5-Chloro-3-methyl-1-benzothiophene

Modify Date: 2025-08-25 20:23:30

5-Chloro-3-methyl-1-benzothiophene Structure
5-Chloro-3-methyl-1-benzothiophene structure
Common Name 5-Chloro-3-methyl-1-benzothiophene
CAS Number 19404-18-3 Molecular Weight 182.670
Density 1.3±0.1 g/cm3 Boiling Point 280.5±20.0 °C at 760 mmHg
Molecular Formula C9H7ClS Melting Point 33 °C
MSDS USA Flash Point 163.1±8.5 °C

 Names

Name 5-chloro-3-methyl-1-benzothiophene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 280.5±20.0 °C at 760 mmHg
Melting Point 33 °C
Molecular Formula C9H7ClS
Molecular Weight 182.670
Flash Point 163.1±8.5 °C
Exact Mass 181.995697
PSA 28.24000
LogP 5.43
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.661

 Safety Information

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
HS Code 2934999090

 Synthetic Route

~%

5-Chloro-3-methyl-1-benzothiophene Structure

5-Chloro-3-meth...

CAS#:19404-18-3

Literature: Journal of Medicinal Chemistry, , vol. 28, # 12 p. 1886 - 1896

~36%

5-Chloro-3-methyl-1-benzothiophene Structure

5-Chloro-3-meth...

CAS#:19404-18-3

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 677 - 685

~%

5-Chloro-3-methyl-1-benzothiophene Structure

5-Chloro-3-meth...

CAS#:19404-18-3

Literature: Bioorganic and medicinal chemistry, , vol. 12, # 9 p. 2251 - 2273

~37%

5-Chloro-3-methyl-1-benzothiophene Structure

5-Chloro-3-meth...

CAS#:19404-18-3

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 677 - 685

~%

5-Chloro-3-methyl-1-benzothiophene Structure

5-Chloro-3-meth...

CAS#:19404-18-3

Literature: Magnetic Resonance in Chemistry, , vol. 23, # 10 p. 814 - 821

 Customs

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

 Synonyms

5-chloro-3-methyl benzothiophene
5-chloro-3-methyl benzo[b]thiophene
5-Chloro-3-Methylbenzo[b]thiophene
MFCD00052506
Benzo[b]thiophene, 5-chloro-3-methyl-
3-methyl-5-chloro-benzo<b>thiophene
5-Chloro-3-methyl-1-benzothiophene
5-chloro-3-methylthianaphthene
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