5-(Chlorosulfonyl)-2,4-difluorobenzoic acid CAS 53916-70-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 53916-70-4 |
| Molecular Formula | C7H3ClF2O4S |
| Molecular Weight | 256.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Chlorosulfonyl)-2,4-difluorobenzoic acid (CAS 53916-70-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H3ClF2O4S. Molecular weight: 256.61 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H3ClF2O4S |
| Molecular Weight | 256.61 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; 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.) | 1972 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorosulfonyl Standards
- 3-(Chlorosulfonyl)-2,6-difluorobenzoic Acid (CAS 142576-91-8)
- 3-(Chlorosulfonyl)-2,5-difluorobenzoic acid (CAS 926223-16-7)
- 3-(Chlorosulfonyl)-4,5-difluorobenzoic acid (CAS 716361-76-1)
- 5-(Chlorosulfonyl)-2,3-difluorobenzoic acid (CAS 847972-30-9)
- 3-chlorosulfonyl-4-methoxybenzoic acid (CAS 50803-29-7)
- methyl 4-[(chlorosulfonyl)methyl]oxane-4-carboxylate (CAS 374822-74-9)
- Ethyl 4-(chlorosulfonyl)piperazine-1-carboxylate (CAS 105168-69-2)
- 3-(Chlorosulfonyl)-4-fluorobenzoyl chloride (CAS 671-93-2)
Recommended Standards
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- 5-Chloro-2-fluoro-1-propoxy-3-(trifluoromethyl)benzene (CAS 1881290-69-2)
- rac a-Methadol D3 (CAS 1217842-77-7)
- Naphthalene-2,6-dicarbonitrile (CAS 31656-49-2)
- 3-(Chlorodifluoromethoxy)benzoic acid (CAS 959249-99-1)
- anti-3-azabicyclo[3.2.1]octan-8-ol;hydrochloride (CAS 2089291-70-1)
- tert-Butyl 7-benzyl-2,7-diazaspiro[3.5]nonane-2-carboxylate (CAS 929301-99-5)
- 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-4,6-O-(phenylmethylene)-|A-D-Glucopyranoside 3-Benzoate 4-Nitrophenyl 2-Acetamido-2-deoxy-4,6-O-benzylidene-|A-D-galactopyranoside 3-Benzoate 58707-22-5 (CAS 58707-22-5)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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