3,6-Dimethylisoxazolo[5,4-d]pyrimidin-4-ol CAS 35258-88-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 35258-88-9 |
| Molecular Formula | C7H7N3O2 |
| Molecular Weight | 165.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,6-Dimethylisoxazolo[5,4-d]pyrimidin-4-ol (CAS 35258-88-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H7N3O2. Molecular weight: 165.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H7N3O2 |
| Molecular Weight | 165.15 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, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 3 |
Related Dimethylisoxazolo Standards
- 3,7-dimethylisoxazolo[4,5-d]pyridazin-4(5H)-one (CAS 129663-22-5)
- 3,4-dimethylisoxazolo[3,4-d]pyridazin-7(6H)-one (CAS 15911-16-7)
- 3,6-Dimethylisoxazolo[3,4-d]pyrimidin-4(1H)-one (CAS 41896-90-6)
- 5,6-Dimethylisoxazolo[4,3-c]pyridin-4(5H)-one (CAS 176683-51-5)
- 3,4-Dimethylisoxazolo[5,4-b]pyridin-6(7H)-one (CAS 19385-56-9)
- 3,6-Dimethylisoxazolo[5,4-b]pyridin-4-ol (CAS 19385-59-2)
- 4,6-Dimethylisoxazolo[3,4-b]pyridin-3(1H)-one (CAS 339365-49-0)
- 4,6-Dimethylisoxazolo[5,4-b]pyridin-3(2H)-one (CAS 56366-97-3)
Recommended Standards
- 3,7-Dimethyl-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(1H)-one (CAS 57250-40-5)
- 3,6-Dimethyl-4H-pyrano[4,3-c]isoxazol-4-one (CAS 28495-02-5)
- 3,8-Dimethyl-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(8H)-one (CAS 61402-42-4)
- 2-(2-(tert-Butoxycarbonyl)thiazol-5-yl)acetic acid (CAS 1823297-14-8)
- (3-Chloro-6-oxopyridazin-1(6H)-yl)acetic acid 2-(3-chloro-6-oxopyridazin-1(6H)-yl)acetic acid 89581-61-3 (CAS 89581-61-3)
- N-(4-Bromophenyl)-1-(2,4-dichloro-5-methoxyphenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 339015-11-1)
- Dimethyl 4-formylphthalate (CAS 74733-34-9)
- 1-(2-fluorophenyl)-3,5-dimethyl-1H-pyrazol-4-amine (CAS 1153040-55-1)
- 2-Propenoic acid, 2-chloro-, 1,1-dimethylethyl ester, polymer with ethyl 2-chloro-2-propenoate (CAS 72088-91-6)
- Galanin (1-13)-Neuropeptide Y (25-36) amide (CAS 147138-51-0)
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