Taxifolin

Modify Date: 2026-07-01 12:26:11

Taxifolin Structure
Taxifolin structure
Common Name Taxifolin
CAS Number 480-18-2 Molecular Weight 304.252
Density 1.7±0.1 g/cm3 Boiling Point 687.6±55.0 °C at 760 mmHg
Molecular Formula C15H12O7 Melting Point 230-233°C (dec.)
MSDS USA Flash Point 264.2±25.0 °C

 Use of Taxifolin


Taxifolin exhibits important anti-tyrosinase activity. Taxifolin exhibits significant inhibitory activity against collagenase with an IC50 value of 193.3 μM.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (+)-taxifolin
Synonym More Synonyms

 Taxifolin Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Taxifolin exhibits important anti-tyrosinase activity. Taxifolin exhibits significant inhibitory activity against collagenase with an IC50 value of 193.3 μM.
Related Catalog
Target

IC50: 193.3 μM (Collagenase)[1] Tyrosinase[1]

In Vitro This is confirmed by the investigation of pure Taxifolin and (+)-Catechin against collagenase activity. Taxifolin exhibits significant inhibitory activity with an IC50 value of 193.3 μM while (+)-Catechin is not active[1]. Taxifolin is a ubiquitous bioactive constituent of foods and herbs. Taxifolin (dihydroquercetin) is a bioactive flavanonol commonly found in grapes, citrus fruits, onions, green tea, olive oil, wine, and many other foods, as well as several herbs (such as milk thistle, French maritime bark, Douglas fir bark, and Smilacis Glabrae Rhizoma)[2].
In Vivo Taxifolin may be easily metabolized and that its metabolites are the prevalent form in vivo, although limited information is available on metabolism of Taxifolin in vivo[2].
Animal Admin Rats[2] Twelve male Sprague-Dawley rats (weighing 180-220 g) are used. The rats are randomly divided into two groups (six rats per group), a drug group and a blank group. Taxifolin is suspended in 0.5% CMC-Na solution and orally administered to the drug group at a dose of 200 mg/kg body weight, while blank group rats are orally administered 0.5% CMC-Na solution at the same volume. All rats are dosed once a day (at 9:00 a.m.) for 3 days.
References

[1]. Angelis A, et al. Bio-Guided Isolation of Methanol-Soluble Metabolites of Common Spruce (Picea abies) Bark by-Products and Investigation of Their Dermo-Cosmetic Properties. Molecules. 2016 Nov 21;21(11). pii: E1586.

[2]. Yang P, et al. Detection of 191 Taxifolin Metabolites and Their Distribution in Rats Using HPLC-ESI-IT-TOF-MS(n). Molecules. 2016 Sep 13;21(9). pii: E1209.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.7±0.1 g/cm3
Boiling Point 687.6±55.0 °C at 760 mmHg
Melting Point 230-233°C (dec.)
Molecular Formula C15H12O7
Molecular Weight 304.252
Flash Point 264.2±25.0 °C
Exact Mass 304.058289
PSA 127.45000
LogP 1.82
Vapour Pressure 0.0±2.3 mmHg at 25°C
Index of Refraction 1.763
InChIKey CXQWRCVTCMQVQX-LSDHHAIUSA-N
SMILES O=C1c2c(O)cc(O)cc2OC(c2ccc(O)c(O)c2)C1O
Storage condition -20?C Freezer

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LK6920000
CHEMICAL NAME :
Flavanone, 3,3',4',5,7-pentahydroxy-
CAS REGISTRY NUMBER :
480-18-2
BEILSTEIN REFERENCE NO. :
0093548
LAST UPDATED :
199701
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C15-H12-O7
MOLECULAR WEIGHT :
304.27

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1200 mg/kg
TOXIC EFFECTS :
Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
985 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Fibroblast
DOSE/DURATION :
1 gm/L/48H
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 48,337,1977

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Risk Phrases R22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS LK6920000
HS Code 2932999099

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Articles36

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Combined experimental and in silico approaches for exploring antiperoxidative potential of structurally diverse classes of antioxidants on docetaxel-induced lipid peroxidation using 4-HNE as the model marker.

Bioorg. Chem. 56 , 1-7, (2014)

The objective of the present work was tantamount to explain the antiperoxidative potential and structural requirements of twenty-eight structurally diverse classes of antioxidants on docetaxel-induced...

In vitro effects of myricetin, morin, apigenin, (+)-taxifolin, (+)-catechin, (-)-epicatechin, naringenin and naringin on cytochrome b5 reduction by purified NADH-cytochrome b5 reductase.

Toxicology 308 , 34-40, (2013)

The microsomal NADH-dependent electron transport system consisting of cytochrome b5 reductase and cytochrome b5 participates in a number of physiologically important processes including lipid metaboli...

Chemical profiling and quantification of Gua-Lou-Gui-Zhi decoction by high performance liquid chromatography/quadrupole-time-of-flight mass spectrometry and ultra-performance liquid chromatography/triple quadrupole mass spectrometry.

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 986-987 , 69-84, (2015)

Gua-Lou-Gui-Zhi decoction (GLGZD) is a classical formula of traditional Chinese medicine, which has been commonly used to treat dysfunction after stroke, epilepsy and spinal cord injury. In this study...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

EINECS 207-543-4
Dihydroquercetin
(3R)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydro-4H-chromen-4-one
(2R,3R)-3,3',4',5,7-Pentahydroxyflavanone
Distylin
(+)-Taxifolin
(2S,3S)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydro-4H-chromen-4-one
Taxifolin
MFCD00006845
(-)-taxifolin
Taxifoliol
(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydro-4H-chromen-4-one

 Taxifolin | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of (+)-taxifolin?
A: Related downstream products(CAS) of (+)-taxifolin: 480-18-2;855-97-0;117-39-5;552-58-9;23567-23-9;12798-57-1;29106-51-2;29080-58-8.
Q: What is the InChIKey of (+)-taxifolin?
A: InChIKey of (+)-taxifolin is CXQWRCVTCMQVQX-LSDHHAIUSA-N.
Q: What is the safety information for (+)-taxifolin?
A: Safety information for (+)-taxifolin: S22-S24/25.
Q: What are the upstream materials of (+)-taxifolin?
A: Related upstream materials(CAS) of (+)-taxifolin: 1298135-47-3;574749-31-8;36804-13-4;29838-67-3;154-23-4;85443-49-8;574749-29-4;40672-47-7.
Q: What are the uses of (+)-taxifolin?
A: Main uses of (+)-taxifolin: Taxifolin exhibits important anti-tyrosinase activity. Taxifolin exhibits significant inhibitory activity against collagenase with an IC50 value of 193.3 μM.
Q: What are the storage conditions for (+)-taxifolin?
A: Storage conditions for (+)-taxifolin: -20?C Freezer.
Q: What is the molecular formula of (+)-taxifolin?
A: Molecular formula of (+)-taxifolin is C15H12O7.
Q: What is the boiling point of (+)-taxifolin?
A: Boiling point of (+)-taxifolin is 687.6±55.0 °C at 760 mmHg.
Q: What is the SMILES notation of (+)-taxifolin?
A: SMILES notation of (+)-taxifolin is O=C1c2c(O)cc(O)cc2OC(c2ccc(O)c(O)c2)C1O.
Q: What is the polar surface area (PSA) of (+)-taxifolin?
A: Polar surface area (PSA) of (+)-taxifolin is 127.45000.

 Taxifolinfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
BioBioPha
Dayang Chem (Hangzhou) Co., Ltd.
naturewill
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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