2,6-Diamino-5-chloropyrimidin-4-ol CAS 71552-22-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71552-22-2 |
| Molecular Formula | C4H5ClN4O |
| Molecular Weight | 160.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6-Diamino-5-chloropyrimidin-4-ol (CAS 71552-22-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H5ClN4O. Molecular weight: 160.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H5ClN4O |
| Molecular Weight | 160.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Diamino Standards
- 4,5-Diamino-6-chloropyridazin-3(2H)-one (CAS 28682-71-5)
- (S)-2,6-Diamino-2-methylhexanoic acid (CAS 111656-41-8)
- Methyl 2,5-diamino-5-oxopentanoate (CAS 1218991-05-9)
- (R)-3,6-Diamino-6-oxohexanoic acid (CAS 1263046-59-8)
- (R)-2,6-Diamino-6-oxohexanoic acid (CAS 14258-23-2)
- (S)-3,6-Diamino-6-oxohexanoic acid (CAS 213487-90-2)
- 2,6-Diamino-6-oxohexanoic acid (CAS 34218-76-3)
- 5,6-Diamino-1-methyl-1,2,3,4-tetrahydropyrimidine-2,4-diol (CAS 71047-35-3)
Recommended Standards
- 2-(chloromethyl)-5-hydroxy-4H-pyran-4-one (CAS 7559-81-1)
- 2-Chloro-1-methyl-1h-imidazole-5-carboxylic acid (CAS 869002-61-9)
- (Furan-2-yl)methyl chloroformate (CAS 40030-98-6)
- Ym 872 (CAS 210245-80-0)
- Methylperfluoropentadecanoate (CAS 203303-00-8)
- tert-Butyl 4-Hydroxybenzoate (CAS 25804-49-3)
- 1-Methyl-2-oxoindoline-3-carbonyl chloride (CAS 67342-11-4)
- (S)-tert-Butyl (5-(3-nitro-4-(((tetrahydrofuran-2-yl)methyl)amino)phenyl)-1,3,4-thiadiazol-2-yl)carbamate (CAS 1956437-59-4)
- Tris(trimethylsilyl) Phosphate (CAS 10497-05-9)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
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