2-Chloro-11-methyl-5H-benzo[e]pyrimido[5,4-b][1,4]diazepin-6(11H)-one CAS 66427-86-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66427-86-9 |
| Molecular Formula | C12H9ClN4O |
| Molecular Weight | 260.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-11-methyl-5H-benzo[e]pyrimido[5,4-b][1,4]diazepin-6(11H)-one (CAS 66427-86-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H9ClN4O. Molecular weight: 260.68 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H9ClN4O |
| Molecular Weight | 260.68 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.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2-Benzyl-6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one (CAS 477851-95-9)
- 2-Chloro-5-methyl-5,11-dihydro-6H-benzo[e]pyrimido[5,4-b][1,4]diazepin-6-one (CAS 2034205-91-7)
- 2-Amino-8-chlorodibenzo[b,f][1,4]oxazepin-11(10H)-one (CAS 23474-55-7)
- 1-(pyridin-2-ylmethyl)piperidine-4-carboxylic acid (CAS 193538-28-2)
- 3-(2-Chlorophenyl)-1-(4-chlorophenyl)-1H-pyrazol-5-amine (CAS 618092-80-1)
- (Mercaptomethyl)diphenylphosphineoxide (CAS 324753-14-2)
- 1-(4-Hydroxy-3-(((4-methyl-4h-1,2,4-triazol-3-yl)thio)methyl)phenyl)ethan-1-one (CAS 730997-82-7)
- 2-Bromo-5-(3-methoxypropylsulfonyl)thiophene (CAS 1379334-94-7)
- (5-Methyl-2-oxazolyl)methanamine (CAS 1017228-56-6)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com