2-Bromo-3-methylthiophene

Modify Date: 2026-06-30 09:19:43

2-Bromo-3-methylthiophene Structure
2-Bromo-3-methylthiophene structure
Common Name 2-Bromo-3-methylthiophene
CAS Number 14282-76-9 Molecular Weight 177.062
Density 1.6±0.1 g/cm3 Boiling Point 177.3±20.0 °C at 760 mmHg
Molecular Formula C5H5BrS Melting Point N/A
MSDS Chinese USA Flash Point 68.3±0.0 °C
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-Bromo-3-methylthiophene
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.6±0.1 g/cm3
Boiling Point 177.3±20.0 °C at 760 mmHg
Molecular Formula C5H5BrS
Molecular Weight 177.062
Flash Point 68.3±0.0 °C
Exact Mass 175.929520
PSA 28.24000
LogP 3.21
Vapour Pressure 1.4±0.3 mmHg at 25°C
Index of Refraction 1.582
InChIKey YYJBWYBULYUKMR-UHFFFAOYSA-N
SMILES Cc1ccsc1Br
Storage condition Keep Cold

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H318
Precautionary Statements P280-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes T:Toxic;Xn:Harmful;
Risk Phrases R20/21/22;R25;R36/37/38;R41;R43
Safety Phrases S26-S36/37/39-S45
RIDADR UN 2810
WGK Germany 3
Packaging Group III
HS Code 2934999090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~95%

2-Bromo-3-methylthiophene Structure

2-Bromo-3-methy...

CAS#:14282-76-9

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Literature: Hoffmann, Kenneth J.; Carlsen, Per H. J. Synthetic Communications, 1999 , vol. 29, # 9 p. 1607 - 1610

~%

2-Bromo-3-methylthiophene Structure

2-Bromo-3-methy...

CAS#:14282-76-9

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Literature: EP308170 A1, ;

~%

2-Bromo-3-methylthiophene Structure

2-Bromo-3-methy...

CAS#:14282-76-9

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Literature: New Journal of Chemistry, , vol. 25, # 2 p. 318 - 321

~90%

2-Bromo-3-methylthiophene Structure

2-Bromo-3-methy...

CAS#:14282-76-9

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Literature: Canadian Journal of Chemistry, , vol. 91, # 8 p. 679 - 683

~%

2-Bromo-3-methylthiophene Structure

2-Bromo-3-methy...

CAS#:14282-76-9

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Literature: Journal of the American Chemical Society, , vol. 73, p. 4018 Journal of the American Chemical Society, , vol. 71, p. 1201,1203

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles3

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

The Effect of Benzoyl Peroxide on the Bromination of Methylthiophenes by N-Bromosuccinimide Dittmer K, et al.

J. Am. Chem. Soc. 71(4) , 1201-4, (1949)

Structural studies of poly (dimethyl-tetrathiophene, an intermediate between poly (thiophene) and poly (3-methylthiophene). Fell HJ, et al.

Synthetic Metals 55(1) , 420-25, (1993)

Regioregular poly (thiophene-3-alkanoic acid) s: water soluble conducting polymers suitable for chromatic chemosensing in solution and solid state. Ewbank PC, et al.

Tetrahedron 60(49) , 11269-275, (2004)

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-bromo-2-methylthiophene
2-bromo-3-methyl-thiophene
MFCD00059741
Thiophene,2-bromo-3-methyl
3-methyl-2-bromothiophene
2-Bromo-3-methylthiophene
EINECS 238-175-2
2-Brom-3-methyl-thiophen
2-bromo-3-methylthiophen

 2-Bromo-3-methylthiophene | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 2-Bromo-3-methylthiophene?
A: InChIKey of 2-Bromo-3-methylthiophene is YYJBWYBULYUKMR-UHFFFAOYSA-N.
Q: What English synonyms does 2-Bromo-3-methylthiophene have?
A: English synonyms of 2-Bromo-3-methylthiophene: 2-bromo-2-methylthiophene, 2-bromo-3-methyl-thiophene, MFCD00059741, Thiophene,2-bromo-3-methyl, 3-methyl-2-bromothiophene, 2-Bromo-3-methylthiophene, EINECS 238-175-2, 2-Brom-3-methyl-thiophen, 2-bromo-3-methylthiophen.
Q: What is the English name of 2-Bromo-3-methylthiophene?
A: The English name of 2-Bromo-3-methylthiophene is 2-Bromo-3-methylthiophene.
Q: What is the safety information for 2-Bromo-3-methylthiophene?
A: Safety information for 2-Bromo-3-methylthiophene: S26-S36/37/39-S45.
Q: What is the boiling point of 2-Bromo-3-methylthiophene?
A: Boiling point of 2-Bromo-3-methylthiophene is 177.3±20.0 °C at 760 mmHg.
Q: What is the polar surface area (PSA) of 2-Bromo-3-methylthiophene?
A: Polar surface area (PSA) of 2-Bromo-3-methylthiophene is 28.24000.
Q: What is the LogP of 2-Bromo-3-methylthiophene?
A: LogP of 2-Bromo-3-methylthiophene is 3.21.
Q: What is the CAS number of 2-Bromo-3-methylthiophene?
A: CAS number of 2-Bromo-3-methylthiophene is 14282-76-9.
Q: What are the storage conditions for 2-Bromo-3-methylthiophene?
A: Storage conditions for 2-Bromo-3-methylthiophene: Keep Cold.
Q: What are the upstream materials of 2-Bromo-3-methylthiophene?
A: Related upstream materials(CAS) of 2-Bromo-3-methylthiophene: 616-44-4;128-08-5;13191-36-1;56-23-5.

 2-Bromo-3-methylthiophenefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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