5-Amino-1-(2-aminophenyl)-1h-pyrazole-4-carbonitrile CAS 87138-51-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87138-51-0 |
| Molecular Formula | C10H9N5 |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Amino-1-(2-aminophenyl)-1h-pyrazole-4-carbonitrile (CAS 87138-51-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H9N5. Molecular weight: 199.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H9N5 |
| Molecular Weight | 199.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 5 |
Related Amino Standards
- Ethyl 4-amino-1-(methoxymethyl)-1H-imidazole-2-carboxylate (CAS 1026411-22-2)
- 2-Amino-3,9-dihydro-4H-indeno[2,1-d]pyrimidin-4-one (CAS 1126602-49-0)
- 5-amino-1-(4-aminophenyl)-1H-pyrazole-4-carbonitrile (CAS 1135324-00-3)
- 6-Amino-1-(2-ethoxyethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 1154557-84-2)
- 2-(3-Amino-1h-1,2,4-triazol-1-yl)-n-(2-methoxyethyl)acetamide (CAS 1183189-49-2)
- 4-[(3-amino-1h-1,2,4-triazol-1-yl)methyl]benzonitrile (CAS 1183360-25-9)
- 2-(1-Amino-2-phenoxyethylidene)malononitrile (CAS 118645-79-7)
- 5-Amino-1-(2-methyl-3-pyridinyl)-1H-pyrazole-4-carbonitrile (CAS 1207832-69-6)
Recommended Standards
- 5,7-dimethyl-4-oxo-4H-chromene-3-carbonitrile (CAS 286832-89-1)
- 5-Amino-1-benzyl-1h-1,2,3-triazole-4-carbonitrile (CAS 20271-35-6)
- 5,6-Benzoisatin (CAS 5810-96-8)
- Ethyl 2,3-dimethyl-4-oxo-4,5-dihydrofuro[3,2-c]pyridine-7-carboxylate (CAS 1956382-70-9)
- 6-chloro-N-[(4-methoxyphenyl)methyl]pyridazin-4-amine (CAS 2725790-90-7)
- 1-(Difluoromethyl)-2-methylbenzene (CAS 1222556-60-6)
- 2,4-Diphenylthiazole-5-carboxylic acid (CAS 502935-47-9)
- 3-(3-Methoxyphenyl)azetidine Hydrochloride (CAS 1203684-74-5)
- Tert-butyl (4-methoxy-2-nitrophenyl)carbamate (CAS 185428-90-4)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
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