2O10, Molecular Weight: 612.66. US Biological Life Sciences. USBiological 1
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Deoxyfuconojirimycin Hydrochloride (DFJ) A powerful and specific inhibitor of several alpha-L-fucosidases. Deoxyfuconojirimycin (1,5-dideoxy-1,5-imino-L-fucitol) is a potent, specific and competitive inhibitor (Ki 1 x 10(-8) M) of human liver alpha-L-fucosidase (EC 3.2.1.51). Six structural analogues of this compound were synthesized and tested for their ability to inhibit alpha-L-fucosidase and other human liver glycosidases. It is concluded that the minimum structural requirement for inhibition of alpha-L-fucosidase is the correct configuration of the hydroxy groups at the piperidine ring carbon atoms 2, 3 and 4. Different substituents in either configuration at carbon atom 1 (i.e. 1 alpha- and beta-homofuconojirimycins) and at carbon atom 5 may alter the potency but do not destroy the inhibition of alpha-L-fucosidase. The pH-dependency of the inhibition by these amino sugars suggests very strongly that inhibition results from the formation of an ion-pair between the protonated inhibitor and a carboxylate group in the activ… Group: Biochemicals. Alternative Names: (2S,3R,4S,5R)-2-Methyl-3,4,5-piperidinetriol; 1,5-Dideoxy-1,5-imino-L-fucitol. Grades: Highly Purified. CAS No. 210174-73-5. Pack Sizes: 5mg, 10mg. Molecular Formula: C6H13NO3 HCl, Molecular Weight: 183.63. US Biological Life Sciences. USBiological 1
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Deoxygalactonojirimyci n, Hydrochloride Proven to be an extremely potent and selective a-D-galactosidase inhibitor. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Deoxymannojirimycin, Hydrochloride Source: Synthetic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Deoxynojirimycin (DNJ) Deoxynojirimycin inhibits mammalian glucosidase 1. As well, it inhibits intestinal and lysosmal alpha-glucosidases, beta-glucosidase from sweet almonds, pancreatic alpha-amylase and amyloglucosidase. Group: Biochemicals. Alternative Names: DNJ. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Deoxynojirimycin Hydrochloride (DNJ Hydrochloride) Deoxynojirimycin inhibits mammalian glucosidase 1. As well, it inhibits intestinal and lysosmal alpha-glucosidases, beta-glucosidase from sweet almonds, pancreatic alpha-amylase and amyloglucosidase. Group: Biochemicals. Alternative Names: DNJ Hydrochloride. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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D-erythro-Dihydro-D-sphingosine-1-phosphate May be used as a negative control for C2 Ceramide. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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D-erythro-Dihydro-D-sphingosine (Sphinganine) Biosynthetic precursor of sphingosine. Inhibits protein kinase C. Group: Biochemicals. Alternative Names: Sphinganine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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D-erythro-N,N-Dimethylsphingosine (2-Dimethylamino-4-octadecene-1,3-diol) A general modulator of protein kinases. Group: Biochemicals. Alternative Names: 2-Dimethylamino-4-octadecene-1,3-diol. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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D-erythro-N,N,N-Trimethylsphingosine Chloride Has an inhibitory effect via blocking of transmembrane signaling on the growth of various human tumor cell lines. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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D-Erythronolactone ((2R,3R)-Butane-2,3,4-triol-1,4 Lactone) A chiral synthon used for the synthesis of certain natural products such as the leukotrienes. Group: Biochemicals. Alternative Names: (2R,3R)-Butane-2,3,4-triol-1,4 Lactone. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences. USBiological 1
