4-Amino-3-(4-methoxyphenyl)isothiazole-5-carboxylic acid CAS 82424-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 82424-71-3 |
| Molecular Formula | C11H10N2O3S |
| Molecular Weight | 250.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-3-(4-methoxyphenyl)isothiazole-5-carboxylic acid (CAS 82424-71-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H10N2O3S. Molecular weight: 250.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H10N2O3S |
| Molecular Weight | 250.27 g/mol |
| 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.) | 1980 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Amino Standards
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- 2-Amino-5-(2-azabicyclo[2.2.1]heptan-2-yl)-4-fluorobenzoic acid (CAS 1334148-49-0)
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Recommended Standards
- 4-Amino-3-(2-methoxyphenyl)isothiazole-5-carboxylic acid (CAS 436090-74-3)
- 4-Difluoromethanesulfonyl-1-N-ethylbenzene-1,2-diamine (CAS 24933-35-5)
- 4-{[(3-methyl-1,2,4-oxadiazol-5-yl)methyl]sulfanyl}benzoic acid (CAS 929973-36-4)
- N-(5-Methylisoxazol-3-yl)morpholine-4-carboxamide (CAS 55808-31-6)
- 1-(1-Methoxycyclopropyl)-N-methylmethanamine (CAS 1638772-10-7)
- 2-(Chloromethyl)-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 255378-83-7)
- 1-(2,5-Dimethylphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid (CAS 1264041-74-8)
- 4-Cyclohexyl-2-methylpyrrolidine (CAS 1339505-35-9)
- 2-(Difluoromethoxy)-3,5-dimethylaniline (CAS 1249253-31-3)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com