pinobanksin

4H-1-benzopyran-4-one, 2,3-dihydro-3,5,7-trihydroxy-2-phenyl-, (2R,3R)-

CAS: 548-82-3 C15 H12 O5 MW: 272.25664000

Identification

Namepinobanksin
IUPAC(2R,3R)-3,5,7-trihydroxy-2-phenyl-2,3-dihydrochromen-4-one
CAS Number548-82-3
FDA UNIIBK3ABR33DT
Molecular FormulaC15 H12 O5
Molecular Weight272.25664000
MDL NumberMFCD07784478
Nikkaji NumberJ257.661I

Regulatory

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Boiling Point 570.60 °C. @ 760.00 mm Hg (est)
Flash Point 432.00 °F. TCC ( 222.00 °C. ) (est)
logP (o/w) 3.150 (est)
Soluble in water, 1.026e+004 mg/L @ 25 °C (est)

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

Categorynatural substances and extractives
Recommendation for pinobanksin usage levels up tonot for fragrance use.
Recommendation for pinobanksin flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

honey PMC lippia nodiflora pinus banksiana

Synonyms

4H-1- benzopyran-4-one, 2,3-dihydro-3,5,7-trihydroxy-2-phenyl-, (2R,3R)- 2,3- dihydro-3,5,7-trihydroxy-2-phenyl-4H-1-benzopyran-4-one (2R,3R)-3,5,7- trihydroxy-2-phenyl-2,3-dihydro-4H-chromen-4-one (2R,3R)-3,5,7- trihydroxy-2-phenyl-2,3-dihydrochromen-4-one 3,5,7- trihydroxyflavanone PubMed: (2R,3S)-Pinobanksin-3-cinnamate improves cognition and reduces oxidative stress in rats with vascular dementia. PubMed: A new flavonone from seeds of Alpinia katsumadai and its neuroprotective effect on PC12 cells. PubMed: Metabolites of the endophytic fungus Penicillium sp. FJ-1 of Acanthus ilicifolius. PubMed: Development of high-performance liquid chromatographic for quality and authenticity control of Chinese propolis. PubMed: Chemical composition, antioxidant and anti-AGEs activities of a French poplar type propolis. PubMed: Ethanolic Extract of Polish Propolis: Chemical Composition and TRAIL-R2 Death Receptor Targeting Apoptotic Activity against Prostate Cancer Cells. PubMed: Analysis of the flavonoid component of bioactive New Zealand mānuka (Leptospermum scoparium) honey and the isolation, characterisation and synthesis of an unusual pyrrole. PubMed: Chemical and functional characterisation of propolis collected from East Andalusia (southern Spain). PubMed: Honey constituents up-regulate detoxification and immunity genes in the western honey bee Apis mellifera. PubMed: Identification and quantification of phytochemical composition and anti-inflammatory and radical scavenging properties of methanolic extracts of Chinese propolis. PubMed: Propolis with high flavonoid content collected by honey bees from Acacia paradoxa. PubMed: Two new cytotoxic phenylallylflavanones from Mexican propolis. PubMed: Liquid chromatography-tandem mass spectrometry analysis allows the simultaneous characterization of C-glycosyl and O-glycosyl flavonoids in stingless bee honeys. PubMed: Phenolic compounds and their anti-oxidative properties and protein kinase inhibition from the Chinese mangrove plant Laguncularia racemosa. PubMed: Phenolic characterization of Northeast Portuguese propolis: usual and unusual compounds. PubMed: Antiproliferative effects of honey and of its polyphenols: a review. PubMed: Simultaneous quantification of eight major bioactive phenolic compounds in Chinese propolis by high-performance liquid chromatography. PubMed: Main flavonoids, DPPH activity, and metal content allow determination of the geographical origin of propolis from the Province of San Juan (Argentina). PubMed: Negative ion 'chip-based' nanospray tandem mass spectrometry for the analysis of flavonoids in glandular trichomes of Lychnophora ericoides Mart. (Asteraceae). PubMed: Isolation and identification of cytotoxic compounds from the wood of Pinus resinosa. PubMed: Evaluation of propolis polyphenols absorption in humans by liquid chromatography/tandem mass spectrometry. PubMed: Sonoran propolis: chemical composition and antiproliferative activity on cancer cell lines. PubMed: Analysis of the polyphenolic fraction of propolis from different sources by liquid chromatography-tandem mass spectrometry. PubMed: In vitro antimicrobial activity of propolis samples from different geographical origins against certain oral pathogens. PubMed: Antioxidant compounds of propolis determined by capillary electrophoresis-mass spectrometry. PubMed: [The influence of the bioflanoid dicvertin on the antioxidative system ceruloplasmin-transferrin and lipid peroxidation in patients suffering from stable coronary heart disease with dyslipidemia]. PubMed: Chemical compositions and antimicrobial activities of four different Anatolian propolis samples. PubMed: Identification of metabolites in plasma and urine of Uruguayan propolis-treated rats. PubMed: Quantitative high-performance liquid chromatography analyses of flavonoids in Australian Eucalyptus honeys. PubMed: Trypanocidal activity of Lychnophora staavioides Mart. (Vernonieae, Asteraceae). PubMed: Studies of the constituents of Uruguayan propolis. PubMed: Chemical composition of European propolis: expected and unexpected results. PubMed: Constituents of Chinese propolis and their antiproliferative activities. PubMed: Flavonoids in monospecific eucalyptus honeys from Australia. PubMed: Identification of flavonoid markers for the botanical origin of Eucalyptus honey. PubMed: Evaluation of phenolic compounds in Brazilian propolis from different geographic regions. PubMed: The effect of flavonoids on ofloxacin-induced mutagenicity in Euglena gracilis. PubMed: Effect of naturally occurring flavonoids on lipid peroxidation and membrane permeability transition in mitochondria. PubMed: Pinobanksin inhibits peroxidation of low density lipoprotein and it has electron donor properties reducing alpha-tocopherol radicals. PubMed: Redox intermediates of flavonoids and caffeic acid esters from propolis: an EPR spectroscopy and cyclic voltammetry study. PubMed: Isolation of flavonoids from Populus nigra as delta 4-3-ketosteroid (5 alpha) reductase inhibitors. PubMed: [On the antimicrobial activity of propolis and propolis constituents (author's transl)].