Ethyl 1,3-Dihydroxy-2-naphthoate CAS 6843-89-6
| CAS No. | 6843-89-6 |
| Molecular Formula | C13H12O4 |
| Molecular Weight | 232.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1,3-Dihydroxy-2-naphthoate (CAS 6843-89-6), molecular formula C13H12O4 and molecular weight 232.23 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ethyl 1,3-Dihydroxy-2-naphthoate (C13H12O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 232.23 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Ethyl 1,3-Dihydroxy-2-naphthoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H12O4 |
| Molecular Weight | 232.23 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.) | 1958 |
Related Ethyl Standards
- 2,3-Dihydroxy-7,8,9,10-tetrahydro-6H-benzo[c]-chromen-6-one (CAS 197965-28-9)
- 1,3-Dihydroxy-7,8,9,10-tetrahydro-6H-benzo[c]-chromen-6-one (CAS 3722-45-0)
- 3,4-dihydroxy-6H,7H,8H,9H,10H-cyclohexa[c]chromen-6-one (CAS 50624-06-1)
- Ethyl 1,4-dihydroxy-2-naphthoate (CAS 66928-23-2)
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- 4-(2,4-Dihydroxy-3,3-dimethylbutanamido)butanoic acid (CAS 1977-33-9)
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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 18665070610 / Nicole.chen@cato-chem.com