A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
4-Chlorocarbonylphenylboronic acid. Uses: Designed for use in research and industrial production. Product Category: Boronic Acids. CAS No. 332154-57-1. Molecular formula: C7H6O3BCl. Mole weight: 166.37. Purity: 0.94. Product ID: ACM332154571. Alfa Chemistry ISO 9001:2015 Certified.
4-(Chlorocarbonyl)phenyl sulfone
4-(Chlorocarbonyl)phenyl sulfone. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-(Chlorocarbonyl)phenyl sulfone. Product Category: Heterocyclic Organic Compound. CAS No. 4462-61-7. Molecular formula: C14H8Cl2O4S. Mole weight: 343.18192. Purity: 0.96. IUPACName: 4-(4-carbonochloridoylphenyl)sulfonylbenzoyl chloride. Canonical SMILES: C1=CC(=CC=C1C(=O)Cl)S(=O)(=O)C2=CC=C(C=C2)C(=O)Cl. Product ID: ACM4462617. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorocatechol
4-Chlorocatechol is a major degradation product of 4-chloro-2-aminophenol (4C2AP). 4-Chlorocatechol is also a substrate for catechol 1,2-dioxygenases and chlorocatechol dioxygenase [1] [2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 2138-22-9. Pack Sizes: 10 mM * 1 mL; 500 mg. Product ID: HY-133597.
4-Chlorocatechol
4-Chlorocatechol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloropyrocatechol. Product Category: Chlorinated Phenol and Resin Acids Standards. CAS No. 2138-22-9. Molecular formula: C6H5ClO2. Mole weight: 144.55. Purity: 95-99%. Product ID: ACM2138229-1. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorocinnamaldehyde
4-Chlorocinnamaldehyde. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloro-trans-cinnamaldehyde. Product Category: Alkenes. CAS No. 49678-02-6. Mole weight: 166.6. Purity: 95%+. IUPACName: (E)-3-(4-Chlorophenyl)prop-2-enal. Canonical SMILES: C1=CC(=CC=C1C=CC=O)Cl. Density: 1.192±0.06 g/cm³. Product ID: ACM49678026. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorocinnamic acid
4-Chlorocinnamic acid has inhibitory effects on tyrosinase. 4-Chlorocinnamic acid has antibacterial activity. 4-Chlorocinnamic acid also inhibits Colletotrichum gloeosporioides growth [1] [2] [3]. Uses: Scientific research. Group: Signaling pathways. CAS No. 1615-02-7. Pack Sizes: 10 mM * 1 mL; 10 g; 25 g. Product ID: HY-Y0729.
4-Chlorocinnamic Acid
4-Chlorocinnamic Acid. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10g. US Biological Life Sciences.
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4'-Chloro Clomiphene Citrate(E/Z Mixture)
4'-Chloro Clomiphene Citrate(E/Z Mixture). Uses: For analytical and research use. Group: Impurity standards. CAS No. 14158-75-9. Pack Sizes: 25MG. IUPAC Name: 2-[4-[2-chloro-2-(4-chlorophenyl)-1-phenylethenyl]phenoxy]-N,N-diethylethanamine;2-hydroxypropane-1,2,3-tricarboxylic acid. Molecular formula: C26H27Cl2NO.C6H8O7. Mole weight: 632.53. Catalog: APS14158759. SMILES: CCN(CC)CCOc1ccc(cc1)C(=C(Cl)c2ccc(Cl)cc2)c3ccccc3.OC(=O)CC(O)(CC(=O)O)C(=O)O. Format: Neat. Shipping: Room Temperature.
4-Chloro Clomiphene Citrate (E/Z Mixture)
An impurity of of Clomiphene Citrate with activity in vitro and in vivo against human breast cancer cells. Group: Biochemicals. Alternative Names: 2-[4-(2-Chloro-2-(4-chlorophenyl)-1-phenylethenyl)phenoxy]-N,N-diethylethanamine 2-Hydroxy-1,2,3-propanetricarboxylate; 2-[p-(p, β -Dichloro-α -phenylstyryl) phenoxy]triethylamine Citrate. Grades: Highly Purified. CAS No. 14158-75-9. Pack Sizes: 25mg. US Biological Life Sciences.
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4-Chloro-?-cyanocinnamic acid
matrix substance for MALDI-MS, ?95.0% (HPLC). Group: Fluorescence/luminescence spectroscopy.
matrix substance for MALDI-MS, ?95.0% (sum of both components, HPLC). Group: Fluorescence/luminescence spectroscopy.
