Determine the necessary mass, volume, or concentration for preparing a solution.
≥96% 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Description
4-Mercaptophenylacetic acid has been used in the preparation of small ubiquitin-like modifier peptides from bis(2-sulfanylethyl)amido peptide via sequential native chemical ligation.It can be used:On-resin preparation of peptide-αthiophenylesters which are used in a chemical ligation process for the chemical synthesis of peptides.In one pot deprotection of (acetamido-methyl)cysteine following native chemical ligation and/or desulfurization method for the preparation of peptides.Palladium facilitated deprotection ofN-terminal cysteine through native chemical ligation method for the preparation of synthetically challenging proteins.
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 | Thiophenols |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Thiophenols |
| Alternative Parents | Benzene and substituted derivatives Monocarboxylic acids and derivatives Carboxylic acids Thiols Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Thiophenol - Monocyclic benzene moiety - Arylthiol - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Carbonyl group - Aromatic homomonocyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as thiophenols. These are compounds containing a thiophenol ring, which a phenol derivative obtained by replacing the oxygen atom from the hydroxyl group (attached to the benzene) by a sulfur atom. |
| 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 |
|---|---|---|---|
| Certificate of Analysis | Jan 28, 2026 | M471020 | |
| Certificate of Analysis | Jan 28, 2026 | M471020 | |
| Certificate of Analysis | Jan 28, 2026 | M471020 | |
| Certificate of Analysis | Jan 20, 2026 | M471020 | |
| Certificate of Analysis | Jan 20, 2026 | M471020 | |
| Certificate of Analysis | Jan 20, 2026 | M471020 | |
| Certificate of Analysis | Jul 18, 2025 | M471020 | |
| Certificate of Analysis | Jul 18, 2025 | M471020 | |
| Certificate of Analysis | Jul 18, 2025 | M471020 | |
| Certificate of Analysis | Feb 23, 2023 | M471020 | |
| Certificate of Analysis | Feb 23, 2023 | M471020 | |
| Certificate of Analysis | Feb 23, 2023 | M471020 | |
| Certificate of Analysis | Feb 23, 2023 | M471020 | |
| Certificate of Analysis | Feb 23, 2023 | M471020 |
| Solubilidad | Slightly soluble in water. Soluble in Dichloromethane, Ethanol and Methanol |
|---|---|
| Sensibilidad | air sensitive;heat sensitive |
| Punto de fusión (°C) | 105-110°C |
| Peso molecular | 168.210 g/mol |
| XLogP3 | 1.800 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 168.025 Da |
| Monoisotopic Mass | 168.025 Da |
| Topological Polar Surface Area | 38.300 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 139.000 |
| 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 |