[1,2,5]Oxadiazolo[3,4-d]pyrimidin-7(3H)-one CAS 17376-66-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17376-66-8 |
| Molecular Formula | C4H2N4O2 |
| Molecular Weight | 138.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[1,2,5]Oxadiazolo[3,4-d]pyrimidin-7(3H)-one (CAS 17376-66-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H2N4O2. Molecular weight: 138.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H2N4O2 |
| Molecular Weight | 138.08 g/mol |
| 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 |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 4 |
Related Oxadiazolo Standards
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- [1,2,5]Oxadiazolo[3,4-d]pyrimidine-5,7-diamine (CAS 30745-07-4)
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Recommended Standards
- 5-Cyanoisoxazole-3-carboxylic acid (CAS 1368193-26-3)
- 3,5-dioxo-2H-1,2,4-triazine-6-carbonitrile (CAS 88796-54-7)
- 5-Nitro-1H-pyrazole-3-carbonitrile (CAS 1204246-72-9)
- 5-BrdU (CAS 59-14-3)
- 4,4'-(6-Methylpyrimidine-2,4-diyl)dimorpholine (CAS 52026-44-5)
- 4-Chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylic acid (CAS 852219-10-4)
- 2-Amino-3-bromobenzaldehyde (CAS 145123-24-6)
- 1-(1-(2-Fluoroethyl)-1h-pyrazol-3-yl)-N-methylmethanamine (CAS 1427022-46-5)
- 3-(Boc-amino)cyclobutanecarboxylic Acid (CAS 946152-72-3)
- Semaglutide impurity 210 (CAS CATO-C4X-2226210)
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