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D-erythro-Sphingosine-13C2,D2 D-erythro-Sphingosine-13C2,D2. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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D-erythro-Sphingosine-1-Phosphate-13C2,D2 A labeled putative lipid second messenger; found to inhibit cellular mobility of melanoma cells at very low concentrati. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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D-erythro-Sphingosine-1-Phosphate (SPN-1-P) A putative lipid second messenger; found to inhibit cellular mobility of melanoma cells at very low concentrati. Group: Biochemicals. Alternative Names: SPN-1-P. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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D-Erythro-Sphingosyl phosphoryl choline Involved in cell regulation, and transmembrane signaling. A putative lipid second messenger, connected via Protein Kinase C to the phosphatidylinositol-derived second messengers for signal transduction. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
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Desacetyl Rifampicin Metabolite of Rifampicin. Group: Biochemicals. Alternative Names: 25-O-Deacetyl-3- [ (E) - [ (4-methyl-1-piperazinyl) imino] methyl] rifamycin; 25-Deacetylrifampicin; 25-Desacetylrifampin; 25-O-Deacetylrifampicin; 25-O-Desacetylrifampin; Deacetylrifampicin; Deacetylrifampin; Desacetylrifampicin; Desacetylrifampin. Grades: Highly Purified. CAS No. 16783-99-6. Pack Sizes: 1mg. Molecular Formula: C41H56N4O11, Molecular Weight: 780.9. US Biological Life Sciences. USBiological 1
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Desethylene Ciprofloxacin, Hydrochloride (BAY-r 3964, M1-Ciprofloxacin, 7-[(2-Aminoethyl)amino]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid) A metabolite of the fluorinated quinolone antibacterial Ciprofloxacin. Group: Biochemicals. Alternative Names: BAY-r 3964, M1-Ciprofloxacin, 7-[(2-Aminoethyl)amino]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic Acid. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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Desethyloxybutynin, Hydrochloride (a-Cyclohexyl-a-hydroxybenzeneacetic Acid 4-(Ethylamino)-2-butynyl Ester, Hydrochloride Salt) A metabolite of the drug Oxybutynin. Used in the treatmentment of incontinence. This compound is racemic. Group: Biochemicals. Alternative Names: a-Cyclohexyl-a-hydroxybenzeneacetic Acid 4-(Ethylamino)-2-butynyl Ester, Hydrochloride Salt. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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Desfuroyl Ceftiofur A metabolite of Ceftiofur, which is microbiologically active. Group: Biochemicals. Alternative Names: (6R, 7R) -7-[[ (2Z) - (2-Amino-4-thiazolyl) (methoxyimino) acetyl]amino]-3- (mercaptomethyl) -8-oxo-5-thia-1-azabicyclo[4. 2. 0]oct-2-ene-2-carboxylic Acid; DFC; Defuroylceftiofur. Grades: Purified. CAS No. 120882-22-6. Pack Sizes: 1mg, 2.5mg, 5mg. Molecular Formula: C14H15N5O5S3, Molecular Weight: 429.49. US Biological Life Sciences. USBiological 1
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Desipramine-2,4,6,8-d4 Hydrochloride (10,11-Dihydro-N-methyl-5H-dibenz[b,f]azepine-5-propanamine-d4, G-35020-d4, JB-8181-d4, NSc-114901-d4, Norpramin-d4, Nortimil-d4, Pertofran-d4, Pertofrane-d4, Petylyl-d4) Desipramine is an active metabolite of imipramine and has been found to be useful in the treatment of neuropathic pain. It may also be used to treat symptoms of cocaine withdrawal. Desipramine is a tricyclic antidepressant (TCA). Tricyclic antidepressants contain a characteristic three ringed nucleus structure. They act primarily as serotonin­norepinephri ne reuptake inhibitors. Tricyclic antidepressants are mainly used as antidepressants, but have also been for the treatment of anxiety disorders and attention hyperactivity disorder and as an adjunct to certain analgesics to treat chronic pain. In many treatments they have been replaced by other compounds with fewer side­effects. Group: Biochemicals. Alternative Names: 10,11-Dihydro-N-methyl-5H-dibenz[b,f]azepine-5-propanamine-d4; G-35020-d4; JB-8181-d4; NSc-114901-d4; Norpramin-d4; Nortimil-d4; Pertofran-d4; Pertofrane-d4; Petylyl-d4. Grades: Highly Purified. CAS No. 61361-34-0. