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

4H-1-benzopyran-4-one, 5-methoxy-2-phenyl-

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CAS Number: 42079-78-7Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:255-652-0
FDA UNII: Search
Nikkaji Web:J278.326F
XlogP3:3.50 (est)
Molecular Weight:252.26924000
Formula:C16 H12 O3
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
Physical Properties:
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Boiling Point: 422.50 °C. @ 760.00 mm Hg (est)
Flash Point: 394.00 °F. TCC ( 201.10 °C. ) (est)
logP (o/w): 3.470 (est)
Soluble in:
 water, 19.78 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
None found
BOC Sciences
For experimental / research use only.
5-methoxyflavone ≥98%
For experimental / research use only.
5-Methoxyflavone (HPLC) ≥95%
Santa Cruz Biotechnology
For experimental / research use only.
Sigma-Aldrich: Aldrich
For experimental / research use only.
For experimental / research use only.
5-Methoxyflavone >98.0%(GC)
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
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:
natural substances and extractives
Recommendation for 5-methoxyflavone usage levels up to:
 not for fragrance use.
Recommendation for 5-methoxyflavone 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 :94525
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):94525
Pubchem (sid):135049901
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
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2932.99.7000
VCF-Online:VCF Volatile Compounds in Food
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 found in nature
4H-1-benzopyran-4-one, 5-methoxy-2-phenyl-


PubMed:A validated LC-MS/MS determination method for the illegal food additive rhodamine B: Applications of a pharmacokinetic study in rats.
PubMed:Isolation of Flavonoids from Deguelia duckeana and Their Effect on Cellular Viability, AMPK, eEF2, eIF2 and eIF4E.
PubMed:Identification of 5-Methoxyflavone as a Novel DNA Polymerase-Beta Inhibitor and Neuroprotective Agent against Beta-Amyloid Toxicity.
PubMed:High-resolution hyaluronidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of anti-necrosis constituents in Chinese plants used to treat snakebite.
PubMed:Metabolism of Kaempferia parviflora polymethoxyflavones by human intestinal bacterium Bautia sp. MRG-PMF1.
PubMed:[Further chemical investigation of leaves of Aquilaria Sinensis].
PubMed:Phenolic constituents of Knautia arvensis aerial parts.
PubMed:Methoxyflavone derivatives modulate the effect of TRAIL-induced apoptosis in human leukemic cell lines.
PubMed:[Chemical constituents of rhizoma imperatae and their anti-complementary activity].
PubMed:A new antioxidant flavonoid from the lianas of Gnetum macrostachyum.
PubMed:Antagonism of aryl hydrocarbon receptor signaling by 6,2',4'-trimethoxyflavone.
PubMed:Microbial metabolism. Part 10: Metabolites of 7,8-dimethoxyflavone and 5-methoxyflavone.
PubMed:Bioavailable flavonoids: cytochrome P450-mediated metabolism of methoxyflavones.
PubMed:Studies on the constituents of roots of Scutellaria planipes.
PubMed:Phytoestrogens as inhibitors of fungal 17beta-hydroxysteroid dehydrogenase.
PubMed:Phytoestrogens as inhibitors of fungal 17beta-hydroxysteroid dehydrogenase.
PubMed:Vasorelaxing effects of flavonoids: investigation on the possible involvement of potassium channels.
PubMed:Flavonoid-induced gastroprotection in rats: role of blood flow and leukocyte adherence.
PubMed:Synthesis and biological evaluation of substituted flavones as gastroprotective agents.
PubMed:Phenolics induced in Beta vulgaris by Rhizoctonia solani infection.
None found
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