1,4-Dihydroxy-2-naphthoic Acid CAS 31519-22-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 31519-22-9 |
| Molecular Formula | C11H8O4 |
| Molecular Weight | 204.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1,4-Dihydroxy-2-naphthoic Acid (CAS 31519-22-9) pharmaceutical standards reference standard. Molecular formula: C11H8O4. Molecular weight: 204.18 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C11H8O4 |
| Molecular Weight | 204.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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.) | 1966 |
Related Dihydroxy Standards
- 6,7-Dihydroxy-2-naphthoic acid (CAS 113458-95-0)
- 1-(4,6-Dihydroxy-1,5-naphthyridin-3-yl)ethanone (CAS 1431697-83-4)
- 5,8-Dihydroxy-2-vinylquinazolin-4(1H)-one (CAS 150880-63-0)
- 4,5-dihydroxy-2-naphthoic acid (CAS 154623-82-2)
- 5,6-Dihydroxy-2-naphthoic acid (CAS 182205-62-5)
- 1,3-Dihydroxy-2-naphthoic acid (CAS 3147-58-8)
- 1,6-DIHYDROXY-2-NAPHTHOIC ACID (CAS 38134-93-9)
- 4',5-Dihydroxy-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one (CAS 1255147-77-3)
Recommended Standards
- 1-Ethyl 4-methyl 3-methoxy-2-oxosuccinate (CAS 412018-73-6)
- 3-O-Ethyl-L-ascorbic Acid (CAS 86404-04-8)
- Pemirolast Impurity 6 (CAS CATO-C4X-24706)
- Ethyl (4E)-2-[(2,4-dichlorophenyl)methyl]-3-oxo-5-[(2,2,2-trifluoroethyl)amino]pent-4-enoate (CAS 478045-94-2)
- (2-Methyl-6-(4-methylpiperazin-1-yl)pyridin-3-yl)methanamine hydrochloride (CAS 1956369-46-2)
- (R)-6-Ethoxy-2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline (CAS 212186-67-9)
- 2-(4-Methylpiperazin-1-yl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-ol (CAS 33017-97-9)
- 4-Methyl-1-(thiophen-3-yl)pentan-1-amine (CAS 1247237-91-7)
- (3-Isopropylpyridin-2-yl)(phenyl)methanol (CAS 1443328-20-8)
- Gastric Inhibitory Polypeptide (1-30) amide (porcine) (CAS 134846-93-8)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com