Ethyl 2,4-dihydroxy-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylate CAS 55618-82-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 55618-82-1 |
| Molecular Formula | C11H13NO4 |
| Molecular Weight | 223.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2,4-dihydroxy-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylate (CAS 55618-82-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H13NO4. Molecular weight: 223.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H13NO4 |
| Molecular Weight | 223.23 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Methyl 2,4-dihydroxy-5,6,7,8-tetrahydroquinoline-3-carboxylate (CAS 150057-08-2)
- (R)-3,8-Dihydroxy-6-(hydroxymethyl)-7-methyl-3,4-dihydronaphthalen-1(2H)-one (CAS 1883551-65-2)
- 1,1'-(2,5-Dihydroxy-1,4-phenylene)bis(propan-1-one) (CAS 91497-44-8)
- 1,1'-(5-Ethyl-4,6-dihydroxy-1,3-phenylene)diethanone (CAS 693782-42-2)
- 6,7-Dihydroxy-1-methyl-3-(methylamino)-3,4-dihydroquinolin-2(1H)-one (CAS 734468-46-3)
- 1-(2,6-Dihydroxy-4-methoxy-3-methylphenyl)butan-1-one (CAS 519-40-4)
- 2,6-Dihydroxy-3-(1-methoxy-2-methylpropyl)benzaldehyde (CAS 625831-22-3)
- 2,6-Dihydroxy-4-pentylbenzoic acid (CAS 61695-63-4)
Recommended Standards
- Ethyl 2-(dimethylamino)-6-formylpyrimidine-4-carboxylate (CAS 944901-67-1)
- Ethyl 3-(2-Nitrophenyl)propanoate (CAS 66757-87-7)
- Ethyl 2-(acetoxymethyl)nicotinate (CAS 31181-70-1)
- 2-(2-(Methylthio)pyrimidin-4-yl)acetonitrile (CAS 897648-40-7)
- 5-PREGNEN-3β, 11β, 17, 20β-TETROL (CAS 19516-75-7)
- (E)-3-Butylidene-5-methylpyrrolidin-2-one (CAS 679818-45-2)
- Methyl 2-Hydroxyisobutyrate (CAS 2110-78-3)
- 4-Bromo-2-ethoxybenzyl alcohol (CAS 1094750-85-2)
- N-(2-((6-(1H-Pyrazol-1-yl)pyrimidin-4-yl)amino)ethyl)-2-phenoxyacetamide (CAS 1171507-67-7)
- Cyclopeptide-5 (CAS 197172-76-2)
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