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2,3-DIMETHYL-1,3-BUTADIENE

2,3-DIMETHYL-1,3-BUTADIENE
2,3-DIMETHYL-1,3-BUTADIENE structure
CAS No.
513-81-5
Chemical Name:
2,3-DIMETHYL-1,3-BUTADIENE
Synonyms
Biisopropenyl;Diisopropenyl;CH2=C(CH3)C(CH3)=CH2;2,3-Dimethylenebutane;2,3-Dimethylbutadiene;2,3-DiMethylerythrene;2,3-dimethyl-3-butadiene;2,3-Dimethylbutadiene-1,3;2,3-DIMETHYL-1,3-BUTADIENE;2:3-dimethyl-1:3-bytaduebe
CBNumber:
CB5770690
Molecular Formula:
C6H10
Formula Weight:
82.14
MOL File:
513-81-5.mol

2,3-DIMETHYL-1,3-BUTADIENE Properties

Melting point:
−76 °C(lit.)
Boiling point:
68-69 °C(lit.)
Density 
0.727 g/mL at 20 °C
vapor pressure 
269 mm Hg ( 37.7 °C)
refractive index 
n20/D 1.438(lit.)
Flash point:
−8 °F
storage temp. 
2-8°C
form 
Liquid
color 
Clear colorless
Water Solubility 
Miscible with chloroform. Immiscible with water.
Merck 
14,3238
BRN 
605285
CAS DataBase Reference
513-81-5(CAS DataBase Reference)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  F
Risk Statements  11
Safety Statements  16-23
RIDADR  UN 3295 3/PG 2
WGK Germany  3
9
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29012900
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P405 Store locked up.

2,3-DIMETHYL-1,3-BUTADIENE price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 145491 2,3-Dimethyl-1,3-butadiene 98%, contains 100 ppm BHT as stabilizer 513-81-5 10g $65 2018-11-13 Buy
Sigma-Aldrich 145491 2,3-Dimethyl-1,3-butadiene 98%, contains 100 ppm BHT as stabilizer 513-81-5 50g $244 2018-11-13 Buy
TCI Chemical D1148 2,3-Dimethyl-1,3-butadiene (stabilized with BHT) >98.0%(GC) 513-81-5 10mL $48 2018-11-22 Buy
TCI Chemical D1148 2,3-Dimethyl-1,3-butadiene (stabilized with BHT) >98.0%(GC) 513-81-5 25mL $96 2018-11-22 Buy
Alfa Aesar L04207 2,3-Dimethyl-1,3-butadiene, 98%, stab. with 100ppm BHT 513-81-5 50g $170 2018-11-13 Buy

2,3-DIMETHYL-1,3-BUTADIENE Chemical Properties,Uses,Production

Chemical Properties

Clear colorless liquid

Purification Methods

Distil it from NaBH4, and purify it by zone melting. [Beilstein 1 IV 1023.]

2,3-DIMETHYL-1,3-BUTADIENE Preparation Products And Raw materials

Raw materials

Preparation Products


2,3-DIMETHYL-1,3-BUTADIENE Suppliers

Global( 65)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Mainchem Co., Ltd.
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J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
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Alfa Aesar 400-610-6006; 021-67582000
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TCI (Shanghai) Development Co., Ltd. 021-67121386 / 800-988-0390
021-67121385 Sales-CN@TCIchemicals.com China 24560 81
Energy Chemical 021-58432009 / 400-005-6266
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Jia Xing Isenchem Co.,Ltd 0573-85280080,18627885956
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Shanghai Longsheng chemical Co.,Ltd. 021-58099637,58099652,58099650,58099609 To 8009,8068; 13585536065,QQ:975986869
0086-21-33191781 sales@shlschem.com; bin.wu@shlschem.com;xianjun.hong@shlschem.com China 9824 59
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202,021-54308259
+86-21-54291107 info@hanhonggroup.com China 43266 64

2,3-DIMETHYL-1,3-BUTADIENE Spectrum


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