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2,5-Dimethylthiophene

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Origin: China

Cas No: 638-02-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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Products Specification
Product Description

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CAS No.: 638-02-8 Formula: C6H8S Molecular Weight: 112.19300

Basic Info

Chemical Name	2,5-Dimethylthiophene
Synonyms	Thiophene, 2,5-dimethyl-; Thiophene,2,5-dimethyl; 3,5-methylthiophene; 2,5-SC4H2Me2; Thiophene,5-dimethyl; 2,5-dimethyl-thiophene; 2,5-Dimethylthiophen; 2,4-DINITROBENZENESULFONYL CHLORIDE;
CAS No.	638-02-8
Molecular Formula	C6H8S
Molecular Weight	112.19300
PSA	28.24000
LogP	2.36490

Properties

Appearance & Physical State	clear colorless to slightly yellow liquid
Density	0.985
Boiling Point	134-136ºC
Melting Point	-63ºC
Flash Point	23ºC
Refractive Index	n20/D 1.512(lit.)
Stability	Stable under normal temperatures and pressures.
Storage Condition	Flammables area

Safety Info

Hazard Class	3
Safety Statements	S16
HS Code	29349990
Packing Group	II
WGK Germany	3
RIDADR	UN 1993 3
Risk Statements	R10
Hazard Codes	Xn
Hazard Declaration	H226
Symbol	GHS02
Signal Word	Warning

Synthesis Route

octane→2-Methylthiophene+2-Ethylthiophene
heptane→Thiophene(SIV)+2-Methylthiophene
aldehydo-D-glucose+Glutathione→thiazole+2-Thiophenethiol

Precursor

2,5-hexanedione
Bipropenyl
2,5-Dimethylfuran
5-Methylthiophene-2-carboxaldehyde

Downstream Product

3,3'-methylenebis-(2,5-dimethyl-4-chloromethylthiophen)
2-chloro-1-(2,5-dimethylthiophen-3-yl)ethanone
3-Chloromethyl-2,5-dimethyl-thiophene
3,4-BIS(CHLOROMETHYL)-2,5-DIMETHYLTHIOPHENE

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