7-Amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile CAS 138904-35-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138904-35-5 |
| Molecular Formula | C7H5N5O |
| Molecular Weight | 175.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 7-Amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 138904-35-5) pharmaceutical standards reference standard. Molecular formula: C7H5N5O. Molecular weight: 175.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H5N5O |
| Molecular Weight | 175.15 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 5 |
Related Amino Standards
- 3-Amino-4-methylbenzotrifluoride (CAS 25449-96-1)
- 5-Amino-2-methylbenzotrifluoride (CAS 65934-74-9)
- 2-Amino-6-fluoro-1H-indole-3-carbonitrile (CAS 378236-80-7)
- (R)-3-Amino-5-((S)-1,2-dihydroxyethyl)-4-hydroxyfuran-2(5H)-one (CAS 32764-43-5)
- 2-Amino-6-(1,1-difluoroethyl)pyrimidin-4(1H)-one (CAS 2761768-49-2)
- 5-Amino-3-(furan-2-yl)isoxazole-4-carbonitrile (CAS 933219-27-3)
- 2-Amino-3-(difluoromethoxy)phenol (CAS 1597140-36-7)
- 6-Amino-4-methyl-2H-chromen-2-one (CAS 103264-02-4)
Recommended Standards
- 2,2-Difluoro-2-(2-fluorophenyl)ethan-1-amine (CAS 1380202-36-7)
- 3,4-Dimethyl-2-(trifluoromethyl)pyridine (CAS 1448776-76-8)
- n-Methyl-1-(2,3,4-trifluorophenyl)methanamine (CAS 1340517-18-1)
- Ethyl 3-cyclopropyl-1-(4-fluorophenyl)-6-hydroxy-1h-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1174876-62-0)
- 2,2-Difluoro-2-(5-fluoro-2-methoxyphenyl)acetic acid (CAS 1375473-08-7)
- N-(5-(3-(Phenylsulfonyl)propanoyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)furan-3-carboxamide (CAS 1448066-44-1)
- 2-(2-(1H-Indole-2-carboxamido)benzamido)propanoic acid (CAS 657432-67-2)
- Indobufen Impurity 82 (CAS CATO-C4X-179282)
- 5-Formylpyrimidine-2-carbonitrile (CAS 1001755-57-2)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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