Determine the necessary mass, volume, or concentration for preparing a solution.
0.2mol/L in methanol for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C Ships Ice chest + Ice pads 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.
Trimethylsulfonium hydroxide (TMSH) is a methylating reagent. It can be prepared by dissolving trimethylsulfonium iodide in methanol and water solvent further treating with silver oxide.
| Pubchem Sid | 504766009 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504766009 |
| Canonical Smiles | C[S+](C)C.[OH-] |
| IUPAC Name | trimethylsulfanium;hydroxide |
| InChIKey | MDTPTXSNPBAUHX-UHFFFAOYSA-M |
| INCHI | 1S/C3H9S.H2O/c1-4(2)3;/h1-3H3;1H2/q+1;/p-1 |
| Isomeric SMILES | C[S+](C)C.[OH-] |
| WGK Germany | 2 |
| PubChem CID | 11105313 |
| UN Number | 3286 |
| Molecular Weight | 94.18 |
| Beilstein | 3910286 |
| Reaxy-Rn | 3910286 |
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 | Organic oxygen compounds |
| Class | Organic oxoanionic compounds |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Organic oxoanionic compounds |
| Alternative Parents | Organosulfur compounds Organic salts Organic oxides Hydrocarbon derivatives Organic cations |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Organic oxide - Hydrocarbon derivative - Organic salt - Organosulfur compound - Organic hydroxide - Organic cation - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as organic oxoanionic compounds. These are organic compounds containing an oxoanion. |
| 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 | May 25, 2026 | T113600 | |
| Certificate of Analysis | May 19, 2026 | T113600 | |
| Certificate of Analysis | May 19, 2026 | T113600 | |
| Certificate of Analysis | May 19, 2026 | T113600 | |
| Certificate of Analysis | Jun 21, 2022 | T113600 | |
| Certificate of Analysis | Jan 06, 2022 | T113600 | |
| Certificate of Analysis | Jan 06, 2022 | T113600 | |
| Certificate of Analysis | Jan 06, 2022 | T113600 |
| Sensitivity | heat sensitive |
|---|---|
| Flash Point(°F) | 11℃ |
| Flash Point(°C) | 11℃ |
| Molecular Weight | 94.180 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 94.0452 Da |
| Monoisotopic Mass | 94.0452 Da |
| Topological Polar Surface Area | 2.000 Ų |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Complexity | 8.000 |
| 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 | 2 |