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.
Intermediate in the production of Sildenafil. Group: Biochemicals. Alternative Names: 1-Methyl-4-nitro-3-propylpyrazole-5-carboxylic Acid. Grades: Highly Purified. CAS No. 139756-00-6. Pack Sizes: 200mg. US Biological Life Sciences.
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1-Methyl-4-nitro-3-propylpyrazole-5-carboxamide
Intermediate in the production of Sildenafil. Group: Biochemicals. Alternative Names: 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxamide. Grades: Highly Purified. CAS No. 139756-01-7. Pack Sizes: 250mg. US Biological Life Sciences.
Intermediate in the preparation of Iso Viagra and pyrazolopyrimidinone cGMP PDE5 inhibitors for the treatment of sexual dysfunction. Group: Biochemicals. Grades: Highly Purified. CAS No. 247583-72-8. Pack Sizes: 10mg. US Biological Life Sciences.
Intermediate in the preparation of Iso Viagra and pyrazolopyrimidinone cGMP PDE5 inhibitors for the treatment of sexual dysfunction. Group: Biochemicals. Grades: Highly Purified. CAS No. 247583-71-7. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Methyl-4-piperidone
1-Methyl-4-piperidone. Group: Biochemicals. Alternative Names: N-Methyl-4-piperidone; 1-Methyl-4-oxopiperidine; NSC 66491. Grades: Highly Purified. CAS No. 1445-73-4. Pack Sizes: 5g. US Biological Life Sciences.
An intermediate in the preparation of labeled Dendamustine. Group: Biochemicals. Alternative Names: 5-[Bis(2-hydroxyethyl)amino]-1-methyl-1H-benzimidazole-2-butanoic Acid Methyl Ester-d5;5-[Bis(2-hydroxyethyl)amino]-1-methyl-2-benzimidazolebutyric Acid Methyl Ester-d5. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
Labeled Bendamustine. Group: Biochemicals. Alternative Names: 1-Methyl-5-nitro-2-benzimidazolebutyric Acid. Grades: Highly Purified. CAS No. unlabelled:3543-72-4. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Methyl-5-nitroimidazole
Used in the synthesis of new 5-nitroimidazoles as potential antibacterial drugs via VNS procedure. Group: Biochemicals. Alternative Names: 1-Methyl-5-nitro-. Grades: Highly Purified. CAS No. 3034-42-2. Pack Sizes: 5g. US Biological Life Sciences.
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1-Methyl-5-propyl-1H-pyrazole-3-carboxylic Acid
Intermediate in the preparation of Iso Viagra, Sidenafil analogs and pyrazolopyrimidinone cGMP PDE5 inhibitors for the treatment of sexual dysfunction. Group: Biochemicals. Grades: Highly Purified. CAS No. 247583-70-6. Pack Sizes: 100mg. US Biological Life Sciences.
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1-Methylbenz [a]anthracene
1-Methylbenz [a]anthracene is a monomethylated polycyclic aromatic hydrocarbon with carcinogenic activity. Group: Biochemicals. Alternative Names: 1-Methyl-1,2-benzanthracene; 1-Monomethylbenz [a]anthracene. Grades: Highly Purified. CAS No. 2498-77-3. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Methyl Biguanide Hemisulfate Monohydrate
N-Demethylated analog of Metformin with stimulatory effects on the intracellular portion of human insulin receptor (IP βIRK). Group: Biochemicals. Alternative Names: N- methyl imidodicarbonimidic Diamide Hemisulfate Monohydrate; N-Methyl-N'-guanylguanidine Hemisulfate Monohydrate. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Methyl-d3-2-(4-methylbenzoyl)pyrrole
1-Methyl-d3-2-(4-methylbenzoyl)pyrrole. Group: Biochemicals. Alternative Names: 1-Methyl-d3-2-p-methylbenzoyl Pyrrole; 1-Methyl-d3-2-p-toluoylpyrrole. Grades: Highly Purified. CAS No. 1185001-74-4. Pack Sizes: 100mg. US Biological Life Sciences.
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1-Methyl-d3-4-piperidone
1-Methyl-d3-4-piperidone. Group: Biochemicals. Alternative Names: N-Methyl-d3-4-piperidone; 1-Methyl-d3-4-oxopiperidine; NSC 66491-d3. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
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(1-Methylethyl)carbamic Acid-d7 Phenyl Ester
Intermediate in the preparation of labeled Torsemide metabolites. Group: Biochemicals. Alternative Names: N-(1-Methylethyl)carbamic Acid-d7 Phenyl Ester; Phenyl Isopropylcarbamate-d7; NSC 190576-d7. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Methylimidazole-d3
A metabolite of 1-methyl-2-thioimidazole (methimazole). It inhibits bone resorption. Group: Biochemicals. Alternative Names: 1-(Methyl-d3)-1H-imidazole. Grades: Highly Purified. CAS No. 16650-76-3. Pack Sizes: 5mg. US Biological Life Sciences.
