quercetin

4H-1-benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-

CAS: 117-39-5 C15 H10 O7 MW: 302.23910000

Identification

Namequercetin
IUPAC2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
CAS Number117-39-5
EINECS204-187-1
FDA UNII9IKM0I5T1E
Molecular FormulaC15 H10 O7
Molecular Weight302.23910000
MDL NumberMFCD00006828
Nikkaji NumberJ2.907F
Beilstein0317313
XlogP31.50 (est)

Regulatory

FDA/DG SANTE Petitions, Reviews, NoticesGRN 341 P17

Physical Properties

Appearance yellow needles (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 316.50 °C. @ 760.00 mm Hg
Boiling Point 642.00 to 643.00 °C. @ 760.00 mm Hg (est)
Flash Point 479.00 °F. TCC ( 248.10 °C. ) (est)
logP (o/w) 1.989 (est)
Soluble in alcohol
Insoluble in water

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesantioxidants

No sensory data available

Safety Information

Oral/Parenteral Toxicityoral-rat LD50 161 mg/kg
Dermal Toxicitysubcutaneous-mouse LD50 97 mg/kg
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02589', 'LUNGS, THORAX, OR RESPIRATION: DYSPNEA\nBEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)\nBEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)']

Safety in Use

Categoryfood additive and cosmetic agents
Recommendation for quercetin usage levels up tonot for fragrance use.
Recommendation for quercetin flavor usage levels up tonot for flavor use.

BOC Sciences

Best of Chemicals Supplier

Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecul...

View All Website 1-631-485-4226 account@bocsci.com

Charkit Chemical Corporation

The Specialty Chemical Specialists

Explore this website to discover the products and services that Charkit provides for your industry and please contact us directly to find out how we can be of service to you.

View All Website 203-299-3220 sales@charkit.com

Glentham Life Sciences Ltd

The Chemical, Biochemical & Research Essentials Supplier

Glentham Life Sciences is a supplier of fine chemicals and raw materials with warehousing, laboratories and packaging facilities in the UK.

View All Website +44 (0) 1225 667798 info@glentham.com

Jiangyin Healthway International Trade Co., Ltd

Independent Ingredients Supplier

We provide custom synthesis and contract manufacturing from milligrams to metric tonnes.

View All Website 86-510-86023169 info@healthwaychem.com

Penta International Corporation

Chemistry innovation

At Penta, our products and services help businesses do business better.

View All Website (973) 740-2300 lisaa@pentamfg.com

Potential Uses

None Found

Natural Occurrence

almond plant anise seed apple fruit apple heart wood apple pericarp apricot fruit apricot plant arrowroot leaf ashitaba asparagus root avocado leaf banana fruit banana plant basil leaf basswood flower bay laurel leaf bean mung bean sprout beet plant bilberry leaf blueberry plant borage plant breadfruit leaf broccoli asparagus broccoli leaf brussel sprout sprout buckthorn sea buckthorn fruit buckwheat plant buckwheat seed buckwheat sprout buckwheat testa cabbage leaf cacao leaf caper flower caraway flower caraway leaf caraway seed carob bean carrot seed cayenne fruit celery plant chamomile sweet false chamomile plant cherry sour cherry fruit chestnut sweet chestnut bark chestnut sweet chestnut leaf chestnut sweet chestnut wood chicory plant chicory seed chive leaf clove fruit coriander fruit coriander leaf coriander shoot corn pollen cotton plant cranberry fruit currant black currant fruit currant black currant fruit juice dandelion flower date palm pollen dill plant elder black elder leaf endive leaf evening-primrose herb evening-primrose leaf fennel leaf fennel seed fenugreek flower fenugreek leaf fenugreek plant fenugreek seed fig plant garlic bulb ginger plant ginkgo biloba biloba tissue culture ginkgo biloba leaf grape fruit grape leaf guava flower guava fruit guava heart wood guava leaf guava root guava strawberry guava plant hazelnut bark horseradish leaf kiwi plant kohlrabi shoot lemon flower lemongrass plant lettuce plant loquat loquat plant lotus indian lotus flower mango plant marango flower marango leaf nutmeg plant oat hay okra flower olive stem onion onion bulb orange fruit oregano leaf oregano plant parsley leaf parsley plant parsley tissue culture parsnip leaf peach plant peanut plant pear pericarp pepper black pepper fruit persimmon american persimmon plant plum plant pomegranate fruit pomegranate leaf pomegranate pericarp pomegranate plant potato flower potato sweet potato root raspberry red raspberry juice rice rose hips fruit saffron flower sorrel garden sorrel fruit soybean shoot spinach indian spinach plant spinach leaf sunflower flower sunflower leaf tarragon shoot tea leaf tea plant tea shoot tomato fruit turmeric rhizome walnut black walnut leaf walnut english walnut leaf wheat plant

Synonyms

4H-1- benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy- C.I. natural red 1 C.I. natural yellow 10 cyanidelonon 1522 cyanidenolon 1522 3-(3,4- dichlorophenoxy)benzaldehyde 2-(3,4- dihydroxy-phenyl)-3,5,7-trihydroxy-chromen-4-one 2-(3,4- dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one 2-(3,4- dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one 2-(3,4- dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one flavone, 3,4',5,5',7-pentahydroxy- natural yellow 10 3,3',4,5,7- pentahydroxyflavone 3,3',4',5,7- pentahydroxyflavone 3,5,7,3',4'- pentahydroxyflavone quercetine sophoretin 3',4',5,7- tetrahydroxyflavan-3-ol 3,5,7- trihydroxy-2-(3,4-dihydroxyphenyl)-4H-chromen-4-on 3,5,7- trihydroxy-2-(3,4-dihydroxyphenyl)-4H-chromen-4-one xanthaurine PubMed: Simultaneous determination of caffeine and some selected polyphenols in Wuyi Rock tea by high-performance liquid chromatography. PubMed: Metabolomic profiling and sensorial quality of 'Golden Delicious', 'Liberty', 'Santana', and 'Topaz' apples grown using organic and integrated production systems. PubMed: Identification of tartary buckwheat tea aroma compounds with gas chromatography-mass spectrometry. PubMed: On the formulation design and rheological evaluations of pectin-based functional gels. PubMed: Insulin secretagogue, alpha-glucosidase and antioxidant activity of some selected spices in streptozotocin-induced diabetic rats. PubMed: Atheroprotective and plaque-stabilizing effects of enzymatically modified isoquercitrin in atherogenic apoE-deficient mice. PubMed: Identification and quantification of free radical scavengers in Pu-erh tea by HPLC-DAD-MS coupled online with 2,2'-Azinobis(3-ethylbenzthiazolinesulfonic acid) diammonium salt assay. PubMed: Isolation and characterization of a novel glycosyltransferase that converts phloretin to phlorizin, a potent antioxidant in apple. PubMed: Monosodium glutamate-induced oxidative damage and genotoxicity in the rat: modulatory role of vitamin C, vitamin E and quercetin. PubMed: Influence of cooking process on phenolic marker compounds of vegetables. PubMed: Researching on new species of "Mate": Ilex brevicuspis: phytochemical and pharmacology study. PubMed: Dietary flavonoids: bioavailability, metabolic effects, and safety. PubMed: Antioxidant activity of selected Indian spices. PubMed: Purification, characterization, and substrate specificity of a novel highly glucose-tolerant beta-glucosidase from Aspergillus oryzae.