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2,3-Dimethylthiophene

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Origin: China

Cas No: 632-16-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 632-16-6 Formula: C6H8S Molecular Weight: 112.19300

Basic Info

Chemical Name	2,3-Dimethylthiophene
Synonyms	2,3-Dimethyl-thiophen; Thiophene, 2,3-dimethyl-; dimethylthiophene; Thiophene,2,3-dimethyl; 2.3-Dimethyl-thiophene;
CAS No.	632-16-6
Molecular Formula	C6H8S
Molecular Weight	112.19300
PSA	28.24000
LogP	2.36490

Properties

Appearance & Physical State	clear colorless to yellow liquid
Density	1.006 g/cm3
Boiling Point	144.6ºC at 760 mmHg
Melting Point	-49ºC
Flash Point	25.8ºC
Refractive Index	1.517-1.521
Storage Condition	Flammables area

Safety Info

Safety Statements	S16-S33-S36/37-S9
HS Code	2934999090
Risk Statements	R11; R20/21/22
Hazard Codes	F; Xn

Synthesis Route

2,4-Dimethylthiophene→2,3-Dimethylthiophene+3,4-Dimethylthiophene
3-Methylthiophene→2,3-Dimethylthiophene+2-Ethylthiophene
2,5-Dimethylthiophene→Thiophene(SIV)+2-Methylthiophene

Precursor

3-Methylthiophene
iodomethane
3-Methyl-2-thiophenecarboxaldehyde
thioacetic acid (Z)-S-(3-methylpent-2-en-4-ynyl) ester

Downstream Product

5-benzyl-2,3-dimethylthiophene
2,5-Dimethylthiophene
4,5-Dimethylthiophene-2-carboxylic acid
2-Ethylthiophene

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