4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzenesulfonic acid CAS 1886-76-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1886-76-6 |
| Molecular Formula | C10H7NO5S |
| Molecular Weight | 253.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzenesulfonic acid (CAS 1886-76-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H7NO5S. Molecular weight: 253.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H7NO5S |
| Molecular Weight | 253.23 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.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-Amino-6-(difluoromethyl)-2-methoxypyridine-3-sulfonamide (CAS 1806920-86-4)
- (S)-2-(3-(3-Fluoro-4-methoxyphenyl)-4,5-dihydroisoxazol-5-yl)acetic acid (CAS 899433-52-4)
- 2-Amino-5-(difluoromethyl)-4-methoxypyridine-3-sulfonamide (CAS 1806920-44-4)
- 2-(7-(Tert-butoxycarbonyl)-1-oxa-7-azaspiro[4.5]Decan-3-yl)acetic acid (CAS 1422344-25-9)
- 4-Amino-1-ethyl-N,N-dimethyl-1H-pyrazole-3-carboxamide (CAS 1482803-88-2)
- 5-Fluoro-N-isopropylpyrimidin-2-amine (CAS 77476-97-2)
- 4-(Bromomethyl)-2-methyl-1-(trifluoromethoxy)benzene (CAS 1261679-35-9)
- Methyl 6-iodoimidazo[1,2-a]pyridine-3-carboxylate (CAS 1359656-91-9)
- 2-Chloro-4-isopropylpyrimidine (CAS 941294-36-6)
- Tau Peptide (274-288) trifluoroacetate salt (CAS 330456-39-8)
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