4-Bromothiophenol - ≥97% , CAS No.106-53-6

CAS: 106-53-6 Cat. No.: B101773 Molecular Weight: 189.07 Beilstein Registry Number: 507031 EC Number: 203-407-3
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
InChI=1/C6H5BrS/c7-5-1-3-6(8)4-2-5/h1-4,8H | NSC229563 | NSC-229563 | 4-bromo thiophenol | 4-bromophenylthiol | B1385 | STR00881 | 4-Bromothiophenol, 95% | MFCD00004845 | Benzenethiol, 4-bromo- | 2XE | 4-Bromobenzenethiol | 4-Bromo-benzenethiol | 4bromo-b
Storage
Argon charged,Room temperature
Shipped In
Normal
Size
Status
Price
Qty
5g
B101773-5g
2
$9.90
10g
B101773-10g
1
$10.90
25g
B101773-25g
3
$35.90
100g
B101773-100g
4
$85.90
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.

🌡

Storage & shipping

Argon charged,Room temperature 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.

📚

Literature proof

Cited in 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
InChI=1/C6H5BrS/c7-5-1-3-6(8)4-2-5/h1-4, 8H | NSC229563 | NSC-229563 | 4-bromo thiophenol | 4-bromophenylthiol | B1385 | STR00881 | 4-Bromothiophenol, 95% | MFCD00004845 | Benzenethiol, 4-bromo- | 2XE | 4-Bromobenzenethiol | 4-Bromo-benzenethiol | 4bromo-b
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488183715
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488183715
Canonical SmilesC1=CC(=CC=C1S)Br
IUPAC Name4-bromobenzenethiol
InChIKeyFTBCOQFMQSTCQQ-UHFFFAOYSA-N
INCHI1S/C6H5BrS/c7-5-1-3-6(8)4-2-5/h1-4,8H
Isomeric SMILES C1=CC(=CC=C1S)Br
WGK Germany 3
UN Number 3335
Molecular Weight 189.07
Beilstein 507031
Reaxy-Rn 507031
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=507031&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 Bromobenzenes  Aryl bromides  Thiols  Organobromides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Thiophenol - Halobenzene - Bromobenzene - Monocyclic benzene moiety - Aryl halide - Aryl bromide - Arylthiol - Hydrocarbon derivative - Organosulfur compound - Organobromide - Organohalogen 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





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.

26 results found

Lot NumberCertificate TypeDateItem
E2622284Certificate of AnalysisMay 09, 2026 B101773
E2622285Certificate of AnalysisMay 09, 2026 B101773
E2622286Certificate of AnalysisMay 09, 2026 B101773
A2628302Certificate of AnalysisFeb 11, 2026 B101773
A2628301Certificate of AnalysisFeb 11, 2026 B101773
K2519334Certificate of AnalysisNov 26, 2025 B101773
K2519333Certificate of AnalysisNov 26, 2025 B101773
K2519332Certificate of AnalysisNov 26, 2025 B101773
K2519331Certificate of AnalysisNov 26, 2025 B101773
C2211239Certificate of AnalysisSep 04, 2025 B101773
C2211295Certificate of AnalysisSep 04, 2025 B101773
I2318136Certificate of AnalysisJun 09, 2025 B101773
I1924049Certificate of AnalysisMar 04, 2025 B101773
H2114037Certificate of AnalysisJan 22, 2025 B101773
L2425190Certificate of AnalysisDec 31, 2024 B101773
K2505007Certificate of AnalysisDec 26, 2024 B101773
L2419350Certificate of AnalysisDec 26, 2024 B101773
C2309148Certificate of AnalysisDec 09, 2024 B101773
C2309147Certificate of AnalysisDec 09, 2024 B101773
C2309146Certificate of AnalysisDec 09, 2024 B101773
J2425204Certificate of AnalysisNov 06, 2024 B101773
G2429212Certificate of AnalysisAug 15, 2024 B101773
J1812110Certificate of AnalysisMar 13, 2024 B101773
C2211310Certificate of AnalysisDec 22, 2023 B101773
H2114039Certificate of AnalysisMay 12, 2023 B101773
C2211320Certificate of AnalysisFeb 12, 2022 B101773

