2-Methoxy-4-nitrobenzenesulfonyl chloride CAS 21320-91-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21320-91-2 |
| Molecular Formula | C7H6ClNO5S |
| Molecular Weight | 251.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Methoxy-4-nitrobenzenesulfonyl chloride (CAS 21320-91-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H6ClNO5S. Molecular weight: 251.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H6ClNO5S |
| Molecular Weight | 251.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methoxy Standards
- 2-methoxy-3-nitrobenzene-1-sulfonyl chloride (CAS 1261587-04-5)
- 3-Methoxy-4-nitrobenzene-1-sulfonyl Chloride (CAS 1261646-30-3)
- 3-Methoxy-5-nitrobenzene-1-sulfonyl chloride (CAS 1261748-48-4)
- 3-Methoxy-2-nitrobenzene-1-sulfonyl chloride (CAS 1261762-38-2)
- 4-Methoxy-2-nitrobenzenesulfonyl chloride (CAS 18092-54-1)
- 2-Methoxy-5-nitrobenzene-1-sulfonyl chloride (CAS 81118-92-5)
- 4-Methoxy-3-nitrobenzenesulfonyl Chloride (CAS 22117-79-9)
- 3-Methoxy-4-(octyloxy)aniline (CAS 106989-66-6)
Recommended Standards
- 2-Chloro-1-fluoro-4-(4-nitrophenyl)benzene (CAS 904325-90-2)
- (E)-N'-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N,N-dimethylmethanimidamide (CAS 243644-05-5)
- 3-Chloro-4-methyl-5-nitrobenzenesulfonic acid (CAS 68189-28-6)
- 34682-99-0 2-thioxo-2,3-dihydropyrazolo[1,5-a][1,3,5]triazin-4(1H)-one DTXSID40384558 (CAS 34682-99-0)
- (S)-2-FLuoropropan-1-ol (CAS 877822-87-2)
- 2-Isocyano-1-(1-pyrrolidinyl)ethanone (CAS 67434-30-4)
- 5-Methyl-5,6,7,8-tetrahydro-1,6-naphthyridin-3-ol (CAS 2378746-37-1)
- 2-Hydrazinyl-3-nitroquinoline (CAS 23589-58-4)
- 3-(4-chlorofuran-2-yl)prop-2-enoic acid (CAS 57635-21-9)
- [D-Ser6]-Semaglutide (CAS CATO-C4X-2226287)
Why CATO?
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