5-Bromo-2-thiophenecarboxaldehyde - ≥97% , CAS No.4701-17-1

CAS: 4701-17-1 Cat. No.: B101864 Molecular Weight: 191.05 Beilstein Registry Number: 17(1)148 EC Number: 225-176-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
5-bromo-thiophene-2-carbaldehyde | 5-Bromothiophene-2-carbaldehyde | 5-Bromo-2-formylthiophene | 5-Bromothiophene-2-carboxaldehyde
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
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Price
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1g
B101864-1g
5
$9.90
5g
B101864-5g
2
$10.90
10g
B101864-10g
1
$11.90
25g
B101864-25g
1

$25.90

$38.90
Save $13.00 (33.42%)
100g
B101864-100g
1

$78.90

$118.90
Save $40.00 (33.64%)
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Why this grade

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

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Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

5-Bromo-2-thiophenecarboxaldehyde was used to prepare 5-[18F]fluoro-2-2-thiophene carboxaldehyde.

Specifications

Synonyms
5-bromo-thiophene-2-carbaldehyde | 5-Bromothiophene-2-carbaldehyde | 5-Bromo-2-formylthiophene | 5-Bromothiophene-2-carboxaldehyde
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504755287
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755287
Canonical SmilesC1=C(SC(=C1)Br)C=O
IUPAC Name5-bromothiophene-2-carbaldehyde
InChIKeyGFBVUFQNHLUCPX-UHFFFAOYSA-N
INCHI1S/C5H3BrOS/c6-5-2-1-4(3-7)8-5/h1-3H
Isomeric SMILES C1=C(SC(=C1)Br)C=O
WGK Germany 3
Molecular Weight 191.05
Beilstein 17(1)148
Reaxy-Rn 108404
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=108404&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassThiophenes
Subclass2,5-disubstituted thiophenes
Intermediate Tree Nodes Not available
Direct Parent2,5-disubstituted thiophenes
Alternative Parents Aryl-aldehydes  Aryl bromides  Heteroaromatic compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 2,5-disubstituted thiophene - Aryl-aldehyde - Aryl halide - Aryl bromide - Heteroaromatic compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organobromide - Organohalogen compound - Aldehyde - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions.
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.

25 results found

Lot NumberCertificate TypeDateItem
K2203182Certificate of AnalysisMay 09, 2026 B101864
D2409092Certificate of AnalysisJan 26, 2026 B101864
D2409094Certificate of AnalysisJan 26, 2026 B101864
D2409096Certificate of AnalysisJan 26, 2026 B101864
K2506231Certificate of AnalysisSep 06, 2025 B101864
K2506201Certificate of AnalysisSep 06, 2025 B101864
K2506175Certificate of AnalysisSep 06, 2025 B101864
E2523082Certificate of AnalysisNov 19, 2024 B101864
K2428323Certificate of AnalysisNov 19, 2024 B101864
K2428233Certificate of AnalysisNov 19, 2024 B101864
K2428231Certificate of AnalysisNov 19, 2024 B101864
K2428230Certificate of AnalysisNov 19, 2024 B101864
D2409093Certificate of AnalysisMar 27, 2024 B101864
J2424019Certificate of AnalysisMar 27, 2024 B101864
G2405060Certificate of AnalysisMar 27, 2024 B101864
D2409098Certificate of AnalysisMar 27, 2024 B101864
D2409097Certificate of AnalysisMar 27, 2024 B101864
D2409095Certificate of AnalysisMar 27, 2024 B101864
G2311187Certificate of AnalysisJul 18, 2023 B101864
G2311186Certificate of AnalysisJul 18, 2023 B101864
G2311184Certificate of AnalysisJul 18, 2023 B101864
G2311194Certificate of AnalysisJul 18, 2023 B101864
G2311179Certificate of AnalysisJul 18, 2023 B101864
K2020182Certificate of AnalysisSep 19, 2022 B101864
K2020180Certificate of AnalysisSep 19, 2022 B101864

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Chemical and Physical Properties
SensitivityHeat & Air sensitive.
Freezing Point(°C)15 °C
Refractive Index1.637
Flash Point(°F)210.2 °F
Flash Point(°C)99 ℃
Boil Point(°C)105-107°C/11mmHg
Melt Point(°C)15 °C
Molecular Weight191.050 g/mol
XLogP32.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass189.909 Da
Monoisotopic Mass189.909 Da
Topological Polar Surface Area45.300 Ų
Heavy Atom Count8
Formal Charge0
Complexity96.400
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. Zhuye Shang, Li Shu, Jianhua Liu, Qingtao Meng, Yue Wang, Jianguo Sun, Run Zhang, Zhiqiang Zhang.  (2022)  Triphenylamine-embedded copper(II) complex as a “turn-on” fluorescent probe for the detection of nitric oxide in living animals.  Analytical Methods,  14  (44): (4537-4544).  [PMID:36314283] [10.1039/D2AY01629J]
2. Lingfeng Xu, Jingyi Zhao, Fangzhi Xiong, Yanrong Huang, Yan Sui.  (2022)  Activatable molecular rotor based on bithiophene quinolinium toward viscosity detection in liquids.  Analytical Methods,  14  (22): (2204-2211).  [PMID:35612408] [10.1039/D2AY00539E]
3. Hongsen Wang, Yu Wang, Zhaohui Zheng, Fang Yang, Xiaobin Ding, Aiguo Wu.  (2022)  Reasonable design of NIR AIEgens for fluorescence imaging and effective photothermal/photodynamic cancer therapy.  Journal of Materials Chemistry B,  10  (9): (1418-1426).  [PMID:35142757] [10.1039/D1TB02610K]
4. Junjun Wang, Yize Zhang, Zhi-Peng Yu, Houshi Huang, Lei Chen, Xiaojiao Zhu, Jie Zhang, Lianke Wang, Jianhua Yu, Hongping Zhou.  (2021)  Diversified photo-energy conversion based on single-molecule FRET to realize enhanced phototheranostics.  Materials Chemistry Frontiers,  (23): (8229-8237).  [PMID:] [10.1039/D1QM01105G]
5. Jiapei Gu, Xiangqian Li, Guofu Zhou, Wanqiang Liu, Jinwei Gao, Qianming Wang.  (2019)  A novel self-calibrating strategy for real time monitoring of formaldehyde both in solution and solid phase.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:31881494] [10.1016/j.jhazmat.2019.121883]
Solution Calculators
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