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Chemical and Physical Properties
SolubilitySoluble in methanol
SensitivityAir sensitive.
Boil Point(°C)239°C
Melt Point(°C)73-76°C
Molecular Weight189.070 g/mol
XLogP33.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass187.93 Da
Monoisotopic Mass187.93 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count8
Formal Charge0
Complexity66.900
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. Ying-Hua Zhou, Chen-Chen Jiang, Zhou Yu, Ya-Hao Wang, Ju-Fang Zheng, Xiao-Shun Zhou.  (2023)  In situ Raman monitoring of electroreductive dehalogenation of aryl halides at an Ag/aqueous solution interface.  Analytical Methods,  15  (6): (771-777).  [PMID:36683583] [10.1039/D2AY02060B]
2. Bingfang Zou, Shiyun Lou, Jizhou Wang, Shaomin Zhou, Yongqiang Wang.  (2022)  Periodic Surface-Enhanced Raman Scattering-Encoded Magnetic Beads for Reliable Quantitative Surface-Enhanced Raman Scattering-Based Multiplex Bioassay.  ANALYTICAL CHEMISTRY,      [PMID:35960877] [10.1021/acs.analchem.2c01793]
3. Chen-Chen Jiang, Xiao-Chong Li, Jian-Ang Fan, Jia-Ying Fu, Xu-Nan Huang-Fu, Jia-Jie Li, Ju-Fang Zheng, Xiao-Shun Zhou, Ya-Hao Wang.  (2022)  Electrochemically activated carbon–halogen bond cleavage and C–C coupling monitored by in situ shell-isolated nanoparticle-enhanced Raman spectroscopy.  ANALYST,  147  (7): (1341-1347).  [PMID:35244130] [10.1039/D2AN00054G]
4. 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]
5. Hao Hao, Meng Liu, Ge Tang, Yi Liu, Feng-Lei Jiang.  (2024)  CdSe/ZnS Quantum Dots with Enhanced Stability and Conductivity by Thiolphenyl Ligands for Displays.  ACS Applied Nano Materials,      [PMID:] [10.1021/acsanm.4c01133]
6. Yujun Cheng, Jianping Guan, Zhipeng Zhang, Ruili Li, Yao Yao, Xiaotong Sun, Qi Liu, Xiaoqing Chen.  (2025)  In Situ SERS Monitoring and Heterogeneous Catalysis Verification of Pd-Catalyzed Suzuki–Miyaura Reaction via Bifunctional “Black Raspberry-like” Plasmonic Nanoreactors.  ANALYTICAL CHEMISTRY,      [PMID:40032529] [10.1021/acs.analchem.4c03670]
7. Ge Tang, Xiao-Hang He, Meng Liu, Hao Hao, Yi Liu, Feng-Lei Jiang.  (2024)  Insights into the Fluorescence Quenching of CdSeS Quantum Dots by Thiophenol Ligands.  Journal of Physical Chemistry C,      [PMID:] [10.1021/acs.jpcc.4c01302]
8. Kaili Wang, Yameng Zhu, Liuyingzi Yu, Lu Jiang, Xinya Chen, Zhihao Lu, Kun Gao, Xing Kang, Zhongyan Gong, Qiming Peng, Gang Lu.  (2024)  Modulating the Plasmon-Mediated Decarboxylation Reaction on Silver Nanoparticles by Changing the Surface Adsorption of Molecular Cocatalysts of p-Hydroxythiophenol.  Journal of Physical Chemistry C,      [PMID:] [10.1021/acs.jpcc.3c07887]
9. Yunjia Wei, Dexiang Chen, Xingce Fan, Xiao Tang, Lei Yao, Xing Zhao, Qiang Li, Jiawei Wang, Teng Qiu, Qi Hao.  (2024)  Unveiling Plasmon-Induced Suzuki–Miyaura Reactions on Silver Nanoparticles via Raman Spectroscopy.  ACS Catalysis,      [PMID:] [10.1021/acscatal.4c04578]
10. Lei Yao, Yunjia Wei, Xing Zhao, Xiangnan Zhu, Dexiang Chen, Xiao Tang, Xingce Fan, Teng Qiu, Qi Hao.  (2025)  Unraveling Plasmonic Field Contributions in Catalysis with Au@Al2O3-Pd-Au@Al2O3 Trimer Arrays.  Advanced Optical Materials,  13  (10): (2402968).  [PMID:] [10.1002/adom.202402968]
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