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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
2,3-Dimethylbutadiene;1,3-Butadiene, 2,3-dimethyl-;2,3-Dimethyl-1,3-butadiene - stab with BHT;Biisopropenyl;Diisopropenyl;-1,3-butadiene;CH2=C(CH3)C(CH3)=CH2;2,3-Dimethylenebutane;2,3-DiMethylerythrene;2,3-dimethyl-3-butadiene
CBNumber:
CB5770690
Molecular Formula:
C6H10
Molecular Weight:
82.14
MOL File:
513-81-5.mol
MSDS File:
SDS
Modify Date:
2024/3/29 18:52:01

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

Melting point ?76 °C (lit.)
Boiling point 68-69 °C (lit.)
Density 0.726 g/mL at 25 °C (lit.)
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
Dielectric constant 2.1000000000000001
CAS DataBase Reference 513-81-5(CAS DataBase Reference)
EPA Substance Registry System 1,3-Butadiene, 2,3-dimethyl- (513-81-5)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Danger
Hazard statements  H225
Precautionary statements  P210
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
NFPA 704
3
1 0

2,3-DIMETHYL-1,3-BUTADIENE price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 145491 2,3-Dimethyl-1,3-butadiene 98%, contains 100?ppm BHT as stabilizer 513-81-5 10G ₹8199.45 2022-06-14 Buy
Sigma-Aldrich(India) 145491 2,3-Dimethyl-1,3-butadiene 98%, contains 100?ppm BHT as stabilizer 513-81-5 50G ₹25872.45 2022-06-14 Buy
ALFA India ALF-L04207-18 2,3-Dimethyl-1,3-butadiene, 98%, stab. with 100ppm BHT 513-81-5 50g ₹19348 2022-05-26 Buy
ALFA India ALF-L04207-09 2,3-Dimethyl-1,3-butadiene, 98%, stab. with 100ppm BHT 513-81-5 10g ₹5162 2022-05-26 Buy
TCI Chemicals (India) D1148 2,3-Dimethyl-1,3-butadiene (stabilized with BHT) min. 98.0 % 513-81-5 10ML ₹5900 2022-05-26 Buy
Product number Packaging Price Buy
145491 10G ₹8199.45 Buy
145491 50G ₹25872.45 Buy
ALF-L04207-18 50g ₹19348 Buy
ALF-L04207-09 10g ₹5162 Buy
D1148 10ML ₹5900 Buy

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

Chemical Properties

Clear colorless liquid

Uses

2,3-Dimethyl-1,3-butadiene undergoes Diels Alder cycloaddition reaction and it also participates in polymerization reactions. It is also involved in manufacturing of synthetic rubber.

General Description

2,3-Dimethyl-1,3-butadiene (DMBD) is a conjugated diene. It undergoes Diels Alder cycloaddition reaction with 2-thio-3-chloroacrylamides under thermal, catalytic and microwave conditions. It undergoes thermal [4+2] cycloaddition reaction with 3-acetyl-, 3-carbamoyl and 3-ethoxycarbonylcoumarins under solvent free conditions. DMBD participates in polymerization reactions in the presence of iron dichloride complexes based catalysts.

Purification Methods

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

Global( 136)Suppliers
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TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
Alfa Aesar 1 800 209 7001 Maharashtra, India 6913 58 Inquiry
Henan Fengda Chemical Co., Ltd +86-371-86557731 +86-13613820652 China 20366 58 Inquiry
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ShanDong Look Chemical Co.,Ltd. +8617653113219 China 2739 58 Inquiry
Alfa Chemistry +1-5166625404 United States 21317 58 Inquiry
2,3-dimethyl-3-butadiene 2,3-Dimethylenebutane 2,3-Dimethylerythrene,Diiso-propenyl 2,3-DIMETHYL-BUTA-1,3-DIENE 2,3-DIMETHYL-1,3-BUTADIENE Biisopropenyl CH2=C(CH3)C(CH3)=CH2 Diisopropenyl 2,3-Dimethylbutadiene-1,3 2,3-DIMETHYL-1,3-BUTADIENE, MONOMER, STA B. 2,3-Dimethyl-1,3-butadiene, stabilized with BHT 2,3-DIMETHYL-1,3-BUTADIENE , STABILIZED WITH 100PPM BHT 2:3-dimethyl-1:3-bytaduebe 2,3-DIMETHYL-1,3-BUTADIENE 98% 2,3-Dimethyl-1,3-butadiene, 98%, stab. with 100ppm BHT 2,3-DiMethylerythrene β-γ-DiMethyl-Δ-α-γ-butadiene 2,3-DiMethyl-1,3-butadiene, stabilized with BHT 5GR 2,3-Dimethyl-1,3-butadiene 98%, contains 100 ppm BHT as stabilizer 2,3-DiMethyl-1,3-butadiene  2,3-DiMethyl-1,3-butadiene, 98%, stabilized with BHT 2,3-Dimethyl-1,3-butadiene (stabilized with BHT)> -1,3-butadiene 2,3-Dimethylbutadiene 2,3-Dimethyl-1,3-butadiene - stab with BHT 1,3-Butadiene, 2,3-dimethyl- 2-Pyridinamine,8-(methylsulfonyl)- 2,3-dimethylbuta-1,3-diene (stabilized with BHT) 513-81-5 513815 Building Blocks Analytical Chromatography Product Catalog Alkenes Alphabetic Acyclic Analytical Standards DID - DIN Organic Building Blocks Acyclic Alkenes Organic Building Blocks DID - DINChemical Class NeatsGasoline, Diesel,&Petroleum Substance classes Alpha Sort D DAlphabetic Hydrocarbons Olefins Volatiles/ Semivolatiles