ALPHA,P-DIMETHYLSTYRENE

Product Name: ALPHA,P-DIMETHYLSTYRENE
CAS No.: 1195-32-0
Chemical Name: ALPHA,P-DIMETHYLSTYRENE
Synonyms: Benzene, 1-methyl-4-(1-methylethenyl)-;p-cymenene;1-Methyl-4-(prop-1-en-2-yl)benzene;Dehydro-p-cymene;4-ISOPROPENYLTOLUENE;p-Mentha-1,3,5,8-tetraene;1-Isopropenyl-4-methylbenzene;FEMA 3144;DIHYDRO PARACYMENE;p,α-dimethylstyrene
CBNumber: CB7490163
Molecular Formula: C10H12
Formula Weight: 132.2
MOL File: 1195-32-0.mol

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ALPHA,P-DIMETHYLSTYRENE Property

Melting point:: −28 °C(lit.)
Boiling point:: 186-189 °C(lit.)
Density: 0.904 g/mL at 25 °C(lit.)
refractive index: n20/D 1.535(lit.)
FEMA: 3144 | P,ALPHA-DIMETHYLSTYRENE
Flash point:: 144 °F
storage temp.: 2-8°C
solubility: Chloroform (Slightly), Methanol (Slightly)
form: Oil
color: Colourless
Specific Gravity: 0.85
Odor: at 0.10 % in dipropylene glycol. phenolic spicy styrene clove guaiacol
Odor Type: phenolic
biological source: synthetic
Water Solubility: Insoluble in water, soluble in alcohol, miscible with oils.
JECFA Number: 1333
Stability:: Light Sensitive
Major Application: flavors and fragrances
Cosmetics Ingredients Functions: PERFUMING
InChI: 1S/C10H12/c1-8(2)10-6-4-9(3)5-7-10/h4-7H,1H2,2-3H3
InChIKey: MMSLOZQEMPDGPI-UHFFFAOYSA-N
SMILES: CC(=C)c1ccc(C)cc1
LogP: 3.71
CAS DataBase Reference: 1195-32-0(CAS DataBase Reference)
NIST Chemistry Reference: 4-CH3C6H4C(CH3)CH2(1195-32-0)
EPA Substance Registry System: p,.alpha.-Dimethylstyrene (1195-32-0)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36-37/39
WGK Germany: 2
TSCA: TSCA listed
HS Code: 29029090
Storage Class: 10 - Combustible liquids
Hazard Classifications: Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W314404
Product name: p,α-Dimethylstyrene
Purity: ≥98%, stabilized, FG
Packaging: 1 unit
Price: $51.87
Updated: 2025/07/31

Sigma-Aldrich

Product number: W314404
Product name: p,α-Dimethylstyrene
Purity: ≥98%, stabilized, FG
Packaging: 1 unit
Price: $51.87
Updated: 2025/07/31

Sigma-Aldrich

Product number: W314404
Product name: p,α-Dimethylstyrene
Purity: ≥98%, stabilized, FG
Packaging: 25g
Price: $169.1
Updated: 2025/07/31

Sigma-Aldrich

Product number: W314404
Product name: p,α-Dimethylstyrene
Purity: ≥98%, stabilized, FG
Packaging: 100g
Price: $441
Updated: 2025/07/31

Sigma-Aldrich

Product number: W314404
Product name: p,α-Dimethylstyrene
Purity: ≥98%, stabilized, FG
Packaging: 1kg
Price: $2170
Updated: 2025/07/31

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ALPHA,P-DIMETHYLSTYRENE Chemical Properties,Usage,Production

Chemical Properties

Clear colorless to light yellow liquid

Chemical Properties

p,α-Dimethyl styrene has a citrusy-lemon-like aroma.

Occurrence

Reported found in pepper, coffee, anise and parsley

Uses

α, p-dimethylstyrene has been suggested for use in perfume compositions, mainly as a component in certain artificial essential oils. In Lemon fragrances for industrial masking purposes it may introduce lift, power and freshness.

Preparation

By passing a stream of p-cymene and water vapors over activated aluminum oxide at 730°C.

Definition

ChEBI: P-Mentha-1,3,5,8-tetraene is a monocyclic hydrocarbon and a monoterpene.

Taste threshold values

Taste characteristics at 2.5 ppm: spicy, balsamic, musty, and eugenol/guiacol-like with a nutty nuance.

Synthesis Reference(s)

Journal of the American Chemical Society, 118, p. 3970, 1996 DOI: 10.1021/ja9600486
The Journal of Organic Chemistry, 44, p. 3157, 1979 DOI: 10.1021/jo01332a014
Synthetic Communications, 19, p. 3353, 1989 DOI: 10.1080/00397918908052740

General Description

p,α-Dimethylstyrene has been identified as one of the volatile flavor constituents in litchi, essential oils of distilled Mexican lime and parsley.

