Ethyl 5,6-dihydroxy-1H-indole-2-carboxylate CAS 113370-04-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 113370-04-0 |
| Molecular Formula | C11H11NO4 |
| Molecular Weight | 221.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ethyl 5,6-dihydroxy-1H-indole-2-carboxylate (CAS 113370-04-0) pharmaceutical standards reference standard. Molecular formula: C11H11NO4. Molecular weight: 221.21 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H11NO4 |
| Molecular Weight | 221.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- 4,8-Dihydroxy-7-methylpyrido[3,4-d]pyridazine-3(4H)-carboximidamide (CAS 669766-79-4)
- 1-(2,5-Dihydroxy-1H-pyrrol-3-yl)propane-2-sulfonic acid (CAS 765254-70-4)
- 3-(2,5-Dihydroxy-1H-pyrrol-3-yl)propane-1-sulfonic acid (CAS 754169-88-5)
- 5,7-Dihydroxy-2-(methylamino)thieno[3,2-b]pyridine-3-carbonitrile (CAS 626221-24-7)
- 1-(2,6-Dihydroxy-4-(pyrrolidin-1-yl)phenyl)ethanone (CAS 100942-39-0)
- N,2-Dihydroxy-4-(trifluoromethyl)benzamide (CAS 394-37-6)
- 5,7-Dihydroxy-4-oxo-4H-chromene-2-carboxylic acid (CAS 35811-69-9)
- 6,7-Dihydroxy-2-oxo-2H-1-benzopyran-3-carboxylic acid (CAS 84738-35-2)
Recommended Standards
- (S)-Benzyl 2-oxooxazolidine-5-carboxylate (CAS 112663-80-6)
- 3-(5-Methyl-7-oxo-4,7-dihydropyrazolo-[1,5-a]pyrimidin-6-yl)propanoic acid (CAS 1158240-94-8)
- 2,2-Dimethyl-6-nitrochroman-4-one (CAS 111478-49-0)
- 2-[N-(9-Fluorenylmethoxycarbonyl)-N-decylamino]ethanal (CAS 239088-22-3)
- 4-Isobutyl-3-isopropyl-1-methyl-1h-pyrazol-5-amine (CAS 1250088-45-9)
- 5-(Cyclohexylmethyl)-2-isopropoxyphenol (CAS 1243387-39-4)
- 4-(2-(tert-Butyl)quinazolin-4-yl)morpholine (CAS 1256556-22-5)
- N-(3,4-Dihydro-2H-benzo[b][1,4]dioxepin-7-yl)pyrimidin-2-amine (CAS 1031507-97-7)
- 5-Cyclopropoxy-2-(dimethylamino)benzoic acid (CAS 1243407-98-8)
- Semaglutide impurity 85 (CAS CATO-C4X-222685)
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