8-amino-7-chloro-[1,2,4]triazolo[4,3-c]pyrimidin-3-ol CAS 15206-33-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 15206-33-4 |
| Molecular Formula | C5H4ClN5O |
| Molecular Weight | 185.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-amino-7-chloro-[1,2,4]triazolo[4,3-c]pyrimidin-3-ol (CAS 15206-33-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4ClN5O. Molecular weight: 185.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H4ClN5O |
| Molecular Weight | 185.57 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
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Recommended Standards
- 7-Chloro-6-methyl-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-4-one (CAS 142330-94-7)
- 5-chloro-1H-pyrrolo[2,1-f][1,2,4]triazine-2,4-dione (CAS 1627905-78-5)
- 4-Chloro-5H-pyrimido[4,5-b][1,4]oxazin-6(7H)-one (CAS 1211524-67-2)
- 5-Allyl-2-amino-6-hydroxypyrimidin-4(5H)-one (CAS 325851-51-2)
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- 6-Chloro-3-(2-(1-(ethylthio)cyclopropyl)phenoxy)pyridazin-4-ol (CAS 499223-34-6)
- 3-[5-(1-chloroethyl)-1,2,4-oxadiazol-3-yl]pyridine (CAS 923694-00-2)
- 2-(tert-Butyl)-5-(chloromethyl)furan (CAS 790713-42-7)
- α-Hydroxybenzylphosphinic Acid Sodium Salt (CAS 7492-18-4)
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