5-Amino-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one CAS 41535-76-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 41535-76-6 |
| Molecular Formula | C5H5N5O |
| Molecular Weight | 151.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one (CAS 41535-76-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H5N5O. Molecular weight: 151.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H5N5O |
| Molecular Weight | 151.13 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 5 |
Related Amino Standards
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- 2-Amino-4-cyano-5-imidazolecarboxamide (CAS 125815-68-1)
- 4-Amino-2H-pyrazolo[3,4-d]pyrimidin-3(5H)-one (CAS 128850-54-4)
- 2-Amino-[1,2,4]triazolo[1,5-a]pyrimidin-7(3H)-one (CAS 1339754-88-9)
- 3-amino-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one (CAS 15908-68-6)
- 2-Amino-2H-purin-6-ol (CAS 914452-04-3)
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Recommended Standards
- 5-Amino-1H-[1,2,3]triazolo[4,5-b]pyridin-7(4H)-one (CAS 60282-60-2)
- 5-Amino-3H-pyrazolo[4,3-d]pyrimidin-7(4H)-one (CAS 369598-74-3)
- 5,6-Dihydropyrimido[5,4-e][1,2,4]triazin-5-ol (CAS 205926-63-2)
- 4-Octanoylphenol (CAS 2589-73-3)
- 6-Chloro-8-methylimidazo[1,2-a]pyrazine (CAS 1823375-52-5)
- tert-Butyl 3-(methylamino)piperidine-1-carboxylate hydrochloride (CAS 1187927-08-7)
- (+)-(3R,4S)-3-fluoro-1-methylsulfonyl-piperidin-4-amine (CAS 2186605-05-8)
- 2,3,4,5-Tetrachloro-6-(trichloromethyl)pyridine (CAS 1134-04-9)
- 4-Bromo-5-(trifluoromethyl)nicotinic acid (CAS 1256813-75-8)
- (2S)-2-amino-4-(hydroxymethylphosphinyl)butanoyl-L-alanyl-L-alanine (2S)-2-amino-4-[hydroxy(methyl)phosphinoyl]butyryl-L-alanyl-L-alanine 2-Amino-4-(methylphosphino)butyrylalanylalanine 35597-43-4 Antibiotic SF 1293 Bialaphos CHEBI:3088 L-phosphinothricyl-L-alanyl-L-alanine N-{(2S)-2-amino-4-[hydroxy(methyl)phosphoryl]butanoyl}-L-alanyl-L-alanine PTT Phosphinothricylalanylalanine bilanafos gamma-(Hydroxymethylphosphinyl)-L-alpha-aminobutyryl-L-alanyl-L-alanine phosphinothricin tripeptide (CAS 35597-43-4)
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