4-Mercaptophenylacetic acid - ≥96% , CAS No.39161-84-7

CAS: 39161-84-7 Cat. No.: M471020 Summenformel: HSC6H4CH2CO2H Molekulargewicht: 168.21 EG-Nummer: 627-721-9
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GRADE & PURITY ≥96%
Synonyms
AS-35995 | (4-mercaptophenyl)acetic acid | 2-(4-mercaptophenyl)acetic acid | A824433 | ORXSLDYRYTVAPC-UHFFFAOYSA-N | 2-(4-sulfanylphenyl)acetic Acid | EN300-82202 | 4-mercaptophenylaceti cacid | SCHEMBL165930 | 4-Mercaptophenylacetic acid [MI] | 4-Mercapt
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
★
Size
Deutschland (EU)
USA*
Price
Qty
250mg
M471020-250mg
—
5 Auf Lager

10,33€

15,53€
Speichern 5,21 € (33.52%)
1g
M471020-1g
—
5 Auf Lager

28,55€

43,30€
Speichern 14,75 € (34.07%)
5g
M471020-5g
—
4 Auf Lager

77,14€

116,19€
Speichern 39,05 € (33.61%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

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.

Specifications

Synonyme
AS-35995 | (4-mercaptophenyl)acetic acid | 2-(4-mercaptophenyl)acetic acid | A824433 | ORXSLDYRYTVAPC-UHFFFAOYSA-N | 2-(4-sulfanylphenyl)acetic Acid | EN300-82202 | 4-mercaptophenylaceti cacid | SCHEMBL165930 | 4-Mercaptophenylacetic acid [MI] | 4-Mercapt
Spezifikationen & Reinheit
≥96%
Storage
Store at 2-8°C,Argon charged
Verschickt in
Wet ice
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
Reinheit
≥96%
Namen und Kennungen
Pubchem Sid488194382
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488194382
Kanonisches LächelnC1=CC(=CC=C1CC(=O)O)S
IUPAC Name2-(4-sulfanylphenyl)acetic acid
InChIKeyORXSLDYRYTVAPC-UHFFFAOYSA-N
INCHI1S/C8H8O2S/c9-8(10)5-6-1-3-7(11)4-2-6/h1-4,11H,5H2,(H,9,10)
Isomere SMILES C1=CC(=CC=C1CC(=O)O)S
WGK Deutschland 3
Molekulargewicht 168.21
Reaxy-Rn 2359146
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2359146&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
KlasseThiophenols
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentThiophenols
Alternative Parents Benzene and substituted derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Thiols  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic 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
BeschreibungThis 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
3D-Struktur
Interaktives chemisches Strukturmodell





Wirkungsmechanismen
Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

14 results found

Lot NumberCertificate TypeDatumArtikel
C2606645Certificate of AnalysisJan 28, 2026 M471020
C2606646Certificate of AnalysisJan 28, 2026 M471020
C2606647Certificate of AnalysisJan 28, 2026 M471020
D23081339Certificate of AnalysisJan 20, 2026 M471020
D23081348Certificate of AnalysisJan 20, 2026 M471020
D23081349Certificate of AnalysisJan 20, 2026 M471020
H2521672Certificate of AnalysisJul 18, 2025 M471020
H2521676Certificate of AnalysisJul 18, 2025 M471020
H2521692Certificate of AnalysisJul 18, 2025 M471020
D23081334Certificate of AnalysisFeb 23, 2023 M471020
D23081338Certificate of AnalysisFeb 23, 2023 M471020
D23081352Certificate of AnalysisFeb 23, 2023 M471020
D2521549Certificate of AnalysisFeb 23, 2023 M471020
H2420079Certificate of AnalysisFeb 23, 2023 M471020

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Chemische und physikalische Eigenschaften
LöslichkeitSlightly soluble in water. Soluble in Dichloromethane, Ethanol and Methanol
Empfindlichkeitair sensitive;heat sensitive
Schmelzpunkt (°C)105-110°C
Molekulargewicht168.210 g/mol
XLogP31.800
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass168.025 Da
Monoisotopic Mass168.025 Da
Topological Polar Surface Area38.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity139.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Referenzen
1. Ling Xu, Yan Zhang, Yi-Ming Li, Xian-Fu Lu.  (2020)  Total chemical synthesis of the phosphorylated p62 UBA domain reveals that Ser407Pi but not Ser403Pi enhances ubiquitin binding.  ORGANIC & BIOMOLECULAR CHEMISTRY,  18  (42): (8709-8715).  [PMID:33084718] [10.1039/D0OB01906B]
2. Zuwang Liu, Bo Yu, Shengwei Shi, Huangzhong Yu.  (2025)  Optimizing Monolayers for High-Efficiency Methylammonium-Free Perovskite Solar Cells.  ACS Applied Materials & Interfaces,      [PMID:40123056] [10.1021/acsami.5c02482]
Lösungsrechner
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