Determine the necessary mass, volume, or concentration for preparing a solution.
≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Description
2-Carbomethoxy-3-thiophenesulfonyl chloride is widely employed as a sulfonylating reagent. It can be prepared from methyl 3-amino-2-thiophenecarboxylate.
| Pubchem Sid | 488192837 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488192837 |
| Canonical Smiles | COC(=O)C1=C(C=CS1)S(=O)(=O)Cl |
| IUPAC Name | methyl 3-chlorosulfonylthiophene-2-carboxylate |
| InChIKey | PJVJBDAUWILEOG-UHFFFAOYSA-N |
| INCHI | 1S/C6H5ClO4S2/c1-11-6(8)5-4(2-3-12-5)13(7,9)10/h2-3H,1H3 |
| Isomeric SMILES | COC(=O)C1=C(C=CS1)S(=O)(=O)Cl |
| Molecular Weight | 240.67 |
| Reaxy-Rn | 5814781 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5814781&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Thiophenes |
| Subclass | Thiophene carboxylic acids and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Thiophene carboxylic acids and derivatives |
| Alternative Parents | Sulfonyls Sulfonyl chlorides Organosulfonic acids and derivatives Methyl esters Heteroaromatic compounds Monocarboxylic acids and derivatives Organooxygen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Thiophene carboxylic acid or derivatives - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Sulfonyl chloride - Sulfonyl halide - Sulfonyl - Methyl ester - Heteroaromatic compound - Carboxylic acid ester - Carboxylic acid derivative - Monocarboxylic acid or derivatives - Organooxygen compound - Organic oxygen compound - Organosulfur compound - Hydrocarbon derivative - Organic oxide - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as thiophene carboxylic acids and derivatives. These are compounds containing a thiophene ring which bears a carboxylic acid group (or a salt/ester thereof). |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Mar 11, 2026 | C467906 | |
| Certificate of Analysis | Apr 10, 2024 | C467906 | |
| Certificate of Analysis | Apr 10, 2024 | C467906 | |
| Certificate of Analysis | Apr 10, 2024 | C467906 |
| Solubility | souble in Toluene |
|---|---|
| Sensitivity | Moisture sensitive |
| Melt Point(°C) | 63°C(lit.) |
| Molecular Weight | 240.700 g/mol |
| XLogP3 | 1.800 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 3 |
| Exact Mass | 239.932 Da |
| Monoisotopic Mass | 239.932 Da |
| Topological Polar Surface Area | 97.100 Ų |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 294.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |