p-Thiocresol - ≥98% , CAS No.106-45-6

CAS: 106-45-6 Cat. No.: T109389 Molecular Weight: 124.2 Beilstein Registry Number: 605761 EC Number: 203-399-1 PubChem CID: 7811
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
P-THIOCRESOL [MI] | AI3-09056 | NSC2227 | NSC-2227 | (4-methyl)thiophenol | Toluene, 4-mercapto- | 4-Methylthiophenol | 4-methyl-thiophenol | 4-methylthio-phenol | NSC 2227 | STR00880 | 4-methyl-1-thiophenol | InChI=1/C7H8S/c1-6-2-4-7(8)5-3-6/h2-5,8H,1H |
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
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Size
Status
Price
Qty
5g
T109389-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$9.90
25g
T109389-25g
2
$28.90
100g
T109389-100g
2
$95.90
500g
T109389-500g
1
$339.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature,Argon charged Ships FedEx DG Service 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 23 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

p-Thiocresol is a para substituted benzenethiol.
A benzenethiol.

Specifications

Synonyms
P-THIOCRESOL [MI] | AI3-09056 | NSC2227 | NSC-2227 | (4-methyl)thiophenol | Toluene, 4-mercapto- | 4-Methylthiophenol | 4-methyl-thiophenol | 4-methylthio-phenol | NSC 2227 | STR00880 | 4-methyl-1-thiophenol | InChI=1/C7H8S/c1-6-2-4-7(8)5-3-6/h2-5, 8H, 1H |
Specifications & Purity
≥98%
Storage
Room temperature, Argon charged
Shipped In
FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504751467
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504751467
Canonical SmilesCC1=CC=C(C=C1)S
IUPAC Name4-methylbenzenethiol
InChIKeyWLHCBQAPPJAULW-UHFFFAOYSA-N
INCHI1S/C7H8S/c1-6-2-4-7(8)5-3-6/h2-5,8H,1H3
Isomeric SMILES CC1=CC=C(C=C1)S
WGK Germany 3
RTECS XT8925000
PubChem CID 7811
UN Number 2811
Molecular Weight 124.2
Beilstein 605761
Reaxy-Rn 605761

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 Toluenes  Thiols  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Thiophenol - Toluene - 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





Associated Targets(Human)
CTSB Tchem Cathepsin B (3822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TPMT Tchem Thiopurine S-methyltransferase (45 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

17 results found

Lot NumberCertificate TypeDateItem
I2202859Certificate of AnalysisMar 10, 2026 T109389
B2525441Certificate of AnalysisFeb 11, 2025 T109389
B2525443Certificate of AnalysisFeb 11, 2025 T109389
B2525444Certificate of AnalysisFeb 11, 2025 T109389
E2612021Certificate of AnalysisFeb 11, 2025 T109389
G2529044Certificate of AnalysisFeb 11, 2025 T109389
A2329671Certificate of AnalysisNov 11, 2024 T109389
A2329672Certificate of AnalysisNov 11, 2024 T109389
A2329675Certificate of AnalysisNov 11, 2024 T109389
A2329355Certificate of AnalysisNov 08, 2024 T109389
I2202851Certificate of AnalysisJun 20, 2024 T109389
I2202970Certificate of AnalysisJun 20, 2024 T109389
L2115272Certificate of AnalysisSep 20, 2023 T109389
L2115271Certificate of AnalysisSep 20, 2023 T109389
A2122121Certificate of AnalysisNov 16, 2022 T109389
A2122122Certificate of AnalysisNov 16, 2022 T109389
I2202860Certificate of AnalysisJun 17, 2022 T109389

