2-chloro-4,5-difluorobenzene-1-sulfonyl chloride CAS 67475-58-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67475-58-5 |
| Molecular Formula | C6H8Cl2F2O2S |
| Molecular Weight | 253.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-4,5-difluorobenzene-1-sulfonyl chloride (CAS 67475-58-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H8Cl2F2O2S. Molecular weight: 253.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H8Cl2F2O2S |
| Molecular Weight | 253.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related chloro Standards
- 4-chloro-2,5-difluorobenzene-1-sulfonyl chloride (CAS 286932-78-3)
- 9-Chloro-5-(chloromethyl)-[1,2,4]triazolo[1,5-c]quinazoline (CAS 61164-88-3)
- 2-Chloro-4-(methylsulfonyl)benzoyl chloride (CAS 106904-10-3)
- 6-Chloro-2-phenylpyrimidine-4-carbonyl chloride (CAS 1148122-15-9)
- 5-chloro-2,3-dihydro-1-benzofuran-7-sulfonyl chloride (CAS 1461708-46-2)
- 2-Chloro-4-phenylpyrimidine-5-carbonyl chloride (CAS 188781-14-8)
- 4-Chloro-2-phenylpyrimidine-5-carbonyl chloride (CAS 66206-81-3)
- 6-chloro-4-(chloromethyl)-8-oxa-3,5-diazatricyclo[7.4.0.0²,⁷]trideca-1(13),2,4,6,9,11-hexaene (CAS 80550-78-3)
Recommended Standards
- 2-Bromo-7-methoxynaphthalen-1-ol (CAS 857091-21-5)
- 3-(Bromomethyl)benzene-1-sulfonyl fluoride (CAS 79686-36-5)
- 2-Bromo-6-methoxynaphthalen-1-ol (CAS 857091-19-1)
- 1-(2-(Quinolin-6-yl)pyrrolidin-1-yl)ethanone (CAS 1355230-93-1)
- Methyl 3-bromo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1025718-78-8)
- (2-(1,5-Dimethyl-1h-pyrazol-4-yl)cyclopropyl)methanamine (CAS 1502438-15-4)
- 3-Bromo-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid (CAS 1781798-92-2)
- 3-Bromopyridine-2-carboximidamide;hydrochloride (CAS 1179360-60-1)
- 1-(pyridin-3-yl)methylpiperidine-3-carboxylic acid dihydrochloride 887445-00-3 (CAS 887445-00-3)
- 915019-08-8 55R7RG342O Tertomotide [INN] Human telomerase reverse transcriptase (EC 2.7.7.49)-(611-626)-peptide (telomerase catalytic subunit fragment) Tertomotide UNII-55R7RG342O GV 1001 GV-1001 (CAS 915019-08-8)
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