[(3Z)-1-[(2,4-Dichlorophenyl)methyl]-5-nitro-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino pentanoate CAS 303998-06-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303998-06-3 |
| Molecular Formula | C20H17Cl2N3O5 |
| Molecular Weight | 450.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[(3Z)-1-[(2,4-Dichlorophenyl)methyl]-5-nitro-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino pentanoate (CAS 303998-06-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H17Cl2N3O5. Molecular weight: 450.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H17Cl2N3O5 |
| Molecular Weight | 450.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Z Standards
- [(3Z)-1-[(2,4-Dichlorophenyl)methyl]-5-nitro-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 3-methylbutanoate (CAS 303998-05-2)
- N-(3-(3,4-dichlorophenyl)imidazo[1,2-a]pyridin-8-yl)-3-(trifluoromethyl)benzamide (CAS 338415-25-1)
- 2-[(2,6-Dichlorophenyl)sulfanyl]-3-[3-(trifluoromethyl)phenyl]quinoline (CAS 339103-26-3)
- 2-(2,4-Dichlorophenyl)-2-oxoethyl 2-(p-tolyl)quinoline-4-carboxylate (CAS 355433-08-8)
- 2-(2,4-Dichlorophenyl)-2-oxoethyl 8-methyl-2-phenylquinoline-4-carboxylate (CAS 355433-09-9)
- 3-(3,5-dichlorophenyl)-5-{[2-nitro-4-(trifluoromethyl)phenyl]thio}-4H-1,2,4-triazol-4-amine (CAS 300541-57-5)
- 3-(2,6-Dichlorophenyl)-5-{1-[4-(trifluoromethyl)phenyl]-1H-1,2,3-triazol-4-yl}-1,2-oxazole-4-carbonitrile (CAS 900019-76-3)
- 4-[(E)-2-(2,4-Dichlorophenyl)ethenyl]-6-phenoxy-2H,3H-thieno[3,2-c]quinoline (CAS 866133-77-9)
Recommended Standards
- 1-(4-Bromobenzenesulfonyl)-4-[5-(trifluoromethyl)pyridin-2-yl]piperazine (CAS 478077-46-2)
- tert-Butyl 5,7-dichloro-6-(((trifluoromethyl)sulfonyl)oxy)-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 851784-78-6)
- 3-(2-chloro-6-fluorophenyl)-4-[4-(4-chloro-3-nitrophenyl)-1,3-thiazol-2-yl]-5-methylisoxazole (CAS 287176-95-8)
- 2,4-DICHLOROPYRIDO[3’,2’:4,5]FURO[3,2-D]PYRIMIDINE (CAS 1268241-74-2)
- 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-1-benzylpiperidine-4-carboxylic acid (CAS 368866-30-2)
- (7-Methoxy-3,4-dihydro-2H-1-benzopyran-2-yl)methanol (CAS 180716-14-7)
- n-(3,5-Dimethylphenyl)-2-(3-oxo-6,7,8,9-tetrahydro-3h-[1,2,4]triazolo[4,3-a]azepin-2(5h)-yl)acetamide (CAS 1030234-67-3)
- (R)-2-((tert-Butoxycarbonyl)amino)-3-(2-fluoro-4-hydroxyphenyl)propanoic acid (CAS 1212836-67-3)
- N-Ethylindoline-4-carboxamide (CAS 1706448-38-5)
- 1-His-N-a-ethylidene Semaglutide (CAS CATO-C4X-2226252)
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