2-(5-Hydroxy-2-imino-4-oxotetrahydrofuran-3-yl)benzenesulfonic acid CAS 65111-45-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65111-45-7 |
| Molecular Formula | C10H9NO6S |
| Molecular Weight | 271.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(5-Hydroxy-2-imino-4-oxotetrahydrofuran-3-yl)benzenesulfonic acid (CAS 65111-45-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H9NO6S. Molecular weight: 271.25 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H9NO6S |
| Molecular Weight | 271.25 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- N1-(2-Hydroxy-3-methoxy-2-methylpropyl)-N2-(5-methylisoxazol-3-yl)oxalamide (CAS 1334373-73-7)
- 2-Hydroxy-7-oxo-3-phenyl-4,7-dihydropyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 1374408-15-7)
- 1-Ethyl-4-hydroxy-3-(5-oxo-2,5-dihydro-1H-pyrazol-3-yl)quinolin-2(1H)-one (CAS 866135-98-0)
- 4-Hydroxy-6-isopropyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 380633-63-6)
- 3-Hydroxy-2-phenylthiazolo[3,2-a]pyridin-4-ium-8-carboxylate (CAS 1301679-00-4)
- 2-Hydroxy-5-(pyrrolidin-1-ylsulfonyl)benzoic acid (CAS 326024-05-9)
- 4-Hydroxy-7-(trifluoromethyl)quinoline-3-carbohydrazide (CAS 116247-30-4)
- 4-Hydroxy-6-(trifluoromethyl)quinoline-3-carbohydrazide (CAS 1216914-99-6)
Recommended Standards
- 2-(4-Fluorophenyl)-5-methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 886503-14-6)
- 2-[(4-Fluorobenzyl)amino]-5-nitrobenzonitrile (CAS 781620-65-3)
- 1,1-Dibutyl-N-(2-methyl-1-phenylprop-1-en-1-yl)boranamine (CAS 61209-18-5)
- 5-Bromo-4,6-dichloro-2-cyclopropylpyrimidine (CAS 1539785-51-7)
- 2-(Trifluoromethyl)benzo[d]oxazol-7-amine (CAS 1539101-51-3)
- Lifitegrast Impurity 44 (CAS CATO-C4X-240944)
- 2-((4-Allyl-5-(4-bromophenyl)-4H-1,2,4-triazol-3-yl)thio)propanehydrazide (CAS 1306739-00-3)
- 3-(1-(2-(2-Methoxyphenyl)acetyl)piperidin-4-yl)thiazolidine-2,4-dione (CAS 1795302-04-3)
- 2-(3-Chlorobenzyl)benzaldehyde (CAS 887407-00-3)
- Hexapeptide-11 (CAS 161258-30-6)
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