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m,alpha-dimethylstyrene

CAS No.
1124-20-5
Chemical Name:
m,alpha-dimethylstyrene
Synonyms
Benzene, 1-methyl-3-(1-methylethenyl)-;m,α-dimethylstyrene;1-Methyl-3-(1-methylethenyl)benzene;m-Cymenene;3,α-Dimethylstyrene;ɑ,3-Dimethylstyrene;α,3-Dimethylstyrene;α,3-Dimethylstyrene;m-Isopropenyltoluene;^a,3-Dimethylstyrene
CBNumber:
CB5936128
Molecular Formula:
C10H12
Molecular Weight:
132.2
MDL Number:
MFCD08060972
MOL File:
1124-20-5.mol
MSDS File:
SDS
Last updated:2026-05-28 02:16:20

m,alpha-dimethylstyrene Properties

Melting point -59.27°C (estimate)
Boiling point 189.15°C (estimate)
Density 0.9010
refractive index 1.5310
storage temp. Store at Room Tem.
solubility Chloroform (Slightly), Methanol (Slightly)
form Oil
color Colourless
LogP 3.782 (est)
FDA UNII 3EY8GVM0DX

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Danger
Hazard statements  H226-H315-H319-H335
Precautionary statements  P280g-P305+P351+P338
HazardClass  3
NFPA 704
2
2 0

m,alpha-dimethylstyrene price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-I872825-50MG 1-Isopropenyl-3-methylbenzene 1124-20-5 50mg $72 2026-06-03 Buy
TRC TRC-I872825-250MG 1-Isopropenyl-3-methylbenzene 1124-20-5 250mg $167 2026-06-03 Buy
TRC TRC-I872825-1G 1-Isopropenyl-3-methylbenzene 1124-20-5 1g $542 2026-06-03 Buy
Activate Scientific AS86978 1-Methyl-3-(1-methylethenyl)benzene 97% 1124-20-5 1g $116 2026-06-04 Buy
Activate Scientific AS86978 1-Methyl-3-(1-methylethenyl)benzene 97% 1124-20-5 5g $347 2026-06-04 Buy
Product number Packaging Price Buy
TRC-I872825-50MG 50mg $72 Buy
TRC-I872825-250MG 250mg $167 Buy
TRC-I872825-1G 1g $542 Buy
AS86978 1g $116 Buy
AS86978 5g $347 Buy

m,alpha-dimethylstyrene Chemical Properties, Uses, Production

Uses

1-Isopropenyl-3-methylbenzene is an interemediate in synthesizing m-Cymene (C989765), a miscellaneous reagent used in organic synthesis for oxygenation of alkylbenzenes with methylacridinium ion via photoinduced electron transfer.

m,alpha-dimethylstyrene Preparation Products And Raw materials

Global Suppliers ( 45)
Supplier Tel Email Country ProdList Advantage
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
Amatek Scientific Co. Ltd. 0512-56316828 4008675858 sales@amateksci.com China 9848 55
Shanghai Xingui Biotechnology Co., Ltd. 15121041756 xingui2022@126.com China 9954 58
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
9ding chemical ( Shanghai) Limited 021-021-52271985 17721149837 sales@9dingchem.com China 19780 60
Aikon International Limited 025-58859352 13913916777 dt3@aikonchem.com China 15490 58
1-methyl-3-prop-1-en-2-ylbenzene 1-methyl-3-prop-1-en-2-yl-benzene 1-Methyl-3-(1-methylethenyl)benzene m,alpha-dimethylstyrene ɑ,3-Dimethylstyrene 3,α-Dimethylstyrene m-Isopropenyltoluene α,3-Dimethylstyrene ^a,3-Dimethylstyrene alpha,3-Dimethylstyrene m-Cymenene 1-Methyl-3-(prop-1-en-2-yl)benzene,98%(stabilized with TBC) α,3-Dimethylstyrene Benzene, 1-methyl-3-(1-methylethenyl)- m,α-dimethylstyrene 1-ISOPROPENYL-3-METHYLBENZENE 1124-20-5