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desipramine (Norpramin®, Pertofrane®) (HRP) Desipramine is an active metabolite of imipramine and has been found to be useful in the treatment of neuropathic pain. It may also be used to treat symptoms of cocaine withdrawal. Desipramine is a tricyclic antidepressant (TCA). Tricyclic antidepressants contain a characteristic three ringed nucleus structure. They act primarily as serotonin­norepinephri ne reuptake inhibitors. Tricyclic antidepressants are mainly used as antidepressants, but have also been for the treatment of anxiety disorders and attention hyperactivity disorder and as an adjunct to certain analgesics to treat chronic pain. In many treatments they have been replaced by other compounds with fewer side­effects. Group: Biochemicals. Grades: Purified. Pack Sizes: 500ul. US Biological Life Sciences. USBiological 1
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Desloratadine-d4 (8-Chloro-6, 11-dihydro-11-(4-piperidinylidene)-5H-benzo[5, 6]cyclohepta[1, 2-b]pyridine-d4) A labeled histamine H1-receptor antagonist. An active labeled metabolite of Loratadine. Group: Biochemicals. Alternative Names: 8-Chloro-6, 11-dihydro-11-(4-piperidinylidene)-5H-benzo[5, 6]cyclohepta[1, 2-b]pyridine-d4. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 1
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Desloratadine (Sch-34117, 8-Chloro-6,11-dihydro-11-(4-piperidinylidene)-5H-. benzo[5, 6]cyclohepta[1, 2-b]pyridine, Clairinex, Aerius. ) A histamine H1-receptor antagonist. An active metabolite of Loratadine. Group: Biochemicals. Alternative Names: Sch-34117, 8-Chloro-6, 11-dihydro-11-(4-piperidinylidene)-5H-benzo[5, 6]cyclohepta[1, 2-b]pyridine, Clairinex, Aerius. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 1
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Desmethyl Bosentan (4-(1,1-dimethylethyl)-N-[6-(2-hydroxyethoxy)-5-(2-hydroxyphenoxy)[2,2’-bipyrimidin]-4-yl]benzenesulfonamide) A metabolite of Bosentan, a mixed endothelin receptor antagonist which is used as a vasodilator. Group: Biochemicals. Alternative Names: 4-(1,1-dimethylethyl)-N-[6-(2-hydroxyethoxy)-5-(2-hydroxyphenoxy)[2,2’-bipyrimidin]-4-yl]benzenesulfonamide. Grades: Highly Purified. CAS No. 253688-61-8. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmethyl Cerivastatin, Sodium Salt (M-21 Metabolite) A metabolite of Cerivastatin, a competitive inhibitor of HMG-CoA reductase. Group: Biochemicals. Alternative Names: M-21 Metabolite. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmethyl Erlotinib Acetate (6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)-quinazoline) Desmethyl Erlotinib derivative. Group: Biochemicals. Alternative Names: 6-(2-Acetoxy-ethoxy)-4-(3-ethynyl-phenylamino)-7-(2-methoxy-ethoxy)-quinazoline. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmethyl Erlotinib, Free Base A metabolite of Erlotinib, an anti cancer agent. Group: Biochemicals. Alternative Names: 2- [ [4- [ (3-Ethynylphenyl) amino] -7- (2-methoxyethoxy) -6-quinazolinyl] oxy] ethanol; OSI-420; CP 373420. Grades: Highly Purified. CAS No. 183321-86-0. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmethyl Hydroxy Cerivastatin, Sodium Salt (M-24 Metabolite, Sodium (E)-7-(3R,5S)-{4-(4-Fluorophenyl)-6-[(S)-(hydroxymethyl)ethyl]-5-hydroxymethyl-2-isopropylpyrid-3-yl}-3,5dihydroxyhept-6-enoate) A metabolite of Cerivastatin, a competitive inhibitor of HMG-CoA reductase. Group: Biochemicals. Alternative Names: M-24 Metabolite, Sodium (E)-7-(3R,5S)-{4-(4-Fluorophenyl)-6-[(S)-(hydroxymethyl)ethyl]-5-hydroxymethyl-2-isopropylpyrid-3-yl}-3,5dihydroxyhept-6-enoate. