≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Store at -20°C,Argon charged 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.
| Sonrisas canónicas | CC1=CC=C(C=C1)S(=O)O |
|---|---|
| IUPAC Name | 4-methylbenzenesulfinic acid |
| InChIKey | FXJVNINSOKCNJP-UHFFFAOYSA-N |
| INCHI | 1S/C7H8O2S/c1-6-2-4-7(5-3-6)10(8)9/h2-5H,1H3,(H,8,9) |
| Isómeros SMILES | CC1=CC=C(C=C1)S(=O)O |
| Peso molecular | 156.21 |
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 | Benzenoids |
| Clase | Benzene and substituted derivatives |
| Subclass | Toluenes |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Toluenes |
| Alternative Parents | Sulfinic acids Organosulfur compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Toluene - Sulfinic acid - Sulfinic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Aromatic homomonocyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as toluenes. These are compounds containing a benzene ring which bears a methane group. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
 A2621678 | Certificate of Analysis | Nov 21, 2025 | M690425 |
| A2621679 | Certificate of Analysis | Nov 21, 2025 | M690425 |
| A2621680 | Certificate of Analysis | Nov 21, 2025 | M690425 |
| A2621681 | Certificate of Analysis | Nov 21, 2025 | M690425 |
| A2621682 | Certificate of Analysis | Nov 21, 2025 | M690425 |
| Sensibilidad | air sensitive，light sensitive，Moisture sensitive |
|---|---|
| Peso molecular | 156.200 g/mol |
| XLogP3 | 1.500 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 156.025 Da |
| Monoisotopic Mass | 156.025 Da |
| Topological Polar Surface Area | 56.500 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 128.000 |
| 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 |
