2,4-Diacetylphloroglucinol

Also known as: 1-(3-acetyl-2,4,6-trihydroxyphenyl)ethan-1-one, 1,1'-(2,4,6-trihydroxy-1,3-phenylene)bis(ethan-1-one), 1,3-diacetyl-2,4,6-trihydroxybenzene, diacetylphloroglucinol, K2, K-2, 2,4-diacetyl-1,3,5-benzenetriol, 1,1'-(2,4,6-trihydroxy-1,3-phenylene)diethanone

2,4-Diacetylphloroglucinol (CAS 2161-86-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H10O5 and a molecular weight of 210.18300 g/mol. Key properties include a melting point of 164ºC, a boiling point of 374.7ºC at 760mmHg, a density of 1.422g/cm3 and a flash point of 194.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2161-86-6
Jingsj CID: J-1983280-1
Molecular Formula: C₁₀H₁₀O₅
Molecular Weight: 210.18300 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	164ºC
Boiling Point	374.7ºC at 760mmHg
Density	1.422g/cm3
Flash Point	194.6ºC
Exact Mass	210.05300
PSA	94.83000
LogP	1.20860
Vapor Pressure	3.81E-06mmHg at 25°C
Refractive Index	1.62
Storage Conditions	-20°C Freezer

Activity & Biological Data

Additional Information	[1]. Susan L F Meyer, et al. Toxicity of 2,4-diacetylphloroglucinol (DAPG) to plant-parasitic and bacterial-feeding nematodes. J Nematol. 2009 Dec;41(4):274-80.

Customs & Trade Information

HS Code	2914400090
Summary	2914400090 other ketone-alcohols and ketone-aldehydes。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 2,4-Diacetylphloroglucinol?

The CAS number of 2,4-Diacetylphloroglucinol is 2161-86-6.

What are the molecular formula and molecular weight of 2,4-Diacetylphloroglucinol?

2,4-Diacetylphloroglucinol has molecular formula C10H10O5 and molecular weight 210.18300 g/mol.

What are the upstream and downstream products of 2,4-Diacetylphloroglucinol?

For 2,4-Diacetylphloroglucinol, Upstream Products: Phloroglucinol, Acetyl chloride, acetic acid; Downstream Products: 2,4,6-Trihydroxyacetophenone, acetic acid, 1-(3-ACETYL-2,4-DIHYDROXY-6-METHOXYPHENYL)ETHAN-1-ONE.

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. "2,4-Diacetylphloroglucinol (CAS 2161-86-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1983280-1 (accessed 2026-11-07).

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