3-benzylpentane-2,4-dione

Also known as: 2,4-Pentanedione, 3-(phenylmethyl)-, 2,4-Pentanedione, 3-benzyl-, 3-benzyl-2,4-pentanedione, 3-benzylacetylacetone, 3-(phenylmethyl)pentane-2,4-dione, benzyl-2,4-pentanedione

3-benzylpentane-2,4-dione (CAS 1134-87-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H14O2 and a molecular weight of 190.23800 g/mol. Key properties include a boiling point of 285.3ºC at 760mmHg, a density of 1.04g/cm3 and a flash point of 106.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1134-87-8
Jingsj CID: J-884941-0
Molecular Formula: C₁₂H₁₄O₂
Molecular Weight: 190.23800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	285.3ºC at 760mmHg
Density	1.04g/cm3
Flash Point	106.2ºC
Exact Mass	190.09900
PSA	34.14000
LogP	2.02330
Vapor Pressure	0.00282mmHg at 25°C
Refractive Index	1.506

Customs & Trade Information

HS Code	2914399090
Summary	2914399090. other aromatic ketones 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 3-benzylpentane-2,4-dione?

The CAS number of 3-benzylpentane-2,4-dione is 1134-87-8.

What are the molecular formula and molecular weight of 3-benzylpentane-2,4-dione?

3-benzylpentane-2,4-dione has molecular formula C12H14O2 and molecular weight 190.23800 g/mol.

What are the upstream and downstream products of 3-benzylpentane-2,4-dione?

For 3-benzylpentane-2,4-dione, Upstream Products: 3-Benzylidene-2,4-pentanedione, 2,4-Pentanedione, Benzyl alcohol; Downstream Products: Propyl phenylacetate, 3-Benzylidene-2,4-pentanedione, alpha-Methylhydrocinnamic acid.

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. "3-benzylpentane-2,4-dione (CAS 1134-87-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-884941-0 (accessed 2026-11-09).

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