4-Chlorocyclohexanol
4-Chlorocyclohexanol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-CHLOROCYCLOHEXANOL;1-CHLORO-4-HYDROXYCYCLOHEXANE;P-CHLOROHEXAHYDROPHENOL;TIMTEC-BB SBB007863;4-CHLOROCYCLOHEXANOL 95%;1-CHLORO-4-HYDROXYCYCLOHEXANE 95%. Product Category: Heterocyclic Organic Compound. CAS No. 30485-71-3. Molecular formula: C6H11ClO. Mole weight: 134.6. Density: 1,13. Product ID: ACM30485713. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorocyclohexene. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-CHLOROCYCLOHEXENE;Chlorocyclohexene: (4-Chlorocyclohexene);4-Chloro-1-cyclohexene. CAS No. 930-65-4. Molecular formula: C6H9Cl. Mole weight: 116.59. Purity: 0.96. IUPACName: 4-chlorocyclohexene. Canonical SMILES: C1CC(CC=C1)Cl. Density: 1.02g/cm³. Product ID: ACM930654. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloro-dasatinib
4-Chloro-dasatinib. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. Molecular Formula: C22H25Cl2N7O2S, Molecular Weight: 522.45. US Biological Life Sciences.
4-Chloro-D-b-homophenylalanine hydrochloride 98+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g, 5g. US Biological Life Sciences.
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4-Chlorodehydro methyl testosterone
4-Chlorodehydro methyl testosterone. Group: Biochemicals. Alternative Names: 4-Chlorodianabol; 4-Chloromethandienone; Oral-turinaboll 1-dehydro-4-chloro-17-methyltestosterone. Grades: Highly Purified. CAS No. 2446-23-3. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C20H27ClO2. US Biological Life Sciences.
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4-Chlorodehydro methyl testosterone-d3
4-Chlorodehydro methyl testosterone-d3 is an isotopic analog of 4-Chlorodehydro methyl testosterone (C365220), a derivative of dehydrochloro methyl testosterone, a metabolite of anabolic steroids. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C20H24D3ClO2, Molecular Weight: 337.9. US Biological Life Sciences.
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4-Chloro Desloratadine
4-Chloro Desloratadine is a related compound of Desloratadine, which is a tricyclic H1 inverse agonist used to treat allergies. Synonyms: 4,8-Dichloro-11-(piperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine; Desloratadine 4,8-Dichloro Impurity; 5H-Benzo[5,6]cyclohepta[1,2-b]pyridine, 4,8-dichloro-6,11-dihydro-11-(4-piperidinylidene)-. Grades: 98%. CAS No. 133330-63-9. Molecular formula: C19H18Cl2N2. Mole weight: 345.27.
4-(Chlorodifluoromethoxy)biphenyl
4-(Chlorodifluoromethoxy)biphenyl. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-(Chlorodifluoromethoxy)biphenyl;4-(Chlorodifluoromethoxy)nitrobenzene. Product Category: Heterocyclic Organic Compound. CAS No. 40750-71-8. Molecular formula: C7H4ClF2NO3. Mole weight: 223.56. Purity: 0.96. IUPACName: 1-[chloro(difluoro)methoxy]-4-nitrobenzene. Canonical SMILES: C1=CC(=CC=C1[N+](=O)[O-])OC(F)(F)Cl. Density: 1.514g/cm³. Product ID: ACM40750718. Alfa Chemistry ISO 9001:2015 Certified.
4-ChLorodiphenyLcarbinoL
4-ChLorodiphenyl carbinoL. Group: Biochemicals. Grades: Highly Purified. CAS No. 119-56-2. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C13H11CIO. US Biological Life Sciences.
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4-Chlorodiphenyl ether
4-Chlorodiphenyl ether. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chlorophenyl phenyl ether. Product Category: Ethers. CAS No. 7005-72-3. Molecular formula: C12H9ClO. Mole weight: 204.65. IUPACName: 1-Chloro-4-phenoxybenzene. Canonical SMILES: C1=CC=C(C=C1)OC2=CC=C(C=C2)Cl. Density: 1.193 g/mL. Product ID: ACM7005723-1. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloro-DL-phenylalanine
4-Chloro-DL-phenylalanine. Group: Biochemicals. Alternative Names: DL-Phe(4-Cl)-OH; ?-Chloro-DL-phenylalanine; (RS)-2-Amino-3-(4-chlorophenyl)propionic acid. Grades: Highly Purified. CAS No. 7424-00-2. Pack Sizes: 5g, 10g, 25g, 50g, 100g. Molecular Formula: C9H10ClNO2. US Biological Life Sciences.
