4-[(2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl)amino]benzenecarboxylic acid CAS 309923-57-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 309923-57-7 |
| Molecular Formula | C16H13NO5 |
| Molecular Weight | 299.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[(2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl)amino]benzenecarboxylic acid (CAS 309923-57-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H13NO5. Molecular weight: 299.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H13NO5 |
| Molecular Weight | 299.28 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, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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- 5-[5-[5,6-Dihydro-4H-cyclopenta[b]thiophen-2-yl]-1,3,4-oxadiazol-2-yl]-1-methylpyridin-2(1H)-one (CAS 1223636-41-6)
- 9,10-Dihydro-9,10-[1,2]benzenoanthracene-2,6,14-triamine (CAS 58519-06-5)
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Recommended Standards
- 4,6-Dimethoxy-3-(3-nitrophenyl)benzofuran (CAS 922140-78-1)
- 4-Ethoxycarbonyl-4-nitrobenzophenone (CAS 760192-95-8)
- 4-(4-Methoxyphenoxy)-1-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid (CAS 860610-38-4)
- 2-Ethoxy-4-methylphenol (CAS 2563-07-7)
- 2-(2,2-Difluorocyclopentyl)acetic acid (CAS 1532703-00-6)
- 2-(2-Chloroquinolin-7-yl)acetic acid (CAS 1000567-03-2)
- (1R)-5,7-difluoro-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride (CAS 1820570-11-3)
- 2-(Methylthio)pyrimidine-5-carbonyl chloride (CAS 110099-95-1)
- Ethyl 6-(chloromethyl)-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 263157-08-0)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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