2-Chloro-8-fluoro-11-methyl-5H-benzo[e]pyrimido[5,4-b][1,4]diazepin-6(11H)-one CAS 1956336-03-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1956336-03-0 |
| Molecular Formula | C12H8ClFN4O |
| Molecular Weight | 278.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-8-fluoro-11-methyl-5H-benzo[e]pyrimido[5,4-b][1,4]diazepin-6(11H)-one (CAS 1956336-03-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H8ClFN4O. Molecular weight: 278.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H8ClFN4O |
| Molecular Weight | 278.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-(Chloromethyl)-7-(2-fluorophenyl)-[1,2,4]triazolo[4,3-a]pyrazin-8(7H)-one (CAS 1713462-20-4)
- 4-Acetamido-3-nitrobenzenesulfonyl chloride (CAS 16761-19-6)
- 5,7-Dimethoxy-[1,2,4]triazolo[1,5-a]pyrimidine-2-sulfonyl chloride (CAS 98165-58-3)
- 2-(5-(4-Chlorophenyl)-1H-pyrazol-3-yl)acetonitrile (CAS 134161-76-5)
- 2-Cyclopropylethyl 2-[(2-cyclopropylethyl)amino]-5-fluorobenzoate (CAS 1353504-54-7)
- Propyl dimethylcarbamate (CAS 6154-16-1)
- (S)-tert-Butyl 4-((S)-sec-butyl)-2,5-dioxooxazolidine-3-carboxylate (CAS 145929-76-6)
- [4-(2-Furyl)phenyl]acetonitrile (CAS 893735-74-5)
- 3-[(4-Chlorophenyl)methylidene]-2-(morpholin-4-yl)cyclopent-1-ene-1-carbaldehyde (CAS 327106-84-3)
- Polymyxin B nonapeptide (CAS 86408-36-8)
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