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2,5-Dimethylthiophene

2,5-Dimethylthiophene
2,5-Dimethylthiophene
CAS No.
638-02-8
Chemical Name:
2,5-Dimethylthiophene
Synonyms
2,5-Thioxene;2,5-DIMETHYTHIOPHENE;2,5-DIMETHYLTHIOPHENE;Thiophene, 2,5-dimethyl-;2 5-DIMETHYLTHIOPHENE 98+%;2,5-DIMETHYLTHIOPHENE, 98.5%;2,5-Dimethylthiophene, 98.50%;2,5-DiMethylthiophene, 98.5% 25ML
CBNumber:
CB6181350
Molecular Formula:
C6H8S
Formula Weight:
112.19
MOL File:
638-02-8.mol

2,5-Dimethylthiophene Properties

Melting point:
-63°C
Boiling point:
134 °C740 mm Hg(lit.)
Density 
0.985 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.512(lit.)
Flash point:
75 °F
storage temp. 
Flammables area
form 
Liquid
color 
Clear colorless to slightly yellow
Water Solubility 
Insoluble in water. Soluble in alcohol, ether and benzene.
BRN 
106450
CAS DataBase Reference
638-02-8(CAS DataBase Reference)
NIST Chemistry Reference
Thiophene, 2,5-dimethyl-(638-02-8)
EPA Substance Registry System
Thiophene, 2,5-dimethyl-(638-02-8)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,F,Xi
Risk Statements  10-37-20/22
Safety Statements  23-24/25-16-36-33-29-7/9-3/7/9
RIDADR  UN 1993 3/PG 3
WGK Germany  3
HazardClass  3
PackingGroup  II
HS Code  29349990
Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H226 Flammable liquid and vapour Flammable liquids Category 3 Warning
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P370+P378 In case of fire: Use … for extinction.
P403+P235 Store in a well-ventilated place. Keep cool.
P501 Dispose of contents/container to..…

2,5-Dimethylthiophene price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 74182 2,5-Dimethylthiophene analytical standard 638-02-8 1ml $56.2 2017-11-08 Buy
Sigma-Aldrich D188603 2,5-Dimethylthiophene 98.5% 638-02-8 25g $98.1 2017-11-08 Buy
TCI Chemical D1591 2,5-Dimethylthiophene >98.0%(GC) 638-02-8 5mL $31 2017-11-08 Buy
TCI Chemical D1591 2,5-Dimethylthiophene >98.0%(GC) 638-02-8 25mL $90 2017-11-08 Buy
Alfa Aesar A10869 2,5-Dimethylthiophene, 98+% 638-02-8 10g $32.2 2017-11-08 Buy

2,5-Dimethylthiophene Chemical Properties,Uses,Production

Chemical Properties

clear colorless to slightly yellow liquid

2,5-Dimethylthiophene Preparation Products And Raw materials

Raw materials

Preparation Products


2,5-Dimethylthiophene Suppliers

Global( 151)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Beijing FYF Chemicals Co., Ltd 010-57903446 13811204524
010-57903446 1460285141@qq.com China 1643 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96831 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40403 62
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30314 84
TCI (Shanghai) Development Co., Ltd. 800-988-0390
021-67121385 sales@tcishanghai.com.cn China 22833 81
Beijing dtftchem Technology Co., Ltd. 13651141086; 86(10)60275028、60275820
86 (10) 60270825 dtftchem@sina.com China 3437 62
BeiJing Hwrk Chemicals Limted 4006990298;010-57411839;0757-86311057;021-51691807
010-87653215;0757-86311057;021-55236763 sales@hwrkchemical.com China 15554 55
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 info@energy-chemical.com China 44197 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912
86-027-87531808 sales@chemwish.com China 35930 56
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18
0086-571-85864795 sales@capotchem.com China 18279 66

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