3,5-Dimethylbenzenethiol - ≥97% , CAS No.38360-81-5

CAS: 38360-81-5 Cat. No.: D101802 Formula: (CH3)2C6H3SH Molecular Weight: 138.23 EC Number: 253-901-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
3,5dimethylthiophenol | 3,5-Dimethylthiophenol | 3,5-dimethyl-thiophenol | SCHEMBL1145630 | DTXSID3068093 | EN300-673715 | 3,5-dimethylbenzenethiolate | UNII-U18S77737Q | F20943 | J-511370 | 5-Mercapto-m-xylene | FF8DL45MWR | Q27290551 | D4286 | EINECS 25
Storage
Room temperature,Argon charged
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
1g
D101802-1g
—
2 In stock
€17.27
5g
D101802-5g
—
2 In stock
€51.98
25g
D101802-25g
Made to order · 8–12 wks
€156.11
100g
D101802-100g
Made to order · 8–12 wks
€563.94
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature,Argon charged Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

3,5-Dimethylbenzenethiol is an organic building block. It is also referred to as 5-mercapto-m-xylene.
3,5-Dimethylbenzenethiol may be employed as a starting reagent in the preparation of Lithium 2-lithio-3,5-dimethylbenzenethiolate. It may also be used in the preparation of 1,1,2-trichloro-4-(3,5-dimethylphenylthio)-1-buten-3-yne and 1,1,2,4-tetrachloro-4-(3,5-dimethylphenylthio)-1,3-butadiene.

Specifications

Synonyms
3,5dimethylthiophenol | 3,5-Dimethylthiophenol | 3,5-dimethyl-thiophenol | SCHEMBL1145630 | DTXSID3068093 | EN300-673715 | 3,5-dimethylbenzenethiolate | UNII-U18S77737Q | F20943 | J-511370 | 5-Mercapto-m-xylene | FF8DL45MWR | Q27290551 | D4286 | EINECS 25
Specifications & Purity
≥97%
Storage
Room temperature,Argon charged
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid508809120
Canonical SmilesCC1=CC(=CC(=C1)S)C
IUPAC Name3,5-dimethylbenzenethiol
InChIKeyCESBAYSBPMVAEI-UHFFFAOYSA-N
INCHI1S/C8H10S/c1-6-3-7(2)5-8(9)4-6/h3-5,9H,1-2H3
Isomeric SMILES CC1=CC(=CC(=C1)S)C
WGK Germany 2
Molecular Weight 138.23
Reaxy-Rn 3233085
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3233085&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
ClassThiophenols
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentThiophenols
Alternative Parents m-Xylenes  Thiols  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents M-xylene - Xylene - Thiophenol - Monocyclic benzene moiety - Arylthiol - Hydrocarbon derivative - Organosulfur compound - Aromatic homomonocyclic compound
DescriptionThis 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 Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

9 results found

Lot NumberCertificate TypeDateItem
E1922084Certificate of AnalysisJul 07, 2026 D101802
D2623104Certificate of AnalysisMar 03, 2026 D101802
D2623140Certificate of AnalysisMar 03, 2026 D101802
D2623141Certificate of AnalysisMar 03, 2026 D101802
L2106156Certificate of AnalysisJun 06, 2025 D101802
L2106157Certificate of AnalysisJun 06, 2025 D101802
A2008056Certificate of AnalysisMay 12, 2025 D101802
F2506363Certificate of AnalysisJun 24, 2024 D101802
J1812124Certificate of AnalysisFeb 20, 2024 D101802
Chemical and Physical Properties
Sensitivityair sensitive
Refractive Index1.568
Flash Point(°F)185°F
Flash Point(°C)85°C
Boil Point(°C)127.5°C/50mmHg
Molecular Weight138.230 g/mol
XLogP32.900
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass138.05 Da
Monoisotopic Mass138.05 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count9
Formal Charge0
Complexity80.600
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
References
1. Liu Xu, Xu Wen Wu, Huang Xinyu, Wang Endong, Cai Xiao, Zhao Yue, Li Jin, Xiao Min, Zhang Chunfeng, Gao Yi, Ding Weiping, Zhu Yan.  (2020)  De novo design of Au36(SR)24 nanoclusters.  Nature Communications,  11  (1): (1-7).  [PMID:32620825] [10.1038/s41467-020-17132-5]
Solution Calculators
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