4-Hydroxynaphthalene-1,3-dicarbaldehyde CAS 933775-00-9
| CAS No. | 933775-00-9 |
| Molecular Formula | C12H8O3 |
| Molecular Weight | 200.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H8O3, 4-Hydroxynaphthalene-1,3-dicarbaldehyde contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 200.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
4-Hydroxynaphthalene-1,3-dicarbaldehyde (CAS 933775-00-9), molecular formula C12H8O3 and molecular weight 200.19 g/mol, is a CATO reference standard with documented purity and traceability.
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 4-Hydroxynaphthalene-1,3-dicarbaldehyde 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 | C12H8O3 |
| Molecular Weight | 200.19 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Hydroxynaphthalene Standards
- 3-hydroxynaphthalene-1-carboxylic acid (CAS 19700-42-6)
- 5-hydroxynaphthalene-1-carboxylic acid (CAS 2437-16-3)
- 7-hydroxynaphthalene-1-carboxylic acid (CAS 2623-37-2)
- 7-hydroxynaphthalene-2-carboxylic acid (CAS 613-17-2)
- 8-hydroxynaphthalene-2-carboxylic acid (CAS 5776-28-3)
- 1-Hydroxynaphthalene-2-carbohydrazide (CAS 7732-44-7)
- 2-Ethyl-3-hydroxynaphthalene-1,4-dione (CAS 29366-44-7)
- 3-Hydroxynaphthalene-2-carbohydrazide (CAS 5341-58-2)
Recommended Standards
- 4-Hydroxy-8-methoxyquinoline-3-carbonitrile (CAS 27374-82-9)
- 4-Isocyanato-3-methyl-5-phenylisoxazole (CAS 352018-89-4)
- 4-Hydroxy-7-methoxyquinoline-3-carbonitrile (CAS 2305-69-3)
- 4-Oxo-4-(3-oxopiperazin-1-yl)butanoic acid (CAS 590380-54-4)
- 4-Phenyl-2-(3-(trifluoromethyl)phenyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 64124-10-3)
- Methyl 1-benzyl-1H-pyrrole-2-carboxylate (CAS 18159-23-4)
- 2-(1-Chloroethyl)-5-(3,4-dichlorophenyl)-1,3,4-oxadiazole (CAS 1156946-42-7)
- N-((5-Phenylisoxazol-3-yl)methyl)pyrazine-2-carboxamide (CAS 1207046-69-2)
- Ethyl 3-(trifluoromethyl)piperazine-1-carboxylate (CAS 1823347-01-8)
- Cenobamate Impurity 52 (CAS CATO-C4X-241652)
- (4-Methoxycarbonylbenzoyl)trifluoroacetone 1-(4-Methoxycarbonylphenyl)-4,4,4-trifluoro-1,3-butanedione 1076198-42-9 4-(4,4,4,-Trifluoro-1,3-dioxobutyl)benzoic Acid Methyl Ester (CAS 1076198-42-9)
- (R)-1-(2-fluoro-5-nitrophenyl)ethan-1-amine (CAS 1213050-62-4)
- {[1,1'-Bi(cyclopropane)]-1-yl}methanol (CAS 177719-30-1)
- [14-31]-Semaglutide (CAS CATO-C4X-2226262)
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