ALPHA,P-DIMETHYLSTYRENE Preparation Products And Raw materials

Raw materials

Preparation Products

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ALPHA,P-DIMETHYLSTYRENE Suppliers

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View Lastest Price from ALPHA,P-DIMETHYLSTYRENE manufacturers

Career Henan Chemica Co

Product: ALPHA,P-DIMETHYLSTYRENE 1195-32-0
Price: US $6.05/ASSAYS
Min. Order: 200g
Purity: 95.0%-99.0%
Supply Ability: 100kg
Release date: 2020-11-05

1195-32-0, ALPHA,P-DIMETHYLSTYRENERelated Search:

4-Benzoylbenzylamine hydrochloride TRIPROLIDINE HYDROCHLORIDE Triprolidine hydrochloride 1,4-DIISOPROPENYLBENZENE ALPHA,P-DIMETHYLSTYRENE Triprolidine 4,4'-BIS(2,5-DIMETHYLSTYRYL)BIPHENYL 2,5-DIMETHYLSTYRENE 2,4-DIMETHYLSTYRENE alpha,beta-Dimethylstyrene ALPHA,2-DIMETHYLSTYRENE ALPHA,2-DIMETHYLSTYRENE 2,5-DIMETHYLCINNAMIC ACID METHYLSTYRENE m-Xylene TRANS-BETA-METHYLSTYRENE 4-[1,1'-BIPHENYL]-4-YL-2-OXO-2,5-DIHYDRO-3-FURANCARBONITRILE 4,7-DIMETHYLCOUMARIN

2-(p-Methylphenyl)propene

alpha,4-Dimethylstyrene

Benzene, 1-methyl-4-(1-methylethenyl)-

benzene,1-methyl-4-(1-methylethenyl)-

Dehydro-p-cymene

p,α-dimethylstyrene

p-cymenene

p-Isopropenyl toluene

p-isopropenyltoluene

p-Methyl-alpha-methylstyrene

p-methyl-α-methylstyrene

Styrene, p,alpha-dimethyl-

styrene,p,α-dimethyl-

2-p-Tolylpropene

4-isopropenyl-1-methylbenzene

4-Methyl-alpha-methylstyrene

FEMA 3144

DEHYDRO PARA CYMENE

DIHYDRO PARACYMENE

ALPHA,P-DIMETHYLSTYRENE

4-ISOPROPENYLTOLUENE

1-methyl-4-(1-methylethenyl)-benzen

1-methyl-4-(1-methylethenyl)benzene

1-methyl-4-(1-methylethenyl)-Benzene

1-methyl-4alpha-methylstyrene

p-Mentha-1,3,5,8-tetraene

alpha-4-Dimethylstyrene stab. with 4-tert-butylcatechol

1-METHYL-4-ISOPROPENYLBENZENE

alpha,para-Dimethylstyrene

P-Methyl-alfa-methylstyrene

P ALPHA-DIMETHYLSTYRENE 98+%

α-p-dimethylstyrene,4-methyl-α-styrene,dehydro-p-cymene,4-(2-propenyl)-1-methylbenzene,1-isopropenyl-4-methylbenzene,1-methyl-4-(1-methylethenyl)-benzene

PARA-ALPHA-DIMETHYLSTYRENE

PARA-ISOPROPENYLTOLUENE

ISOPROPENYLTOLUOL **

p-alpha-Dimethylstyrol

P,ALPHA-DIMETHYLSTYRENE

P,A-DIMETHYLSTYRENE

4,alpha-Dimethylstyrene

4-Isopropenyltoluene (stabilized with TBC)

ALPHA,P-DIMETHYLSTYRENE, STABILIZED, 95%

4-(1-Methylethenyl)toluene

p-Mentha-1,3,5,8(9)-tetrene

alpha,p-Dimethylstyrene,95%,stabilized

^a,4-DiMethylstyrene, stab. with 4-tert-butylcatechol

1-Methyl-4-(prop-1-en-2-yl)benzene

1-Isopropenyl-4-methylbenzene 4,alpha-Dimethylstyrene

alpha,4-Dimethylstyrene, stabilized with 4-tert-butylcatechol

1-Isopropenyl-4-methylbenzene

1-isopropenyl-4-methyl-benzene

4-Isopropenyltoluene(stabilizedwithTBC)&gt

P-DIMETHYLSTYRENEALPHA

1195-32-0 ALPHA,P-DIMETHYLSTYRENE C10H12

Isopropenyl-4-methylbenzene

4-Isopropenyltoluene, stabilized with TBC, ≥ 95.0%

p,α-Dimethylstyrene

1195-32-0

Alphabetical Listings