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2-Phenylmalondialdehyde

Also known as: 2-Phenylmalonaldehyde, 2-PHENYLMALONDIALDEHYDE, 2-phenylpropanedial, Phenylpropane-1,3-dial, Propanedial, 2-phenyl-

2-Phenylmalondialdehyde (CAS 26591-66-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H8O2 and a molecular weight of 148.15900 g/mol. Key properties include a melting point of 92-95ºC, a boiling point of 228.2ºC at 760mmHg, a density of 1.104g/cm3 and a flash point of 82.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26591-66-2
Jingsj CID
J-1494909-8
Molecular Formula
C9H8O2
Molecular Weight
148.15900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point92-95ºC
Boiling Point228.2ºC at 760mmHg
Density1.104g/cm3
Flash Point82.8ºC
Exact Mass148.05200
PSA34.14000
LogP1.16800
Vapor Pressure0.0745mmHg at 25°C
Refractive Index1.52

Customs & Trade Information

HS Code2912299000
Summary2912299000. 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 2-Phenylmalondialdehyde?

The CAS number of 2-Phenylmalondialdehyde is 26591-66-2.

What are the molecular formula and molecular weight of 2-Phenylmalondialdehyde?

2-Phenylmalondialdehyde has molecular formula C9H8O2 and molecular weight 148.15900 g/mol.

What are the upstream and downstream products of 2-Phenylmalondialdehyde?

For 2-Phenylmalondialdehyde, Upstream Products: (Z)-3-(dimethylamino)-2-phenylprop-2-enal, 3-Hydroxy-2-phenylacrylonitrile; Downstream Products: 4-PHENYLISOXAZOLE, 2-Phenyl-1,3-propanediol, 4-Phenyl-1H-pyrazole.

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

Last updated:

How to cite: Jingsj. "2-Phenylmalondialdehyde (CAS 26591-66-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494909-8 (accessed 2026-11-09).

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