Furan Impuirty 2 CAS 4741-45-1
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 4741-45-1 |
| Molecular Formula | C5H4O2S |
| Molecular Weight | 128.15 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Furan Impuirty 2 (CAS 4741-45-1) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H4O2S. Molecular weight: 128.15 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H4O2S |
| Molecular Weight | 128.15 g/mol |
| Purity | >90% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 1 |
Related Furan Standards
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- 2-(Furan-2-yl)ethane-1-thiol (CAS 59020-92-7)
- Furan-2-carbothioamide (CAS 17572-09-7)
- Furan-3-carbothioamide (CAS 59918-68-2)
- N-[1-(Furan-2-yl)ethyl]hydroxylamine (CAS 123606-36-0)
- 2-(furan-2-yl)acetic acid (CAS 2745-26-8)
- (S)-1-(furan-2-yl)propan-2-ol (CAS 55170-56-4)
Recommended Standards
- Rivaroxaban Impurity 92 (CAS 88-13-1)
- 2-Thiouracil (CAS 141-90-2)
- 2-Cyano-3-fluoropyridine 3-fluoro-2-pyridinecarbonitrile 3-fluoro-2-cyanopyridine 3-fluoro-pyridine-2-carbonitrile 3-fluoropicolinonitrile 3-fluoropyridine-2-carbonitrile 3-fluoro-2-pyridinenitrile 97509-75-6 (CAS 97509-75-6)
- Ivacaftor Impurity 10 (CAS 873055-58-4)
- Levonorgestrel EP Impurity B (CAS 19914-67-1)
- 2-Chloro-5-(5-fluoropyrimidin-2-yl)benzoic acid (CAS 1227807-75-1)
- (3-Dimethylamino-phenoxy)-acetic acid (CAS 150188-64-0)
- tert-Butyl 2-(cyclopropylmethyl)-7-(hydroxymethyl)-6,7-dihydro-2H-pyrazolo[4,3-c]pyridine-5(4H)-carboxylate (CAS 1373028-89-7)
- 2-(4-Butoxybenzoyl)-5-methylpyridine (CAS 1187170-60-0)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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