Granisetron Impurity D. Group: Biochemicals. Alternative Names: 1-Methyl-1H-indazole-3-carboxylic Acid. Grades: Highly Purified. CAS No. 50890-83-0. Pack Sizes: 10mg, 50mg, 100mg, 1g. US Biological Life Sciences.
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1-Methylindole-3-acetic Acid
1-Methylindole-3-acetic Acid is a N-methylated derivative of Indole-3-acetic acid, a natural auxin, with plant growth regulating activity. Group: Biochemicals. Alternative Names: (1-Methyl-1H-indol-3-yl)acetic Acid; (1-Methylindol-4-yl)acetic Acid; 1-Methyl-1H-indole-3-acetic Acid; 1-Methylindole-3-acetic Acid; 1-Methylindolyl-3-acetic Acid; 2-(1-Methyl-1H-indol-3-yl)acetic Acid; 2-(1-Methyl-3-indolyl)acetic Acid; 2-(N-Methylindole-3-yl)acetic Acid; N-Methylindole-3-acetic Acid; N-Methylindoleacetic Acid; NSC 78007. Grades: Highly Purified. CAS No. 1912-48-7. Pack Sizes: 10g. US Biological Life Sciences.
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(-)-1-Methyl-N-Benzyl Normetazocine
Intermediate in the production of (-)-Cyclazocine and (-)-Normetazocine. Group: Biochemicals. Alternative Names: (2R,6R,11R)-1,2,3,4,5,6-Hexahydro-6,11-dimethyl-3-(1-phenylethyl)-2,6-methano-3-benzazocin-8-ol. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Methylpiperazine-d8 Dihydrochloride
Used in the preparation of 2- (4-Methyl-1-piperazinylmethyl) acrylophenone dihydrochloride (MPMAP). Group: Biochemicals. Alternative Names: N-Methylpiperazine-d8 Dihydrochloride. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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1-Methylpiperidine-2-ethanol-d3
Labeled Thioridazine intermediate. Group: Biochemicals. Alternative Names: 2-(2-Hydroxyethyl)-1-methylpiperidine-d3; 1-Methyl-2-piperidineethanol-d3; NSC 75616-d3. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Methylpyrrolidine
A methylated pyrollidine which is an essential part of the structure of Cefipime often analyzed via ion chromatography. A cigarette smoke constitutent. Group: Biochemicals. Alternative Names: N-Methylpyrrolidine; N- methyl tetrahydropyrrole; NSC 65579. Grades: Highly Purified. CAS No. 120-94-5. Pack Sizes: 1g. US Biological Life Sciences.
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1-Methyluric Acid
A metabolite of Theophylline. Group: Biochemicals. Grades: Highly Purified. CAS No. 708-79-2. Pack Sizes: 10mg, 25mg, 50mg, 100mg. Molecular Formula: C?H?N?O?. US Biological Life Sciences.
Reagent used in the preparation of Biotinylated oligonucleotides. Group: Biochemicals. Alternative Names: N, N-Bis (1-methylethyl) phosphoramidous Acid 6-[[5-[ (3aS, 4S, 6aR) -1-[Bis (4-methoxyphenyl) phenylmethyl]hexahydro-2-oxo-1H-thieno[3, 4-d]imidazol-4-yl]-1-oxopentyl]amino]hexyl 2-cyanoethyl Ester. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Naphthol
Used in the manufacturing of dyes, intermediates, synthetic perfumes. Group: Biochemicals. Alternative Names: 1-Naphthalenol; 1-Hydroxynaphthalene; 1-Naphthyl Alcohol; C.I. 76605; Durafur Developer D; Fouramine ERN; Fourrine 99; Fourrine ERN; Furro ER; NSC 9586; Nako TRB; Naphthol-1; Naphthyl-1-ol; Tertral ERN; Ursol ERN; Zoba ERN; α-Hydroxynaphthalene; α-Naphthol; α-Naphthyl Alcohol. Grades: Highly Purified. CAS No. 90-15-3. Pack Sizes: 1g. US Biological Life Sciences.