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4-Chloro-DL-phenylalanine
4-Chloro-DL-phenylalanine is a pharmaceutical intermediate. It acts as a selective and irreversible inhibitor of tryptophan hydroxylase. It is a rate-limiting enzyme in the biosynthesis of serotonin. It has been used experimentally to treat carcinoid syndrome. It is used in scientific research in humans and animals to investigate the effects of serotonin depletion. It binds irreversibly to tryptophan hydroxylase to cause depletion of serotonin in the brain. Uses: 4-chloro-dl-phenylalanine has been used experimentally to treat carcinoid syndrome. it is used in scientific research in humans and animals to investigate the effects of serotonin depletion. it binds irreversibly to tryptophan hydroxylase to cause depletion of serotonin in the brain. Synonyms: CP-10,188; CP10,188; CP 10,188; CP-10188; CP10188; CP 10188; Fenclonine; DL-3-(4-Chlorophenyl)alanine; Fenclonin; NSC 77370; p-Clorophenylalanine.; DL-4-Chlorophenylalanine;p-Chlorophenylalanine;(S)-2-amino-3-(4-chlorophenyl)propanoic acid;2-Amino-3-(4-chlorophenyl)propanoic acid; DL-3-(4-Chlorophenyl)alanine; Fenclonin; Fenclonine; PCP; PCPA; CP-10188. Grades: ≥ 99% (HPLC). CAS No. 7424-00-2. Molecular formula: C9H10ClNO2. Mole weight: 199.63.
4-Chloro-DL-phenylalanine 98+%
4-Chloro-DL-phenylalanine 98+%. Group: Biochemicals. Grades: Reagent Grade. CAS No. 7424-00-2. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
4-Chloro-D-phenylalanine Methyl Ester Hydrochloride is one of the enatiomer in 4-Chloro-DL-phenylalanine Methyl Ester Hydrochloride which is a tryptophan hydroxylase (TPH) inhibitor and a serotonin synthesis inhibitor. 4-Chloro-D-phenylalanine methyl ester hydrochloride is also known to induce memory deficits in rats. Synonyms: D-Phe(4-Cl)-OMe HCl; p-Chloro-D-Phe-OMe HCl; (R)-2-amino-3-(4-chlorophenyl)propionic acid methyl ester hydrochloride; H-D-Phe(4-Cl)OMe HCl; D-Phenylalanine, 4-chloro-, methyl ester, hydrochloride; D-Methyl 4-chlorophenylalaninate hydrochloride; 4-Chloro-D-phenylalanine methyl ester hydrochloride; 4-Chloro-D-Phe-OMe HCl. Grades: ≥ 98% (HPLC). CAS No. 33965-47-8. Molecular formula: C10H12ClNO2·HCl. Mole weight: 250.12.
4-Chlorofuro[3,2-c]pyridine. Group: Biochemicals. Grades: Highly Purified. CAS No. 31270-80-1. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. US Biological Life Sciences.
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4-Chlorofuro[3,2-d]pyrimidine
4-Chlorofuro[3,2-d]pyrimidine. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chlorofuro[3,2-d]pyrimidine, 655255-09-7, FURO[3,2-D]PYRIMIDINE, 4-CHLORO-, AGN-PC-01NBV3, CTK5C2833, MolPort-008-266-644, ANW-51134, AKOS006327889, AG-L-24002, PB17670, RP21885, AK-31352, BR-31352, KB-38215, WT-130867, AM20100597, FT-0683039, W7678, I03-1206. Product Category: Heterocyclic Organic Compound. CAS No. 655255-09-7. Molecular formula: C6H3ClN2O. Mole weight: 154.56. Purity: 0.96. IUPACName: 4-chlorofuro[3,2-d]pyrimidine. Canonical SMILES: C1=COC2=C1N=CN=C2Cl. Density: 1.475g/cm³. Product ID: ACM655255097. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloro-gamma-ethoxybenzenebutyronitrile
4-Chloro-gamma-ethoxybenzenebutyronitrile. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Ambsda500028147, NSC60411, MolPort-001-793-165, CID97939, EINECS 230-093-5, 4-Chloro-gamma-ethoxybenzenebutyronitrile, 6940-87-0. Product Category: Heterocyclic Organic Compound. CAS No. 6940-87-0. Molecular formula: C12H14ClNO. Mole weight: 223.698660 [g/mol]. Purity: 0.96. IUPACName: 4-(4-chlorophenyl)-4-ethoxybutanenitrile. Density: 1.114g/cm³. Product ID: ACM6940870. Alfa Chemistry ISO 9001:2015 Certified. Categories: DTXSID601287669.
