Dimethyl 3-amino-4-hydroxyphthalate CAS 142671-52-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 142671-52-1 |
| Molecular Formula | C10H11NO5 |
| Molecular Weight | 225.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dimethyl 3-amino-4-hydroxyphthalate (CAS 142671-52-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H11NO5. Molecular weight: 225.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H11NO5 |
| Molecular Weight | 225.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1997 |
| Nitrogen Atoms | 1 |
Related Dimethyl Standards
- dimethyl 5-methoxypyridine-2,3-dicarboxylate (CAS 1375303-11-9)
- 2-(4,5-Dimethyl-2-nitrophenoxy)acetic acid (CAS 1706441-43-1)
- Dimethyl 5-hydroxy-6-methylpyridine-3,4-dicarboxylate (CAS 18872-74-7)
- 3,4-Dimethyl 2-hydroxy-6-methylpyridine-3,4-dicarboxylate (CAS 41516-33-0)
- Dimethyl 4-(Hydroxymethyl)pyridine-2,6-dicarboxylate (CAS 852936-60-8)
- Dimethyl 4-methoxypyridine-2,6-dicarboxylate (CAS 19872-93-6)
- Dimethyl 5-amino-4-hydroxyisophthalate (CAS 99060-94-3)
- 3,5-Dimethyl-1-(2,2,3,3-tetrafluoropropyl)-1h-pyrazol-4-amine (CAS 1006486-98-1)
Recommended Standards
- 4-(5-(Methoxycarbonyl)-1h-pyrrol-3-yl)-4-oxobutanoic acid (CAS 1421602-36-9)
- Methyl 2-[(3-nitropyridin-2-yl)amino]propanoate (CAS 146294-95-3)
- 2-(6-Methoxy-4-(methoxycarbonyl)pyridin-2-yl)acetic acid (CAS 1393555-14-0)
- 4-Chloro-3-(dimethylamino)benzoic acid (CAS 57489-56-2)
- 4-(Aminomethyl)-2-cyano-6-hydroxybenzene-1-sulfonyl chloride (CAS 1805096-04-1)
- 2-(azepan-1-yl)-3-methylbutan-1-amine (CAS 929343-30-6)
- 2-(Pyridin-4-ylsulfanyl)-ethanol (CAS 1354028-66-2)
- 1-[4-(2-ethyl-1H-imidazol-1-yl)phenyl]methanamine,2HCl (CAS 1432034-85-9)
- (1-cyclohexylazetidin-2-yl)methanol (CAS 31247-32-2)
- Hexapeptide-9 (CAS 1228371-11-6)
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