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1-Naphthol β-D-Glucuronide
A metabolite of 1-Naphthol. Group: Biochemicals. Alternative Names: 1-Naphthalenyl. Grades: Highly Purified. CAS No. 17238-47-0. Pack Sizes: 1mg, 5mg. US Biological Life Sciences.
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1-Naphthylacetic Acid 4-Nitrophenyl Ester
Intermediate in the preparation of 1-Naphthylacetyl Spermine. Group: Biochemicals. Alternative Names: 1-Naphthaleneacetic Acid 4-Nitrophenyl Ester; 4-Nitrophenyl 1-Naphthylacetate. Grades: Highly Purified. CAS No. 51537-87-2. Pack Sizes: 250mg. US Biological Life Sciences.
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1-Naphthylacetyl Spermine Trihydrochloride
A poliamine amide as potent Spermidine uptake inhibitor. Group: Biochemicals. Alternative Names: N- [3- [ [4- [ (3-Aminopropyl) amino] butyl] amino] propyl] -1-naphthaleneacetamide Trihydrochloride. Grades: Highly Purified. CAS No. 1049731-36-3. Pack Sizes: 25mg. US Biological Life Sciences.
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1N-Benzyl Biotin
A biotin derivative used in the novel enantioselective syntheses of (+)-Biotin. Group: Biochemicals. Alternative Names: (3aS,4S,6aR)-. Grades: Highly Purified. CAS No. 76335-62-1. Pack Sizes: 10mg. US Biological Life Sciences.
Gabapentin Intermediate. Group: Biochemicals. Grades: Highly Purified. CAS No. 133938-45-1. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Nitropiperazine
A nitro substituted piperazine. Group: Biochemicals. Alternative Names: NSC 243817. Grades: Highly Purified. CAS No. 42499-41-2. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Nitropiperazine-d8
Labeled nitro substituted piperazine. Group: Biochemicals. Alternative Names: NSC 243817-d8. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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1-Nitrosopyrrolidine-d4
Labeled 1-Nitrosopyrrolidine. One of the N-nitroso compounds (NOCs) implicated in human colon carcinogenesis, but the toxicological mechanisms involved have not been elucidated. Group: Biochemicals. Alternative Names: N-Nitrosopyrrolidine-d4; NPYR-d4; NSC 18797-d4. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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1-O-Benzoyl C2 Ceramide
C2 Ceramide derivative. Group: Biochemicals. Alternative Names: 1-O-benzoyl-N-[(1S,2R,3E)-2-hydroxy-1-(hydroxymethyl)-3-heptadecen-1-yl]acetamide; 1-O-benzoyl-N-acetyl-D-sphingosine; 1-O-benzoyl Acetyl Ceramide; 1-O-benzoyl N-Acetylsphingosine. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Intermediate in the preparation of Butane-1,4-diol metabolites. Group: Biochemicals. Grades: Highly Purified. CAS No. 1330277-54-7. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Oxo Colterol
Colterol derivative. Group: Biochemicals. Alternative Names: 1- (3, 4-Dihydroxyphenyl) -2-[ (1, 1-dimethylethyl) amino]ethanone. Grades: Highly Purified. CAS No. 105644-17-5. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Oxo Colterol-d9
Labeled colterol derivative. Group: Biochemicals. Alternative Names: 1- (3, 4-Dihydroxyphenyl) -2-[ (1, 1-dimethylethyl) amino]ethanone-d9. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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1-Oxo Fexofenadine-d6 Methyl Ester
A labeled intermediate in the preparation of Fexofenadine. Group: Biochemicals. Alternative Names: 4- [4- [4- (Hydroxydiphenyl methyl ) -1-piperidinyl] -1-oxobutyl] - α , α -di methyl - Benzene acetic-d6 Acid Methyl Ester; Methyl 4- [4- [4- (Hydroxydiphenyl methyl ) -1-piperidinyl] -1-oxobutyl] - α , α -di methyl phenylacetate-d6. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
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1-Oxo Ibuprofen
1-Oxo Ibuprofen, is a degradation product of Ibuprofen arising from oxidative and thermal treatments. 1-Oxo Ibuprofen is the Ibuprofen impurity J. Group: Biochemicals. Alternative Names: α -Methyl-4- (2-methyl-1-oxopropyl) benzeneacetic Acid; 2- (4-Isobutyrylphenyl) propionic acid; (2RS) -2-[4- (2-Methylpropanoyl) phenyl] propanoic acid; a-Methyl-4- (2-methyl-1-oxopropyl) benzeneacetic acid; Impurity J. Grades: Highly Purified. CAS No. 65813-55-0. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Oxo Mirtazapine (Mirtazapine Impurity C)
Mirtazapine Impurity C. Group: Biochemicals. Alternative Names: 3,4,10,14b-Tetrahydro-2-methyl-pyrazino[2,1-a]pyrido[2,3-c][2]benzazepin-1(2H)-one;Mirtazapine Impurity C. Grades: Highly Purified. CAS No. 191546-96-0. Pack Sizes: 1mg. US Biological Life Sciences.
