2-Ethyl-3-hydroxyquinoline-4-carboxylic acid CAS 811432-22-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 811432-22-1 |
| Molecular Formula | C12H11NO3 |
| Molecular Weight | 217.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ethyl-3-hydroxyquinoline-4-carboxylic acid (CAS 811432-22-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11NO3. Molecular weight: 217.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11NO3 |
| Molecular Weight | 217.22 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 8-hydroxyquinoline-5-carboxylate (CAS 104293-76-7)
- Ethyl 8-hydroxyquinoline-3-carboxylate (CAS 122855-37-2)
- 6-Ethyl-2-hydroxyquinoline-4-carboxylic acid (CAS 1247355-57-2)
- Ethyl 4-hydroxyquinoline-7-carboxylate (CAS 1261629-96-2)
- Ethyl 7-hydroxyquinoline-6-carboxylate (CAS 1261631-01-9)
- Ethyl 3-hydroxyquinoline-6-carboxylate (CAS 1261801-43-7)
- Ethyl 8-hydroxyquinoline-2-carboxylate (CAS 138085-04-8)
- Ethyl 3-hydroxyquinoline-2-carboxylate (CAS 14370-68-4)
Recommended Standards
- 2-Ethoxyquinoline-3-carboxylic acid (CAS 88284-13-3)
- 2-Hydroxy-3-(quinolin-2-yl)propanoic acid (CAS 458561-90-5)
- 2-Cyclopropyl-3-oxoisoindoline-4-carboxylic acid (CAS 562868-19-3)
- tert-Butyl N-(3-ethylazetidin-3-yl)carbamate hydrochloride (CAS 1523606-47-4)
- 4-Bromoheptane (CAS 998-93-6)
- n-(Benzo[d][1,3]dioxol-5-ylmethyl)pyrazin-2-amine (CAS 930859-14-6)
- 3-(2,2,2-Trifluoroethyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine (CAS 837430-20-3)
- Tenofovir alafenamide Impurity 53 (CAS CATO-C4X-179753)
- (αS)-1,2,3,4-Tetrahydro-α-methyl-1-naphthalenemethanol (CAS 1344968-64-4)
- Peptide YY (3-36) (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 126339-09-1)
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