Ethyl 1-(2-ethoxy-2-oxoethyl)-1H-indole-2-carboxylate CAS 256931-80-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256931-80-3 |
| Molecular Formula | C15H17NO4 |
| Molecular Weight | 275.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1-(2-ethoxy-2-oxoethyl)-1H-indole-2-carboxylate (CAS 256931-80-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H17NO4. Molecular weight: 275.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H17NO4 |
| Molecular Weight | 275.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
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- Benzyl 3-(2-ethoxy-2-oxo-ethylidene)azetidine-1-carboxylate (CAS 1935971-61-1)
- Ethyl 2-(2-ethoxy-2-oxoethyl)-1H-indole-3-carboxylate (CAS 77435-10-0)
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Recommended Standards
- Ethanol, 2,2',2''-nitrilotris-, 1,1',1''-triacetate (CAS 3002-18-4)
- Ethyl 1,6-dimethyl-2-oxo-4-(pyridin-3-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 512840-33-4)
- Dimethyl 3-(Boc-amino)pentanedioate (CAS 82803-55-2)
- 6-(Trifluoromethoxy)picolinonitrile (CAS 1361696-28-7)
- 3-Amino-5-chloro-4-hydroxybenzoic acid (CAS 1042055-74-2)
- 3-Amino-4-bromo-2-naphthoic acid (CAS 5043-27-6)
- 1,3,6-Trimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde (CAS 23941-84-6)
- 5-Bromo-2-methyl-4-methylsulfonylphenylhydrazine (CAS 1000018-33-6)
- (S)-5-((3-Benzylpiperazin-1-yl)sulfonyl)isoquinoline (CAS 936233-03-3)
- Semaglutide Impurity 149 (CAS CATO-C4X-2226149)
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