7-Methylisoxazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione CAS 65183-63-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65183-63-3 |
| Molecular Formula | C6H5N3O3 |
| Molecular Weight | 167.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Methylisoxazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione (CAS 65183-63-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H5N3O3. Molecular weight: 167.12 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H5N3O3 |
| Molecular Weight | 167.12 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 methanol, ethanol, DMSO, water |
| 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.) | 1975 |
| Nitrogen Atoms | 3 |
Related Methylisoxazolo Standards
- 3-Methylisoxazolo[5,4-d]pyrimidine-4(5H)-thione (CAS 130783-68-5)
- 3-Methylisoxazolo[5,4-b]pyridine-4,6-diol (CAS 63523-55-7)
- 5-Ethyl-3-methylisoxazolo[4,5-b]pyridine (CAS 144265-71-4)
- 5-Ethyl-3-methylisoxazolo[5,4-b]pyridine (CAS 71224-70-9)
- 3-methylisoxazolo[5,4-b]pyridine-5-carbaldehyde oxime (CAS 1049874-00-1)
- 3-Methylisoxazolo[3,4-d]pyridazin-7-ol (CAS 526200-64-6)
- 6-Methylisoxazolo[5,4-d]pyrimidin-3-amine (CAS 1171935-86-6)
- 3-Methylisoxazolo[5,4-b]pyridin-4-ol (CAS 1443108-80-2)
Recommended Standards
- 6-Nitropicolinamide (CAS 60278-80-0)
- Furazidin Impurity 1 (CAS 52661-56-0)
- 6-Nitronicotinamide (CAS 62020-03-5)
- 1,1-Dioxido-2,3-dihydrothiophen-3-yl hydrogen sulfate (CAS 69071-73-4)
- 4,6-Difluoro-N-(pyridin-2-ylmethyl)-1,3-benzothiazol-2-amine (CAS 1105191-11-4)
- ((Bromodifluoromethyl)sulfonyl)benzene (CAS 80351-58-2)
- 3-(Methylsulfanyl)-5-[(E)-2-(phenylamino)ethenyl]-1,2-thiazole-4-carbonitrile (CAS 338417-45-1)
- tert-Butyl (4-amino-3-hydroxybutan-2-yl)carbamate (CAS 103865-02-7)
- 4-{[(Butan-2-yl)amino]methyl}-n,n-dimethylaniline hydrochloride (CAS 1158741-85-5)
- Akt/SKG Substrate Peptide (CAS 276680-69-4)
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