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

CAS: 106-53-6 Cat. No.: B101773 Formula: BrC6H4SH 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
Room temperature,Argon charged
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
5g
B101773-5g
—
2 In stock
€8.59
10g
B101773-10g
—
1 In stock
€9.46
25g
B101773-25g
—
3 In stock
€31.15
100g
B101773-100g
—
4 In stock
€74.54
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

Room temperature,Argon charged Ships Normal 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 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
Room temperature,Argon charged
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488183715
Canonical Smiles
C1=CC(=CC=C1S)Br
IUPAC Name
4-bromobenzenethiol
InChIKey
FTBCOQFMQSTCQQ-UHFFFAOYSA-N
INCHI
1S/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.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ 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
C2309148C2309148Certificate of AnalysisSep 03, 2026 B101773
C2309147C2309147Certificate of AnalysisSep 03, 2026 B101773
C2309146C2309146Certificate of AnalysisSep 03, 2026 B101773
E2622286E2622286Certificate of AnalysisMay 09, 2026 B101773
E2622285E2622285Certificate of AnalysisMay 09, 2026 B101773
E2622284E2622284Certificate of AnalysisMay 09, 2026 B101773
A2628302A2628302Certificate of AnalysisFeb 11, 2026 B101773
A2628301A2628301Certificate of AnalysisFeb 11, 2026 B101773
K2519333K2519333Certificate of AnalysisNov 26, 2025 B101773
K2519334K2519334Certificate of AnalysisNov 26, 2025 B101773
K2519332K2519332Certificate of AnalysisNov 26, 2025 B101773
K2519331K2519331Certificate of AnalysisNov 26, 2025 B101773
C2211295C2211295Certificate of AnalysisSep 04, 2025 B101773
C2211239C2211239Certificate of AnalysisSep 04, 2025 B101773
I2318136I2318136Certificate of AnalysisJun 09, 2025 B101773
I1924049I1924049Certificate of AnalysisMar 04, 2025 B101773
H2114037H2114037Certificate of AnalysisJan 22, 2025 B101773
L2425190L2425190Certificate of AnalysisDec 31, 2024 B101773
K2505007K2505007Certificate of AnalysisDec 26, 2024 B101773
L2419350L2419350Certificate of AnalysisDec 26, 2024 B101773
J2425204J2425204Certificate of AnalysisNov 06, 2024 B101773
G2429212G2429212Certificate of AnalysisAug 15, 2024 B101773
J1812110J1812110Certificate of AnalysisMar 13, 2024 B101773
C2211310C2211310Certificate of AnalysisDec 22, 2023 B101773
H2114039H2114039Certificate of AnalysisMay 12, 2023 B101773
C2211320C2211320Certificate of AnalysisFeb 12, 2022 B101773
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
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥97% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at room temperature under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 106-53-6, the molecular formula is BrC6H4SH, and the molecular weight is 189.07 g/mol. InChIKey FTBCOQFMQSTCQQ-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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