4-ISO-PROPYL STYRENE

Also known as: 1-Isopropyl-4-vinylbenzene, 1-Vinyl-4-isopropylbenzene, 1-ethenyl-4-(propan-2-yl)benzene, 1-ethenyl-4-propan-2-yl-benzene, 1-ethenyl-4-propan-2-ylbenzene, 4-Isopropyl-styrol, 4-isopropyl-styrene, Isopropyl-4-vinylbenzene, benzene,1-ethenyl-4-(1-methylethyl)-, p-Isopropylstyrene, p-isopropylstyrene, p-vinylcumene, styrene,p-isopropyl-

4-ISO-PROPYL STYRENE (CAS 2055-40-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H14 and a molecular weight of 146.22900 g/mol. Key properties include a boiling point of 204.6ºC at 760mmHg, a density of 0.883g/cm3 and a flash point of 70.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2055-40-5
Jingsj CID: J-1601818-1
Molecular Formula: C₁₁H₁₄
Molecular Weight: 146.22900 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	204.6ºC at 760mmHg
Density	0.883g/cm3
Flash Point	70.1ºC
Exact Mass	146.11000
LogP	3.45300
Vapor Pressure	0.374mmHg at 25°C
Refractive Index	1.533

Customs & Trade Information

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-ISO-PROPYL STYRENE?

The CAS number of 4-ISO-PROPYL STYRENE is 2055-40-5.

What are the molecular formula and molecular weight of 4-ISO-PROPYL STYRENE?

4-ISO-PROPYL STYRENE has molecular formula C11H14 and molecular weight 146.22900 g/mol.

What are the upstream and downstream products of 4-ISO-PROPYL STYRENE?

For 4-ISO-PROPYL STYRENE, Upstream Products: Methyltriphenylphosphonium iodide, Cuminaldehyde, vinyl acetate; Downstream Products: 4'-Isopropylacetophenone, Cuminaldehyde, 2-(4-Isopropylphenyl)propanal.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4-ISO-PROPYL STYRENE (CAS 2055-40-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1601818-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.