7,8-Dihydroxyflavone

Also known as: 7,8-Dihydroxy-2-phenyl-4H-chromen-4-one, 7,8-DHF, 7,8-Dihydroxy-2-phenyl-4H-1-benzopyran-4-one, 7,8-dihydroxy-2-phenyl-4-benzopyrone, 7,8-dihydroxy-2-phenylchromen-4-one

7,8-Dihydroxyflavone (CAS 38183-03-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H10O4 and a molecular weight of 254.24 g/mol. Key properties include a melting point of 243-246°C, a boiling point of 494.4±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 193.5±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 38183-03-8
Jingsj CID: J-1991460-4
Molecular Formula: C₁₅H₁₀O₄
Molecular Weight: 254.24 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	243-246°C
Boiling Point	494.4±45.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	193.5±22.2 °C
Exact Mass	254.057907
PSA	70.67000
LogP	2.51
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.699

Activity & Biological Data

Target	TrkB[1]
Additional Information	[1]. Zhang Z, et al. 7,8-dihydroxyflavone prevents synaptic loss and memory deficits in a mouse model of Alzheimer's disease. Neuropsychopharmacology. 2014 Feb;39(3):638-50.

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 7,8-Dihydroxyflavone?

The CAS number of 7,8-Dihydroxyflavone is 38183-03-8.

What are the molecular formula and molecular weight of 7,8-Dihydroxyflavone?

7,8-Dihydroxyflavone has molecular formula C15H10O4 and molecular weight 254.24 g/mol.

What are the upstream and downstream products of 7,8-Dihydroxyflavone?

For 7,8-Dihydroxyflavone, Upstream Products: 7-Hydroxyflavone, 2',3',4'-Trihydroxyacetophenone, Benzoyl chloride; Downstream Products: 7,8-Dimethoxyflavone.

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. "7,8-Dihydroxyflavone (CAS 38183-03-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991460-4 (accessed 2026-11-09).

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