4,5,6,7-Tetrahydrobenzothiophene-2-sulfonyl Chloride CAS 128852-17-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128852-17-5 |
| Molecular Formula | C8H9ClO2S2 |
| Molecular Weight | 236.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5,6,7-Tetrahydrobenzothiophene-2-sulfonyl Chloride (CAS 128852-17-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9ClO2S2. Molecular weight: 236.74 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9ClO2S2 |
| Molecular Weight | 236.74 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 | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Tetrahydrobenzothiophene Standards
- Ethyl 4,5,6,7-Tetrahydrobenzothiophene-3-carboxylate (CAS 14559-12-7)
- 4,5,6,7-Tetrahydrobenzothiophene-2-carboxamide (CAS 57021-58-6)
- 4,5,6,7-Tetrahydrobenzothiophene-3-carboxamide (CAS 95461-21-5)
- 4,5,6,7-Tetrahydrobenzothiophene-2-carbaldehyde (CAS 57021-53-1)
- 4,5,6,7-Tetrahydrobenzothiophene (CAS 13129-17-4)
- 4,5,6,7-Tetrahydrobenzothiophene-3-methanamine (CAS 924838-30-2)
Recommended Standards
- 3-(4-Chlorophenyl)-1-cyclopropylpiperazine (CAS 1248908-14-6)
- (2-Chlorophenyl)(cycloheptyl)methanone (CAS 1443304-21-9)
- 3-(2-Chlorophenyl)-1-cyclopropylpiperazine (CAS 1248907-94-9)
- 3-Chloro-1-methyl-1H-pyrazole-4-carboxamide (CAS 150187-10-3)
- Ethyl 2-bromo-6-methoxynicotinate (CAS 1805151-37-4)
- 2,3-Dibromo-5-fluorobenzyl bromide (CAS 1806328-21-1)
- Volatile Mix 59 (CAS CATO-MVOC109159-ME)
- 3-(4-Bromo-2-fluorophenyl)-1h-1,2,4-triazol-5-amine (CAS 1016771-38-2)
- CAS 2260669-82-5 (CAS 2260669-82-5)
- Autoinducing Peptide I trifluoroacetate salt (CAS 200010-29-3)
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