4-Isobutylbenzaldehyde

Also known as: 4-(2-Methylpropyl)benzaldehyde, p-Isobutylbenzaldehyde, Benzaldehyde, 4-(2-methylpropyl)-, MFCD00075760

4-Isobutylbenzaldehyde (CAS 40150-98-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H14O and a molecular weight of 162.22800 g/mol. Key properties include a boiling point of 251.1ºC at 760mmHg, a density of 0.969g/cm3 and a flash point of 100.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40150-98-9
Jingsj CID: J-10822-5
Molecular Formula: C₁₁H₁₄O
Molecular Weight: 162.22800 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	251.1ºC at 760mmHg
Density	0.969g/cm3
Flash Point	100.8ºC
Exact Mass	162.10400
PSA	17.07000
LogP	2.69760
Refractive Index	1.531

Customs & Trade Information

HS Code	2912299000
Summary	2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Isobutylbenzaldehyde?

The CAS number of 4-Isobutylbenzaldehyde is 40150-98-9.

What are the molecular formula and molecular weight of 4-Isobutylbenzaldehyde?

4-Isobutylbenzaldehyde has molecular formula C11H14O and molecular weight 162.22800 g/mol.

What are the upstream and downstream products of 4-Isobutylbenzaldehyde?

For 4-Isobutylbenzaldehyde, Upstream Products: Isobutylbenzene, 4-(2-methylpropyl)benzenemethanol, 4-Isobutylbenzoic acid; Downstream Products: (S)-(+)-Ibuprofen, 4-Isobutylcinnamic acid, 2-(4-Isobutylphenyl)propanenitrile.

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-Isobutylbenzaldehyde (CAS 40150-98-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10822-5 (accessed 2026-11-09).

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