2-Chloro-5-((6-methoxy-7-(2-methoxyethoxy)quinazolin-4-yl)amino)cyclohexa-2,5-diene-1,4-dione CAS 870959-62-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 870959-62-9 |
| Molecular Formula | C18H16ClN3O5 |
| Molecular Weight | 389.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-((6-methoxy-7-(2-methoxyethoxy)quinazolin-4-yl)amino)cyclohexa-2,5-diene-1,4-dione (CAS 870959-62-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H16ClN3O5. Molecular weight: 389.79 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H16ClN3O5 |
| Molecular Weight | 389.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
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- Phenyl (2-chloro-6,7,8-trimethoxyquinazolin-4-yl)carbamate (CAS 65962-96-1)
- 4-(3-(2-Chloro-4-nitrophenoxy)propoxy)benzene-1-sulfonyl fluoride (CAS 21278-62-6)
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Recommended Standards
- 2-(2,4-Dinitrophenyl)cyclohexanone N-(6-chloro-2-pyridinyl)hydrazone (CAS 672949-58-5)
- 1,1,1,3,6,8,8,8-Octachlorooctane (CAS 61856-19-7)
- Ethyl 2-((2-(4-chlorophenyl)-6-nitro-1H-benzo[d]imidazol-1-yl)oxy)propanoate (CAS 282523-41-5)
- N-(5-chloro-4-((4-chlorophenyl)(cyano)methyl)-2-methylphenyl)-3-propionamidobenzamide (CAS 881795-95-5)
- trans-5-Fluoro-piperidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-methyl ester (CAS 2305079-74-5)
- 4-([1,1'-Biphenyl]-2-ylmethyl)-N-isopropylpiperidine-4-carboxamide (CAS 1361116-77-9)
- N-Desethyl Milnacipran-d5 (CAS 1217609-30-7)
- 2-(4-Chloro-2-cyclohexylphenoxy)acetic acid (CAS 19774-97-1)
- 3-(4-Butoxyphenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 956507-18-9)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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