8-Hydroxypyrido[3,2-d]pyrimidine-7-carboxylic acid CAS 65332-71-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65332-71-0 |
| Molecular Formula | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Hydroxypyrido[3,2-d]pyrimidine-7-carboxylic acid (CAS 65332-71-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5N3O3. Molecular weight: 191.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 3 |
Related Hydroxypyrido Standards
- 8-Hydroxypyrido[2,3-d]pyridazine-5-carboxylic acid (CAS 13629-38-4)
- 7-Hydroxypyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one (CAS 1248517-85-2)
- 3-Hydroxypyrido[1,2-a]indole-10-carbonitrile (CAS 339106-98-8)
- 8-Hydroxypyrido[2,3-b]pyrazin-6(5H)-one (CAS 1003608-88-5)
- Ethyl 2-Hydroxypyrido[2,3-b]pyrazine-3-carboxylate (CAS 114983-15-2)
- Ethyl 8-hydroxypyrido[3,2-d]pyrimidine-7-carboxylate (CAS 1352395-77-7)
- 4-Benzyl-2-hydroxypyrido[2,3-b]pyrazin-3(4H)-one (CAS 1243022-01-6)
- Ethyl 3-hydroxypyrido[1,2-a]indole-10-carboxylate (CAS 22991-17-9)
Recommended Standards
- 7-Nitroquinazolin-4(3H)-one (CAS 20872-93-9)
- 8-Nitro-2H-chromen-2-one (CAS 58981-95-6)
- 7-Nitrocinnolin-4-ol (CAS 412338-77-3)
- 1-Benzyloxy-2-bromo-4-t-butylbenzene (CAS 52458-11-4)
- 1-(Benzo[d]thiazol-2-yl)-N-methylcyclohexan-1-amine (CAS 1000931-32-7)
- Ceftolozane Impurity 31 (CAS CATO-C4X-240631)
- 6-(Benzyloxy)-5-methylpyridin-3-ol (CAS 1881290-99-8)
- 1-(Piperidin-1-yl)propane-1-thione (CAS 5309-95-5)
- 4-(((4-Methylphenyl)sulfonamido)methyl)benzoic acid (CAS 451484-11-0)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
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