(4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one

1,7-双(4-羟基苯基)-4-庚烯-3-酮

Also known as: Platyphyllenone, 973IBV8W7I, (4E)-1,7-bis(4-hydroxyphenyl)hept-4-en-3-one, 4-Hepten-3-one, 1,7-bis(4-hydroxyphenyl)-, (4E)-

(4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one (CAS 56973-65-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H20O3 and a molecular weight of 296.36 g/mol. It is also known as Platyphyllenone, 973IBV8W7I and (4E)-1,7-bis(4-hydroxyphenyl)hept-4-en-3-one. Key properties include a boiling point of 529.1±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 287.9±26.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 56973-65-0
Jingsj CID: J-1982383-4
Molecular Formula: C₁₉H₂₀O₃
Chinese Name: 1,7-双(4-羟基苯基)-4-庚烯-3-酮
Molecular Weight: 296.36 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	529.1±50.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	287.9±26.6 °C

GHS Safety & Compliance

Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of (4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one?

The CAS number of (4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one is 56973-65-0.

What are the molecular formula and molecular weight of (4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one?

(4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one has molecular formula C19H20O3 and molecular weight 296.36 g/mol.

Is (4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one hazardous?

(4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(4E)-1,7-Bis(4-hydroxyphenyl)-4-hepten-3-one (CAS 56973-65-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1982383-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.