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Chemical and Physical Properties
SolubilitySoluble in alcohol. Insoluble in water.
SensitivityAir Sensitive;Hygroscopic
Flash Point(°F)154.4 °F
Flash Point(°C)68℃
Boil Point(°C)195°C
Melt Point(°C)40-44°C
Molecular Weight124.210 g/mol
XLogP32.900
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass124.035 Da
Monoisotopic Mass124.035 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count8
Formal Charge0
Complexity62.800
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
Documents & Articles
Citations of This Product
References
1. Niu Wu, Di Wu, Yueyi Shen, Li-e Liu, Lihua Ding, Yongjun Wu, Ningge Jian.  (2023)  Fast and sensitive detection of highly toxic thiophenol using β-CD modified nanofibers membrane with promoted fluorescence response.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2023.134431]
2. Yiwen Yuan, Jianping Zhao, Jianfeng Li.  (2022)  p-Toluenethiolate manganese(II) porphyrin complexes: Structure and spectroscopic properties.  JOURNAL OF PORPHYRINS AND PHTHALOCYANINES,      [PMID:] [10.1142/S1088424622500857]
3. Ming-Hui Sun, Ming-Yu Qi, Zi-Rong Tang, Yi-Jun Xu.  (2022)  Dual cocatalysts decorated CdS nanoparticles for efficient dehydrocoupling of thiols into disulfides.  APPLIED CATALYSIS B-ENVIRONMENTAL,      [PMID:] [10.1016/j.apcatb.2022.122019]
4. Zhangwen Long, Shuai Yang, Jiacheng Pi, Dacheng Zhou, Qi Wang, Yong Yang, Hao Wu, Jianbei Qiu.  (2022)  All-inorganic halide perovskite (CsPbX3, X=Cl, Br, I) quantum dots synthesized via fast anion hot injection by using trimethylhalosilanes.  CERAMICS INTERNATIONAL,      [PMID:] [10.1016/j.ceramint.2022.08.153]
5. Hai-Bo Wang, An-Li Mao, Tian Gan, Yan-Ming Liu.  (2020)  A turn-on fluorescence strategy for cellular glutathione determination based on the aggregation-induced emission enhancement of self-assembled copper nanoclusters.  ANALYST,  145  (21): (7009-7017).  [PMID:32870185] [10.1039/D0AN01247E]
6. 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]
7. Chen Xuejing, Zhou Xuesi, He Qinghua, He Yonghong, Guan Tian, Feng Guangxia, Wang Bei, Xie Luyuan, Ji Yanhong.  (2020)  Hydrogel-based microbeads for Raman-encoded suspension array using the reversed-phase suspension polymerization method and ultraviolet light curing.  ANALYTICAL AND BIOANALYTICAL CHEMISTRY,  412  (12): (2731-2741).  [PMID:32157359] [10.1007/s00216-020-02528-5]
8. Jinmao You, Kun Dou, Cuihua Song, Guoliang Li, Zhiwei Sun, Shijuan Zhang, Guang Chen, Xianen Zhao, Na Hu, Wu Zhou.  (2017)  3-(2-Bromoacetamido)-N-(9-ethyl-9H)-carbazol fluorescent probe and its application for the determination of thiophenols in rubber products by HPLC with fluorescence detection and atmospheric chemical ionization mass spectrometry identification.  JOURNAL OF SEPARATION SCIENCE,  40  (12): (2528-2540).  [PMID:28371096] [10.1002/jssc.201601166]
9. Nafeesa Mushtaq, Guofei Chen, Lala Rukh Sidra, Yang Liu, Xingzhong Fang.  (2016)  Synthesis and crosslinking study of isomeric poly(thioether ether imide)s containing pendant nitrile and terminal phthalonitrile groups.  Polymer Chemistry,  (48): (7427-7435).  [PMID:] [10.1039/C6PY01705C]
10. Hai-Xin Gu, Kai Hu, Da-Wei Li, Yi-Tao Long.  (2016)  SERS detection of polycyclic aromatic hydrocarbons using a bare gold nanoparticles coupled film system.  ANALYST,  141  (14): (4359-4365).  [PMID:27169487] [10.1039/C6AN00319B]
