Identification

Namekempferol
IUPAC3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one
CAS Number520-18-3
EINECS208-287-6
FDA UNII731P2LE49E
Molecular FormulaC15 H10 O6
Molecular Weight286.23990000
MDL NumberMFCD00016938
Nikkaji NumberJ1.575J
Beilstein0304401
XlogP31.90 (est)

Regulatory

Physical Properties

Appearance yellow needles (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 277.00 °C. @ 760.00 mm Hg
Boiling Point 582.00 to 583.00 °C. @ 860.00 mm Hg (est)
Flash Point 439.00 °F. TCC ( 226.10 °C. ) (est)
logP (o/w) 2.685 (est)
Soluble in alcohol
Insoluble in water

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesantioxidants

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categorycosmetic agents
Recommendation for kempferol usage levels up tonot for fragrance use.
Recommendation for kempferol flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

almond plant alpinia nigra anthyllis barba-jovis apple fruit apricot fruit ashitaba asparagus root banana fruit banana plant basil leaf bay laurel bay laurel plant bean fava bean shoot bean mung bean sprout beet plant borage plant broccoli broccoli asparagus broccoli leaf buckthorn sea buckthorn buckthorn sea buckthorn fruit butterbur plant cabbage leaf cacao leaf caper caraway flower caraway leaf caraway seed carrot seed cayenne anther celery leaf chamomile sweet false chamomile plant cherry sour cherry plant chestnut sweet chestnut leaf chicory plant chicory seed chive chive leaf clove fruit cotton flower cupuassu currant black currant fruit currant black currant fruit juice descurainia sophia dill seed dill weed elder black elder flower evening-primrose leaf fennel leaf fennel plant fenugreek flower fenugreek leaf fenugreek plant fig plant garlic plant ginger plant ginkgo biloba leaf grape fruit grape leaf guava strawberry guava plant hazelnut bark horseradish leaf horseradish root jambul kale PMC kohlrabi shoot lettuce plant loquat plant lotus indian lotus plant lovage mango plant marango flower marango leaf nutmeg plant olive stem onion bulb oregano plant parsley plant parsnip seed pea tissue culture peach peach leaf pepper black pepper fruit persimmon american persimmon plant plum wood pomegranate fruit pomegranate leaf pomegranate pericarp pomegranate plant potato flower raspberry red raspberry juice saffron flower soybean leaf soybean seed soybean shoot spinach leaf spinach plant tarragon tea leaf tea shoot thyme plant tilia petiolaris tomato seed walnut english walnut leaf

Synonyms

campherol kaempferol nimbecetin pelargidenolon populnetin rhamnolutein robigenin swartziol 3,4',5,7- tetrahydroxyflavone trifolitin 3,5,7- trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one 3,5,7- trihydroxy-2-(4-hydroxyphenyl)chromen-4-one PubMed: Topical anti-inflammatory activity of a monofloral honey of Mimosa scabrella provided by Melipona marginata during winter in southern Brazil. PubMed: Metabolomic profiling and sensorial quality of 'Golden Delicious', 'Liberty', 'Santana', and 'Topaz' apples grown using organic and integrated production systems. 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: Researching on new species of "Mate": Ilex brevicuspis: phytochemical and pharmacology study. PubMed: 3,4-Dihydroxy-7,8-dihydro-beta-ionone 3-O-beta-D-glucopyranoside and other glycosidic constituents from apple leaves.