[(3Z)-1-[(4-Chlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino acetate CAS 303997-82-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303997-82-2 |
| Molecular Formula | C17H13ClN2O3 |
| Molecular Weight | 328.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies [(3Z)-1-[(4-Chlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino acetate (CAS 303997-82-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H13ClN2O3. Molecular weight: 328.75 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H13ClN2O3 |
| Molecular Weight | 328.75 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Z Standards
- N-(2-Chlorophenyl)-5-oxo-1-(p-tolyl)-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000573-94-3)
- 1-(2-Chlorophenyl)-5-(4-methoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 1330108-27-4)
- Benzyl (5-(4-chlorophenyl)oxazol-2-yl)carbamate (CAS 13575-29-6)
- (1-(4-Chlorophenyl)-1H-1,2,3-triazol-4-yl)methyl phenylcarbamate (CAS 338419-08-2)
- (4E)-2-(4-Chlorophenyl)-4-{[(4,6-dimethylpyrimidin-2-yl)amino]methylidene}-4,5-dihydro-1,3-oxazol-5-one (CAS 303998-86-9)
- [(3Z)-1-[(3-Chlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino acetate (CAS 303998-09-6)
- [5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-phenylcarbamate (CAS 343374-50-5)
- [5-(4-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-phenylcarbamate (CAS 343374-66-3)
Recommended Standards
- (5-Phenyl-1,2-oxazol-3-yl)methyl N-(4-chlorophenyl)carbamate (CAS 343374-58-3)
- 1-[3-(1-benzofuran-2-yl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-2-chloroethan-1-one (CAS 790725-79-0)
- (3-Amino-4H-1,2,4-triazol-4-yl)[2-(benzyloxy)-5-chlorophenyl]methanone (CAS 892684-18-3)
- N,N＇-Bis(trimethylsilyl)urea (CAS 18297-63-7)
- Tos-Gly-Pro-Lys-AMC (CAS 128202-25-5)
- 4-vinyl-dihydrofuran-2(3H)-one (CAS 53627-36-4)
- 1-(2-Chloro-5-methyl-4-(methylsulfonyl)phenyl)piperazine (CAS 942474-75-1)
- 2-Bromo-5-methyl-5,6-dihydrobenzo[d]thiazol-7(4H)-one (CAS 1403666-18-1)
- 2-(3,4-Dichlorophenyl)-3-methylbutanoic acid (CAS 74569-33-8)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com