11. Sun Yanan, Lv Zhengxian, Sun Zhiwei, Wu Chuanxiang, Ji Zhongyin, You Jinmao.  (2016)  Determination of thiophenols with a novel fluorescence labelling reagent: analysis of industrial wastewater samples with SPE extraction coupled with HPLC.  ANALYTICAL AND BIOANALYTICAL CHEMISTRY,  408  (13): (3527-3536).  [PMID:26968568] [10.1007/s00216-016-9429-8]
12. Si-Yu Long, Zeng-Ping Chen, Yao Chen, Ru-Qin Yu.  (2015)  Quantitative detection of captopril in tablet and blood plasma samples by the combination of surface-enhanced Raman spectroscopy with multiplicative effects model.  JOURNAL OF RAMAN SPECTROSCOPY,  46  (7): (605-609).  [PMID:] [10.1002/jrs.4698]
13. Yao Chen, Zeng-Ping Chen, Jing-Wen Jin, Ru-Qin Yu.  (2015)  Quantitative determination of ametryn in river water using surface-enhanced Raman spectroscopy coupled with an advanced chemometric model.  CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS,      [PMID:] [10.1016/j.chemolab.2015.01.012]
14. Yong Liu, Peiyi Wu.  (2013)  Meditating Metal Coenhanced Fluorescence and SERS Around Gold Nanoaggregates in Nanosphere as Bifunctional Biosensor for Multiple DNA Targets.  ACS Applied Materials & Interfaces,      [PMID:23734937] [10.1021/am401468a]
15. Yuesong Wang, Mingxi Li, Haoli Yu, Yan Chen, Mengyuan Cui, Min Ji, Fang Yang.  (2024)  A Near-Infrared Fluorescent Dye with Tunable Emission Wavelength and Stokes Shift as a High-Sensitivity Cysteine Nanoprobe for Monitoring Ischemic Stroke.  ACS Nano,      [PMID:38847448] [10.1021/acsnano.4c04211]
16. Xu Liu, Jin Tang, Fangming Zhao, Meng Zhou, Siyang Ye, Daocheng Hong, Yuxi Tian, Yue Zhao, Shuangshuang Huang, Fan Tian, Tongxin Song, Xiao Cai, Yiqi Tian, Wei Zhang, Qi Li, Yan Zhu.  (2025)  Atomically Engineered Trimetallic Nanoclusters Toward Enhanced Photoluminescence and Photoinitiation Activity.  ADVANCED MATERIALS,      [PMID:39945039] [10.1002/adma.202417984]
17. Xinyuan Bi, Zhicheng He, Zhewen Luo, Wensi Huang, Xingxing Diao, Jian Ye.  (2024)  Digital colloid-enhanced Raman spectroscopy for the pharmacokinetic detection of bioorthogonal drugs.  Chemical Science,      [PMID:39144465] [10.1039/D4SC02553A]
18. Xiao-Yi Tang, Hui-Di Zhang, Zi-Jie Li, Shuai Wang, Si-Yan Liu, Tao-Yuan Xiu, Ji-Pan Yu, Lin Wang, Li-Yong Yuan, Wang-Suo Wu, Wei-Qun Shi.  (2025)  Synthesis of phosphorylated covalent organic frameworks with different linkages–Critical factors controlling the extraction of uranium from highly acidic media.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2025.160226]
19. Ling Chen, Xu Guo, Wenjing Du, Jifang Shang, Duo Yang, Dongdong Li, Shaohui Liu, Zhiwei Ma.  (2025)  Treatment of solution-processed magnesium-doped zinc oxide with 4-methylthiophenol for efficient and stable full-color quantum dot light-emitting devices.  DYES AND PIGMENTS,      [PMID:] [10.1016/j.dyepig.2025.113290]
20. Guoqian Li, Langlang Yi, Shiya Zhang, Qin Song, Minghui Liang, Zhihui Guan, Yao Zhang, Yuan Zhuang, Bo Hou, Xinyuan Wang, Xiaoyao Wu, Pengju Yin, Klyuyev Dmitriy, Jiang Yang, Bo Hu, Jie Tian.  (2025)  Concentration Indicator Kit Based on Dandelion Propagation-Inspired SERS Strategy.  ADVANCED MATERIALS,      [PMID:40534383] [10.1002/adma.202502162]
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22. Zheng Wang, De-Man Han, Wen-Ping Jia, Qi-Zhong Zhou, Wei-Ping Deng.  (2012)  Reaction-Based Fluorescent Probe for Selective Discrimination of Thiophenols over Aliphaticthiols and Its Application in Water Samples.  ANALYTICAL CHEMISTRY,      [PMID:22536992] [10.1021/ac300512b]
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