4-Chlorogramine
4-Chlorogramine. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-CHLOROGRAMINE. Product Category: Heterocyclic Organic Compound. CAS No. 40247-57-2. Molecular formula: C11H13ClN2. Mole weight: 208.687. Purity: 0.96. IUPACName: 4-chloro-3-dimethylaminomethylindole. Product ID: ACM40247572. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroguaiacol
4-Chloroguaiacol. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloro-2-methoxyphenol. Product Category: Chlorinated Phenol and Resin Acids Standards. CAS No. 16766-30-6. Molecular formula: C7H7ClO2. Mole weight: 158.58. Purity: 90-95%. Product ID: ACM16766306-1. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorohexa-2,4-dienoic acid
4-Chlorohexa-2,4-dienoic acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chlorohexa-2,4-dienoic acid, EINECS 307-114-2, CID6366618, 97552-61-9. Product Category: Heterocyclic Organic Compound. CAS No. 97552-61-9. Molecular formula: C6H7ClO2. Mole weight: 146.571580 [g/mol]. Purity: 0.96. IUPACName: (2E,4Z)-4-chlorohexa-2,4-dienoic acid. Density: 1.215g/cm³. Product ID: ACM97552619. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroimidazole
4-Chloroimidazole. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Cl-pyrazole, 4-chloro-1H-imidazole, NSC222413, CID140019, ZINC04771902, AE-562/43286932, 15965-31-8. Product Category: Heterocyclic Organic Compound. Appearance: off-White to pale yellow solid. CAS No. 15965-31-8. Molecular formula: C3H3ClN2. Mole weight: 102.52. Purity: 0.98. IUPACName: 5-chloro-1H-imidazole. Canonical SMILES: C1=C(NC=N1)Cl. Density: 1.405. Product ID: ACM15965318. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroindole
4-Chloroindole. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
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4-Chloroindole
4-Chloroindole. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 1H-Indole, 4-chloro- ;4-chloro-1H-indole;4-Choroindole. Product Category: Indoles. Appearance: Clear yellow liquid. CAS No. 25235-85-2. Molecular formula: C8H6ClN. Mole weight: 151.5951. Purity: 0.95. Density: 1.259 g/cm³. Product ID: ACM25235852. Alfa Chemistry ISO 9001:2015 Certified. Categories: 4-Chloroindole-3-acetic acid.
4-Chloroindole-2-Carboxylic Acid
4-Chloroindole-2-Carboxylic Acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloroindole-2-carboxylic acid;4-Chloro-1H-indole-2-carboxylic acid. Product Category: Heterocyclic Organic Compound. CAS No. 24621-73-6. Molecular formula: C9H6NO2Cl. Mole weight: 195.6. Density: 1.548 g/cm³. Product ID: ACM24621736. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroindole-3-acetic acid
4-Chloroindole-3-acetic acid (4-Cl-IAA) is a chlorinated analogue of indole-3-acetic acid (IAA) (HY-18569) auxin that functions as a plant hormone, which is found in the seeds of Medicago truncatula , Melilotus indicus and Trifolium [1]. Uses: Scientific research. Group: Natural products. Alternative Names: 4-Cl-IAA. CAS No. 2519-61-1. Pack Sizes: 250 mg; 500 mg; 1 g; 5 g; 10 g. Product ID: HY-W006267.
4-Chloroindole-3-acetic Acid
5,6-Dichloroindole-3-acetic acid and 4-Chloroindole-3-acetic acid are potent candidates for new rooting promoters without estrogenic activity. Plant growth stimulators. Group: Biochemicals. Alternative Names: 4-Chloro-1H-indole-3-acetic Acid; 4-Chloro-IAA; 4-Chloroindoleacetic Acid; 4-Chloroindolyl-3-acetic Acid; NSC 295294. Grades: Highly Purified. CAS No. 2519-61-1. Pack Sizes: 1g. US Biological Life Sciences.
