EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes

farrerol
cyrtopterinetin

Supplier Sponsors

Name:5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-2,3-dihydrochromen-4-one
CAS Number: 24211-30-1Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:246-080-2
FDA UNII: Search
MDL:MFCD28347824
XlogP3-AA:3.10 (est)
Molecular Weight:300.31052000
Formula:C17 H16 O5
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:natural substances and extractives
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
 
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Boiling Point: 583.00 °C. @ 760.00 mm Hg (est)
Flash Point: 427.00 °F. TCC ( 219.70 °C. ) (est)
logP (o/w): 4.110 (est)
Soluble in:
 water, 31.71 mg/L @ 25 °C (est)
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
Alfa Biotechnology
For experimental / research use only.
Farrerol 98%
BOC Sciences
For experimental / research use only.
Farrerol 98%
Odor: characteristic
Use: Farrerol isolated from the leaves of Rhododendron dauricum L. antioxidative activity;
Coompo
For experimental / research use only.
Farrerol from Plants ≥98%
Sigma-Aldrich: Sigma
For experimental / research use only.
Farrerol ≥98% (HPLC)
sds
 
Safety Information:
Preferred SDS: View
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category:
natural substances and extractives
Recommendation for farrerol usage levels up to:
 not for fragrance use.
 
Recommendation for farrerol flavor usage levels up to:
 not for flavor use.
 
Safety References:
EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :91144
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-2,3-dihydrochromen-4-one
Chemidplus:0024211301
 
References:
 5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-2,3-dihydrochromen-4-one
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):91144
Pubchem (sid):135049535
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
CHEMBL:View
HMDB (The Human Metabolome Database):Search
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
Wikipedia:View
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 found in nature
 
Synonyms:
4H-1-benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-
 cyrtopterinetin
2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-4H-1-benzopyran-4-one
(S)-2,3-dihydro-5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-4-benzopyrone
5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-2,3-dihydro-4H-chromen-4-one
5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethyl-2,3-dihydrochromen-4-one
5,7-dihydroxy-2-(4-hydroxyphenyl)-6,8-dimethylchroman-4-one
6,8-dimethyl-4',5,7-trihydroxyflavanone
 farresol
4',5,7-trihydroxy-6,8-dimethylflavanone
 

Articles:

PubMed:Relaxation of rat aorta by farrerol correlates with potency to reduce intracellular calcium of VSMCs.
PubMed:Farrerol regulates occludin expression in hydrogen peroxide-induced EA.hy926 cells by modulating ERK1/2 activity.
PubMed:Farrerol regulates antimicrobial peptide expression and reduces Staphylococcus aureus internalization into bovine mammary epithelial cells.
PubMed:Protective effects of farrerol against hydrogen-peroxide-induced apoptosis in human endothelium-derived EA.hy926 cells.
PubMed:Investigation of effects of farrerol on suppression of murine T lymphocyte activation in vitro and in vivo.
PubMed:Diplomorphanins A and B: new C-methyl flavonoids from Diplomorpha canescens.
PubMed:Different effects of farrerol on an OVA-induced allergic asthma and LPS-induced acute lung injury.
PubMed:Phenolic compounds from the aerial parts of Diplomorpha canescens.
PubMed:Far infrared-assisted extraction followed by MEKC for the simultaneous determination of flavones and phenolic acids in the leaves of Rhododendron mucronulatum Turcz.
PubMed:Mechanism and conformational studies of farrerol binding to bovine serum albumin by spectroscopic methods.
PubMed:Molecular spectroscopic studies of farrerol interaction with calf thymus DNA.
PubMed:Characterization of the interaction between farrerol and bovine serum albumin by fluorescence and circular dichroism.
PubMed:Involvement of estrogen receptor-β in farrerol inhibition of rat thoracic aorta vascular smooth muscle cell proliferation.
PubMed:Subinhibitory concentrations of farrerol reduce α-toxin expression in Staphylococcus aureus.
PubMed:Synthesis and biological activity of flavanone derivatives.
PubMed:[Dihydroflavones in Rhododendron concinnum].
PubMed:Quick and sensitive determination of flavonoids by capillary electrophoresis-potential gradient detection.
PubMed:Flavonoids from Bauhinia glauca subsp. pernervosa.
PubMed:Binding analysis of farrerol to lysozyme by spectroscopic methods.
PubMed:Antifungal flavonoids from Hildegardia barteri.
PubMed:Aloin, cinnamic acid and sophorcarpidine are potent inhibitors of tyrosinase.
PubMed:Flavanone glycosides from Miconia trailii.
PubMed:Determination of active ingredients of Rhododendron dauricum L. by capillary electrophoresis with electrochemical detection.
PubMed:[HPTLC scanning determination of 6 flavonoids in 166 Rhododendron species].
PubMed:[Studies on the synthesis of 6,8-dimethyl-5,7,4'-trihydroxyl flavanone].
PubMed:[Studies on the quantitative determination of farrerol in Man-Shan-Hong (Rhododendron dauricum T.)leaves (author's transl)].
PubMed:[Metabolism of farrerol (author's transl)].
PubMed:Expectorant action of farrerol.
 
Notes:
expectorant principle isolated from leaves of rhododendron dauricum l.
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