61857-39-4 POLY-L-HISTIDINE CAS 61857-39-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 61857-39-4 |
| Molecular Formula | C6H13N3O2 |
| Molecular Weight | 159.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 61857-39-4 POLY-L-HISTIDINE (CAS 61857-39-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H13N3O2. Molecular weight: 159.19 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H13N3O2 |
| Molecular Weight | 159.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 3034-19-3 2-Nitrophenylhydrazine Hydrazine, (o-nitrophenyl)- 4-15-00-00304 (Beilstein Handbook Reference) BRN 0512797 EINECS 221-222-6 (CAS 3034-19-3)
- 4-Methoxy-[7-13C]-benzoic Acid 4-Methoxybenzoic acid-|A-13C 69838-89-7 p-Anisic acid-carboxy-13C (CAS 69838-89-7)
- 2-AMINO-5-NITRO-4-PICOLINE 2-Amino-4-methyl-5-nitropyridine 21901-40-6 4-METHYL-5-NITRO-2-PYRIDINAMINE 4-METHYL-5-NITRO-2-PYRIDYLAMINE 4-METHYL-5-NITRO-PYRIDIN-2-YLAMINE AS04891 (CAS 21901-40-6)
- 4-(2-Ethoxyphenyl)-1,2,3,6-tetrahydropyridine hydrochloride (CAS 1315365-35-5)
- (8R)-2-Chloro-1,6,7,8-tetrahydro-8-(trifluoromethyl)-4H-pyrimido[1,2-a]pyrimidin-4-one (CAS 1260585-13-4)
- Tert-butyl ((3S,5R)-1-benzyl-5-hydroxypiperidin-3-yl)carbamate (CAS 1611481-19-6)
- Ethyl 2,4,5,6-tetrahydrocyclopenta[c]pyrrole-1-carboxylate (CAS 128812-35-1)
- N-(4-nitro-2-(trifluoromethyl)phenyl)acetamide (CAS 395-68-6)
- N-(3-acetylphenyl)-5-chlorothiophene-2-carboxamide (CAS 312772-68-2)
- D-Phe6-Tirzepatide (CAS CATO-CPTD788925)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com