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4-Chloroindole-3-carboxaldehyde
4-Chloroindole-3-carboxaldehyde. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 1H-Indole-3-carboxaldehyde,4-chloro-;Indole-3-carboxaldehyde,4-chloro- (7CI,8CI);4-Chloro-1H-indole-3-carboxaldehyde;4-Chloro-3-indolecarbaldehyde;4-Chloro-3-indolecarboxaldehyde. Product Category: Indoles. CAS No. 876-72-2. Molecular formula: C9H6ClNO. Mole weight: 179.6. Density: 1.431 g/cm³. Product ID: ACM876722. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroindole-3-carboxylic acid
4-Chloroindole-3-carboxylic acid. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloro-indole-3-carboxylic acid;4-Chloroindole-3-carboxylic acid. Product Category: Indoles. CAS No. 23872-36-8. Molecular formula: C9H6ClNO2. Mole weight: 195.6. Density: 1.548 g/cm³. Product ID: ACM23872368. Alfa Chemistry ISO 9001:2015 Certified. Categories: 4-Chloro-1H-indole-3-carboxylic acid.
4-Chloroindole 99+% (HPLC)
4-Chloroindole 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g, 100g, 250g. US Biological Life Sciences.
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4-Chloroindolin-2-One
4-Chloroindolin-2-One. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-Chloro-2-oxindole; 4-chloro-2,3-dihydro-1H-indol-2-one. Product Category: Indoles. Appearance: White crystal powder. CAS No. 20870-77-3. Molecular formula: C8H6ClNO. Mole weight: 167.59. Purity: 98.0%+. Product ID: ACM20870773. Alfa Chemistry ISO 9001:2015 Certified. Categories: 4-CHLORO-1,3-DIHYDRO-2H-INDOL-2-ONE.
4-Chloroindoline
4-Chloroindoline. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-chloro-2,3-dihydro-1H-indole; 4-chloro-indoline. Product Category: Indoles. Appearance: White crystal powder. CAS No. 41910-64-9. Molecular formula: C8H8ClN. Mole weight: 153.61. Purity: 98.0%+. Product ID: ACM41910649. Alfa Chemistry ISO 9001:2015 Certified.
4-Chloroindoline
4-Chloroindoline. Group: Biochemicals. Alternative Names: 4-Chloro-2,3-dihydro-1H-indole. Grades: Highly Purified. CAS No. 41910-64-9. Pack Sizes: 2g, 5g, 10g, 25g. US Biological Life Sciences.
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4-Chloroindoline ≥97% (GC)
4-Chloroindoline ≥97% (GC). Group: Biochemicals. Grades: GC. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
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4-Chloroisatin
4-Chloroisatin. Group: Biochemicals. Grades: Highly Purified. CAS No. 6344-5-4. Pack Sizes: 25g, 50g, 100g. US Biological Life Sciences.
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4-Chloroisoquinoline
4-Chloroisoquinoline. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 4-CHLOROISOQUINOLINE. Product Category: Heterocyclic Organic Compound. CAS No. 1532-91-8. Molecular formula: C9H6NCl. Mole weight: 163.61. Product ID: ACM1532918. Alfa Chemistry ISO 9001:2015 Certified.
4-Chlorokynurenine
4-Chlorokynurenine. Group: Biochemicals. Grades: Highly Purified. CAS No. 75802-84-5. Pack Sizes: 5mg, 10mg, 25mg. Molecular Formula: C10H11ClN2O3. US Biological Life Sciences.
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4-Chlorokynurenine
4-Chlorokynurenine is a prodrug of a NMDA receptor antagonist. 4-Chlorokynurenine has orally active and blood-brain permeability that can be used for the research of depression [1] [2]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: 4-Cl-KYN; AV-101. CAS No. 153152-32-0. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-108920.
4-Chloro Kynurenine-13C2,15N
7-Cl-kynurenic acid (7-Cl-KYNA) is a potent, selective antagonist of the NMDA/glycine receptor but penetrates poorly through the blood-brain barrier. Its prodrug, L-4-Cl-kynurenine (4-Cl-KYN), readily enters the brain from the circulation and provides antiexcitotoxic neuroprotection after systemic application. Group: Biochemicals. Alternative Names: α,2-Diamino-4-chloro-γ-oxobenzenebutanoic Acid-13C2,15N; (+/-)-. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.