2-(7-Chloro-3-oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)acetic acid CAS 1189732-94-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1189732-94-2 |
| Molecular Formula | C10H8ClNO4 |
| Molecular Weight | 241.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(7-Chloro-3-oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)acetic acid (CAS 1189732-94-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H8ClNO4. Molecular weight: 241.63 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H8ClNO4 |
| Molecular Weight | 241.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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- 2-(5-Chloro-2-oxobenzo[d]oxazol-3(2H)-yl)acetohydrazide (CAS 1092284-61-1)
- 7-Chloro-4,6-dimethoxy-2,3-dihydro-1H-indole-2,3-dione (CAS 1164251-88-0)
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- Ethyl 7-chloro-5-hydroxyimidazo[1,2-c]pyrimidine-2-carboxylate (CAS 1639974-70-1)
- 2-(5-Chloro-7-methoxybenzo[d]isoxazol-3-yl)acetic acid (CAS 1708288-36-1)
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Recommended Standards
- Azasetron Impurity 1 (CAS 123040-79-9)
- Allyl 4-chloro-2-nitrobenzoate (CAS 145219-14-3)
- 4-Chloro-2-(difluoromethyl)-7-vinylpyrido[3,2-d]pyrimidine (CAS 2637414-25-4)
- 4-(Pyridin-4-ylmethyl)piperidin-4-ol (CAS 1021414-49-2)
- 2-Methylpyrrolo[1,2-c]pyrimidin-1(2H)-one (CAS 223432-97-1)
- 2-(Fluoromethyl)-1-methylpiperazine dihydrochloride (CAS 141108-64-7)
- 2-Amino-N-isopropyl-N-((3-methoxypyrazin-2-yl)methyl)acetamide (CAS 1353979-08-4)
- N,N'-((1S,2S)-1,2-diphenylethane-1,2-diyl)bis(1,1,1-trifluoromethanesulfonamide) (CAS 121788-77-0)
- 3-(4-Fluorophenyl)-1-(3-(trifluoromethyl)phenyl)propan-1-one (CAS 898768-58-6)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
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