2,6-Dihydroxy-1-naphthaldehyde CAS 20258-98-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20258-98-4 |
| Molecular Formula | C11H8O3 |
| Molecular Weight | 188.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6-Dihydroxy-1-naphthaldehyde (CAS 20258-98-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H8O3. Molecular weight: 188.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H8O3 |
| Molecular Weight | 188.18 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 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Dihydroxy Standards
- 2,3-Dihydroxy-1-naphthaldehyde (CAS 2089-80-7)
- 3,6-Dihydroxy-2-naphthaldehyde (CAS 477727-36-9)
- 352330-51-9 N',4-dihydroxy-3-methoxybenzene-1-carboximidamide NE54209 (CAS 352330-51-9)
- 2,6-Dihydroxy-3-chlorobenzoic Acid 26754-77-8 3-Chloro-2,6-dihydroxybenzoic Acid 3-Chloro-|A-resorcylic Acid (CAS 26754-77-8)
- 3-dihydroxy-broMobenzene (CAS 14381-51-2)
- N-(1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl)methacrylamide (CAS 5001-88-7)
- DIHYDROXY-1,4-NAPHTHOQUINONE,5,8- (CAS 10281-53-5)
- 2,3-Dihydroxy-6,7-dimethylquinoxaline, 97% (CAS 2474-50-2)
Recommended Standards
- 2,5-Furandione, 2-(2-phenylhydrazone) (CAS 52726-95-1)
- 2,7-Dihydroxynaphthalene-1-carbaldehyde (CAS 20258-95-1)
- 2,5-Dimethoxyterephthalonitrile (CAS 4655-68-9)
- 2-((3,4,4-Trifluorobut-3-en-1-yl)thio)benzoic acid (CAS 672951-84-7)
- N-(4-bromophenyl)-2-hydroxyacetamide (CAS 21919-10-8)
- Methyl 2-(2-(2-amino-3-methylbenzyl)-1,3-dioxolan-2-yl)acetate (CAS 2677030-83-8)
- (Z)-tert-Butyl 2-(2,2-dimethylhexan-3-ylidene)hydrazinecarboxylate (CAS 2007931-00-0)
- (4-(2-(Azepan-1-yl)ethoxy)phenyl)methanol hydrochloride (CAS 328933-65-9)
- tert-Butyl(4'-cyano-[1,1'-biphenyl]-4-yl)carbamate (CAS 672309-99-8)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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