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1-Oxo Perazine
Perazine intermediate. Group: Biochemicals. Alternative Names: 1-Methyl-4- (3-phenothiazin-10-ylpropionyl) piperazine; 1-methyl-4-[1-oxo-3-(10H-phenothiazin-10-yl)propyl]piperazine; 1-(4-Methyl-1-piperazinyl)-3-(10H-phenothiazin-10-yl)-1-propanone. Grades: Highly Purified. CAS No. 91508-47-3. Pack Sizes: 25mg. US Biological Life Sciences.
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1-Oxo Perazine-d8
Labeled Perazine intermediate. Group: Biochemicals. Alternative Names: 1-Methyl-4-(3-phenothiazin-10-ylpropionyl)piperazine-d8; 1-methyl-4-[1-oxo-3-(10H-phenothiazin-10-yl)propyl]piperazine-d8; 1-(4-Methyl-1-piperazinyl)-3-(10H-phenothiazin-10-yl)-1-propanone-d8. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
A highly reactive thiol-specific spin-label. A specific conformational probe of thiol site structure by virtue of its minimal rotational freedom and distance from the covalent disulfide linkage to the macromolecule under study. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Labeled glycerophospholipids act as regulators of various enzyme activities, and can be used as biological markers to indicate pathological states. Group: Biochemicals. Alternative Names: [R- (Z) ]-4-Hydroxy-N, N, N-trimethyl-9-oxo-7-[[ (1-oxohexadecyl) oxy]methyl]-3, 5, 8-trioxa-4-phosphahexacos-17-en-1-aminium 4-Oxide-13C16; POPC-13C16. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Labeled glycerophospholipids act as regulators of various enzyme activities, and can be used as biological markers to indicate pathological states. Group: Biochemicals. Alternative Names: R- (Z) ]-4-Hydroxy-N, N, N-trimethyl-9-oxo-7-[[ (1-oxohexadecyl) oxy]methyl]-3, 5, 8-trioxa-4-phosphahexacos-17-en-1-aminium 4-Oxide-13C18; POPC-13C18. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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1-Phenanthrol
A metabolite of Phenanthrene. Group: Biochemicals. Alternative Names: 1-Phenanthrenol. Grades: Highly Purified. CAS No. 2433-56-9. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Phenethyl-4-piperidone
An intermediate of Fentanyl and Fenspiride. Group: Biochemicals. Alternative Names: 1-(2-Phenethyl)-4-piperidinone Hydrochloride. Grades: Highly Purified. CAS No. 39742-60-4. Pack Sizes: 1g. US Biological Life Sciences.
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1-Phenyl-1-(2-pyridyl)ethanol
Doxylamine intermediate. Group: Biochemicals. Alternative Names: α-Methyl-α-phenyl-2-pyridinemethanol; α-Methyl-α-pyridylbenzyl Alcohol; NSC 28862. Grades: Highly Purified. CAS No. 19490-92-7. Pack Sizes: 100mg. US Biological Life Sciences.
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1-Phenyl-1-(2-pyridyl)ethanol-d5
Labeled Doxylamine intermediate. Group: Biochemicals. Alternative Names: α-Methyl-α-phenyl-2-pyridinemethanol-d5; α-Methyl-α-pyridylbenzyl Alcohol-d5; NSC 28862-d5. Grades: Highly Purified. CAS No. 99430-79-2. Pack Sizes: 10mg. US Biological Life Sciences.
An intermediate for the synthesis of Tamoxifen. Group: Biochemicals. Grades: Highly Purified. CAS No. 82413-31-8. Pack Sizes: 10mg. US Biological Life Sciences.
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1-Phenyl-2-pyrrolidone
1-Phenyl-2-pyrrolidone. Group: Biochemicals. Alternative Names: 1-Phenyl-2-pyrrolidinone; N-Phenyl-2-pyrrolidinone; N-Phenyl-2-pyrrolidone; N-Phenylbutyrolactam; NSC 25325. Grades: Highly Purified. CAS No. 4641-57-0. Pack Sizes: 5g. US Biological Life Sciences.
