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1-(3,4-Dihydroxyphenyl)ethanone

Also known as: 3,4-Dihydroxyacetophenone, 3',4'-Dihydroxyacetophenone, 4-Acetylpyrocatechol, 4-Acetocatechol, Acetopyrocatechol, acetophenone-3',4'-dihydroxy, Qingxintong, MFCD00016439, 1-(3,4-dihydroxyphenyl)ethanone, 1-(3,4-dihydroxyphenyl)-ethanon, Norepinephrine Impurity 25

1-(3,4-Dihydroxyphenyl)ethanone (CAS 1197-09-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H8O3 and a molecular weight of 152.147 g/mol. Key properties include a melting point of 117 °C, a boiling point of 372.4±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 193.2±20.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1197-09-7
Jingsj CID
J-33625-4
Molecular Formula
C8H8O3
Molecular Weight
152.147 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point117 °C
Boiling Point372.4±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point193.2±20.2 °C
Exact Mass152.047348
PSA57.53000
LogP1.28
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.595

Activity & Biological Data

TargetIC50: 10 μM (Tyrosinase)[1].
Additional Information[1]. You Jung Kim, et al. Antimelanogenic Activity of 3,4-dihydroxyacetophenone: Inhibition of Tyrosinase and MITF. Biosci Biotechnol Biochem. 2006 Feb;70(2):532-4. [2]. Xiao Ruan, et al. Autotoxicity and Allelopathy of 3,4-dihydroxyacetophenone Isolated From Picea Schrenkiana Needles. Molecules. 2011 Oct 24;16(10):8874-93.

Customs & Trade Information

HS Code2914501900
Summary2914501900 other ketone-phenols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-(3,4-Dihydroxyphenyl)ethanone?

The CAS number of 1-(3,4-Dihydroxyphenyl)ethanone is 1197-09-7.

What are the molecular formula and molecular weight of 1-(3,4-Dihydroxyphenyl)ethanone?

1-(3,4-Dihydroxyphenyl)ethanone has molecular formula C8H8O3 and molecular weight 152.147 g/mol.

What are the upstream and downstream products of 1-(3,4-Dihydroxyphenyl)ethanone?

For 1-(3,4-Dihydroxyphenyl)ethanone, Upstream Products: 2-Chloro-3',4'-dihydroxyacetophenone, Catechol, Acetyl chloride; Downstream Products: 2-Bromo-1-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)ethan-1-one, 4'-Carboxybenzo-15-crown-5, 1-(3,4-Dimethoxyphenyl)ethanol.

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

Last updated:

How to cite: Jingsj. "1-(3,4-Dihydroxyphenyl)ethanone (CAS 1197-09-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33625-4 (accessed 2026-11-09).

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