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmethyl Sibutramine-d6, Hydrochloride A labeled metabolite of Sibutramine, a serotonin and noradrenaline reuptake inhibitor (SNR). Decreases calorie intake and increases energy expenditure. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Desmopressin Acetate (1-(3-Mercaptopropanoic Acid)-8-d-arginine Vasopressin Monoacetate, 8-d-Arginine-1-(3-mercapto-propanoic Acid)vasopresin Monoacetate, Adiuretin SD, DDAVP, Desmospray, Minirin, Octim, Octostim, Presinex, Stimate) Synthetic analog of vasopressin. Antidiuretic; hemostatic. Group: Biochemicals. Alternative Names: 1-(3-Mercaptopropanoic Acid)-8-d-arginine Vasopressin Monoacetate; 8-d-Arginine-1-(3-mercapto-propanoic Acid)vasopresin Monoacetate; Adiuretin SD; DDAVP; Desmospray; Minirin; Octim; Octostim; Presinex; Stimate. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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Desotamide The cyclic hexapeptide, desotamide, was first isolated from a Streptomyces sp. found to produce salinamide A, an inhibitor of bacterial RNA polymerase. Little is known of its biological potency or intrinsic activity. Group: Biochemicals. Grades: Highly Purified. CAS No. 194660-14-5. Pack Sizes: 500ug. US Biological Life Sciences. USBiological 1
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Despiro-cyclopamine (Despiro-11-Deoxyjervine) An analogue of Cyclopamine, a sonic hedgehog inhibitor. Group: Biochemicals. Alternative Names: Despiro-11-Deoxyjervine. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
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Des-(R)-piperidin-3-amine 8-(R)-(Piperidin-3-ylamino) Linagliptin Des-(R)-piperidin-3-amine 8-(R)-(Piperidin-3-ylamino) Linagliptin is an impurity of Linagliptin (L465900), a novel potent and selective dipeptidyl peptidase-4 (DPP-4) inhibitor with potential use in the treatment of type 2 diabetes. Group: Biochemicals. Grades: Highly Purified. CAS No. 1446263-38-2. Pack Sizes: 1mg. Molecular Formula: C25H28N8O2, Molecular Weight: 472.54. US Biological Life Sciences. USBiological 1
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Desthiazolyl methyl oxycarbonyl Ritonavir An analogue of the selective HIV protease inhibitor Ritonavir. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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Desthiazolylmethyl Ritonavir An analogue of the selective HIV protease inhibitor Ritonavir. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
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D-Ethionine (D-2-Amino-4-(ethylthio)butyric Acid) D-Ethionine (D-2-Amino-4-(ethylthio)butyric Acid). Group: Biochemicals. Alternative Names: D-2-Amino-4-(ethylthio)butyric Acid. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences. USBiological 1
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Dexamethasone 17α,21-Ethylorthopropionate Dexamethasone 17α,21-Ethylorthopropionate is an intermediate in synthesizing 21-Chloro-9-fluoro-11 β,17-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 17-Propionate (C366320), (Clobetasol Propionate EP Impurity C) is an impurity of Clobetasol 17-Propionate (C583500), an topical corticosteroid with anti-inflammatory properties. Group: Biochemicals. Grades: Highly Purified. CAS No. 25122-24-1. Pack Sizes: 250mg, 500mg. Molecular Formula: C27H37FO6. US Biological Life Sciences. USBiological 1
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Dexamethasone(21) (HRP) Dexamethasone(21) (HRP). Group: Biochemicals. Grades: Purified. Pack Sizes: 500ul. US Biological Life Sciences. USBiological 1
Worldwide

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