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1-Phenyl-4-hexyn-3-ol
1-Phenyl-4-hexyn-3-ol. Group: Biochemicals. Alternative Names: α -1-Propynyl Benzene propanol. Grades: Highly Purified. CAS No. 184577-40-0. Pack Sizes: 100mg. US Biological Life Sciences.
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1-Phenyl-4-hexyn-3-one
1-Phenyl-4-hexyn-3-one. Group: Biochemicals. Grades: Highly Purified. CAS No. 122124-41-8. Pack Sizes: 50mg. US Biological Life Sciences.
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1-(Phenylmethoxy)-3-(2-propen-1-yloxy)-2-propanol
1-(Phenylmethoxy)-3-(2-propen-1-yloxy)-2-propanol. Group: Biochemicals. Grades: Highly Purified. CAS No. 83016-75-5. Pack Sizes: 250mg. US Biological Life Sciences.
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1-(Phenylmethyl)-2-imidazolidinone
1-(Phenylmethyl)-2-imidazolidinone. Group: Biochemicals. Alternative Names: 1-Benzyl-2-imidazolidinone. Grades: Highly Purified. CAS No. 2385-38-8. Pack Sizes: 100mg. US Biological Life Sciences.
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1-Phenylpiperazine Dihydrochloride
1-Phenylpiperazine was tested for its activity as a topical glaucoma agent. Group: Biochemicals. Alternative Names: 1-Phenylpiperazine hHdrochloride; 4-Phenylpiperazine Dihydrochloride; N-Phenylpiperazine Dihydrochloride. Grades: Highly Purified. CAS No. 4004-95-9. Pack Sizes: 250mg. US Biological Life Sciences.
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1-Pyrenecarboxaldehyde
A novel base-discriminating fluorescent (BDF) compound: a highly polarity-sensitive fluorophore for SNP typing. Group: Biochemicals. Alternative Names: 1-Formylpyrene; 1-Pyrenealdehyde; 1-Pyrenecarbaldehyde; 3-Formylpyrene; 3-Pyrenealdehyde; 3-Pyrenecarboxaldehyde; 3-Pyrenylaldehyde; NSC 30811. Grades: Highly Purified. CAS No. 3029-19-4. Pack Sizes: 2.5g. US Biological Life Sciences.
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1-Pyrenol-d9 Acetate
1-Pyrenol-d9 Acetate. Group: Biochemicals. Alternative Names: 1-Acetoxypyrene-d9. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
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(1R)-(-)-10-Camphorsulfonic Acid
A chiral derivative of Camphor. Used in the preparation of a chiral recognition polymer that is used in the chiral separation of amino acids. A catalyst in direct animation of α-branched aldehydes (including important biological molecules such as α-Me phenylglycine) with near perfect enantioselectivity. Group: Biochemicals. Alternative Names: (1R,4S)-7,7-Dimethyl-2-oxo-bicyclo[2.2.1]heptane-1-methanesulfonic Acid; (-)-Camphor-10-sulfonic Acid; (R)-Camphor-10-sulfonic Acid; L(-)-Camphor-10-sulfonic Acid; l-10-Camphorsulfonic Acid. Grades: Highly Purified. CAS No. 35963-20-3. Pack Sizes: 1g. US Biological Life Sciences.
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(1R)-1-(3,4-Dimethoxyphenyl)-1,2-ethanediol
(1R)-1-(3,4-Dimethoxyphenyl)-1,2-ethanediol. Group: Biochemicals. Grades: Highly Purified. CAS No. 326491-79-6. Pack Sizes: 500mg. US Biological Life Sciences.
Used in the preparation of Hexa hydronaphthoxazines, a new class of dopamine agonists. Group: Biochemicals. Grades: Highly Purified. CAS No. 88058-69-9. Pack Sizes: 25mg. US Biological Life Sciences.
An intermediate in the preparation of Calcifediol. Group: Biochemicals. Grades: Highly Purified. CAS No. 135359-41-0. Pack Sizes: 10mg. US Biological Life Sciences.
Intermediate in the preparation of Dihydroxyvitamin D3 and associated metabolites. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 25mg. US Biological Life Sciences.
Intermediate in the preparation of Dihydroxyvitamin D3 and associated metabolites. Group: Biochemicals. Alternative Names: [1R-[1α(S*),3a β,7aα]]-Octahydro-1-(2-iodo-1-methylethyl)-7a-methyl-H-inden-4-one. Grades: Highly Purified. CAS No. 145372-32-3. Pack Sizes: 10mg. US Biological Life Sciences.