Indolo[2,1-b]quinazoline-6,12-dione CAS 13220-57-0
Purity >95%In StockPharmaceutical Standards
| CAS No. | 13220-57-0 |
| Molecular Formula | C15H8N2O2 |
| Molecular Weight | 248.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Indolo[2,1-b]quinazoline-6,12-dione (CAS 13220-57-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H8N2O2. Molecular weight: 248.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H8N2O2 |
| Molecular Weight | 248.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- cis-2-[[(1,1-Dimethylethoxy)carbonyl]amino]-4,4-difluoro-Cyclopentanecarboxylic acid (CAS 164916-35-2)
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- 2-(Chloromethyl)-5-(difluoromethyl)-3-methylpyridine-6-acetic acid (CAS 1361869-94-4)
- Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH) (CAS CATO-C4X-2226244)
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