Methyl 2-(chlorosulfonyl)-6-methylbenzoate CAS 139665-75-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 139665-75-1 |
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 2-(chlorosulfonyl)-6-methylbenzoate (CAS 139665-75-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H9ClO4S. Molecular weight: 248.68 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H9ClO4S |
| Molecular Weight | 248.68 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 |
| 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.) | 1996 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 4-(Chlorosulfonyl)phenyl propionate (CAS 1029717-21-2)
- Ethyl 2-(chlorosulfonyl)benzoate (CAS 103008-54-4)
- 4-Chlorosulfonyl-benzoic acid ethyl ester (CAS 10486-51-8)
- Methyl 2-(chlorosulfonyl)-5-methylbenzoate (CAS 1153230-09-1)
- Methyl 3-(chlorosulfonyl)-5-methylbenzoate (CAS 1154149-31-1)
- 4-Methyl-2-chlorosulfonyl-benzoic acid methyl ester, 97% (CAS 1188087-56-0)
- Methyl 2-(chlorosulfonyl)-3-methylbenzoate (CAS 126535-26-0)
- Methyl 4-((chlorosulfonyl)methyl)benzoate (CAS 130047-14-2)
Recommended Standards
- 5-chloro-2-(ethanesulfonyl)benzoic acid (CAS 1384428-08-3)
- Methyl 2-((2-chlorophenyl)sulfonyl)acetate (CAS 145449-37-2)
- 1-(2-chlorophenyl)-2-(4-fluorophenyl)ethan-1-one (CAS 137101-74-7)
- 2-(5-bromo-2-oxo-2,3-dihydro-1H-indol-3-yl)acetic acid (CAS 1368757-01-0)
- 4-(2,2-difluoroethoxy)pyridine-2-carboxylic acid (CAS 1432681-88-3)
- 7-bromo-6-chloro-quinazoline (CAS 2387096-53-7)
- 6-(1,3-Dioxolan-2-yl)-4-methylpyridin-3-amine (CAS 143509-46-0)
- 4-Chloro-2-methylbutanoic acid (CAS 672305-40-7)
- 1-(2-Bromo-1-(sec-butoxy)ethyl)-4-methylbenzene (CAS 1248373-53-6)
- Autocamtide-2-Related Inhibitory Peptide TFA (CAS 167114-91-2（free base）)
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