Dihydromyricetin

二氢杨梅素

Also known as: Ampelopsin, (+)-Dihydromyricetin, (+)-Ampelopsin, Ampeloptin, DHM, 3,3',4',5,5',7-Hexahydroxy-2,3-dihydroflavanonol, (2R,3R)-3,5,7-Trihydroxy-2-(3,4,5-trihydroxyphenyl)-2,3-dihydrochromen-4-one

Dihydromyricetin (CAS 27200-12-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H12O8 and a molecular weight of 320.251 g/mol. It is also known as Ampelopsin, (+)-Dihydromyricetin and (+)-Ampelopsin. Key properties include a melting point of 248 °C, a boiling point of 780.7±60.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 296.7±26.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 27200-12-0
Jingsj CID: J-1972722-0
Molecular Formula: C₁₅H₁₂O₈
Chinese Name: 二氢杨梅素
Molecular Weight: 320.251 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	248 °C
Boiling Point	780.7±60.0 °C at 760 mmHg
Density	1.8±0.1 g/cm3
Flash Point	296.7±26.4 °C
Exact Mass	320.053223
PSA	147.68000
LogP	1.23
Appearance	white to beige
Vapor Pressure	0.0±2.8 mmHg at 25°C
Refractive Index	1.798
Storage Conditions	?20°C
Additional Property	DMSO: ≥5mg/mL (warmed)

Activity & Biological Data

Target	Dihydropyrimidinase:48 μM (IC50) mTORC1 mTORC2 Autophagy
Additional Information	[1]. Huang CY. Inhibition of a Putative Dihydropyrimidinase from Pseudomonas aeruginosa PAO1 by Flavonoids and Substrates of Cyclic Amidohydrolases. PLoS One. 2015 May 19;10(5):e0127634. [2]. Kou X, et al. Ampelopsin attenuates brain aging of D-gal-induced rats through miR-34a-mediated SIRT1/mTORsignal pathway. Oncotarget. 2016 Nov 15;7(46):74484-74495. [3]. Chang H, et al. Ampelopsin suppresses breast carcinogenesis by inhibiting the mTOR signalling pathway. Carcinogenesis. 2014 Aug;35(8):1847-54.

Target

Dihydropyrimidinase:48 μM (IC50) mTORC1 mTORC2 Autophagy

Additional Information

[1]. Huang CY. Inhibition of a Putative Dihydropyrimidinase from Pseudomonas aeruginosa PAO1 by Flavonoids and Substrates of Cyclic Amidohydrolases. PLoS One. 2015 May 19;10(5):e0127634. [2]. Kou X, et al. Ampelopsin attenuates brain aging of D-gal-induced rats through miR-34a-mediated SIRT1/mTORsignal pathway. Oncotarget. 2016 Nov 15;7(46):74484-74495. [3]. Chang H, et al. Ampelopsin suppresses breast carcinogenesis by inhibiting the mTOR signalling pathway. Carcinogenesis. 2014 Aug;35(8):1847-54.

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Dihydromyricetin?

The CAS number of Dihydromyricetin is 27200-12-0.

What are the molecular formula and molecular weight of Dihydromyricetin?

Dihydromyricetin has molecular formula C15H12O8 and molecular weight 320.251 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Dihydromyricetin (CAS 27200-12-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972722-0 (accessed 2026-10-28).

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