momilactone A
 
Notes:
Constit. of Oryza sativa (rice)
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CAS Number: 51415-07-7Picture of molecule3D/inchi
Nikkaji Web: J221.703A
XlogP3-AA: 3.80 (est)
Molecular Weight: 314.42482000
Formula: C20 H26 O3
NMR Predictor: Predict (works with chrome or firefox)
Category: natural substances and extractives
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Physical Properties:
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Soluble in:
 water, 30.72 mg/L @ 25 °C (est)
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Organoleptic Properties:
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
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Suppliers:
 None found
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Safety Information:
 
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
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Safety in Use Information:
Category: natural substances and extractives
Recommendation for momilactone A usage levels up to:
 not for fragrance use.
 
Recommendation for momilactone A flavor usage levels up to:
 not for flavor use.
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Safety References:
EPI System: View
Cancer Citations: Search
Toxicology Citations: Search
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 162644
National Institute of Allergy and Infectious Diseases: Data
Chemidplus: 0051415077
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References:
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 162644
Pubchem (cas): 51415-07-7
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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
CHEBI: View
CHEMBL: View
KEGG (GenomeNet): C18015
HMDB (The Human Metabolome Database): HMDB36748
FooDB: FDB015686
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
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Potential Blenders and core components note
 
None Found
 
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Potential Uses:
None Found
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Occurrence (nature, food, other): note
 rice petiole
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Synonyms:
 momilacton A
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Articles:
PubMed: Echinochloa crus-galli genome analysis provides insight into its adaptation and invasiveness as a weed.
PubMed: Investigating inducible short-chain alcohol dehydrogenases/reductases clarifies rice oryzalexin biosynthesis.
PubMed: HpDTC1, a Stress-Inducible Bifunctional Diterpene Cyclase Involved in Momilactone Biosynthesis, Functions in Chemical Defence in the Moss Hypnum plumaeforme.
PubMed: OsMPK6 plays a critical role in cell differentiation during early embryogenesis in Oryza sativa.
PubMed: Diterpenes from the roots of Oryza sativa L. and their inhibition activity on NO production in LPS-stimulated RAW264.7 macrophages.
PubMed: Transcriptome Analysis of Early Responsive Genes in Rice during Magnaporthe oryzae Infection.
PubMed: New screw lactam and two new carbohydrate derivatives from the methanol extract of rice bran.
PubMed: Analysis on blast fungus-responsive characters of a flavonoid phytoalexin sakuranetin; accumulation in infected rice leaves, antifungal activity and detoxification by fungus.
PubMed: Rice OsPAD4 functions differently from Arabidopsis AtPAD4 in host-pathogen interactions.
PubMed: The role of momilactones in rice allelopathy.
PubMed: Absorption of momilactone A and B by Arabidopsis thaliana L. and the growth inhibitory effects.
PubMed: Identification of a degradation intermediate of the momilactone A rice phytoalexin by the rice blast fungus.
PubMed: A convenient method for simultaneous quantification of multiple phytohormones and metabolites: application in study of rice-bacterium interaction.
PubMed: Convergent or parallel molecular evolution of momilactone A and B: potent allelochemicals, momilactones have been found only in rice and the moss Hypnum plumaeforme.
PubMed: Phytoalexin accumulation in the interaction between rice and the blast fungus.
PubMed: Contribution of momilactone A and B to rice allelopathy.
PubMed: Secretion of momilactone A and B by the moss Hypnum plumaeforme.
PubMed: Jasmonic acid, protein phosphatase inhibitor, metals and UV-irradiation increased momilactone A and B concentrations in the moss Hypnum plumaeforme.
PubMed: Diterpene phytoalexins are biosynthesized in and exuded from the roots of rice seedlings.
PubMed: (4R,5R,6S,7R,8S,9R,10S,13S)-7,8β-Epoxy-momilactone-A.
PubMed: Momilactone A and B as allelochemicals from moss Hypnum plumaeforme: first occurrence in bryophytes.
PubMed: Secretion of momilactone A from rice roots to the rhizosphere.
PubMed: Identification of a biosynthetic gene cluster in rice for momilactones.
PubMed: Suppressive components in rice husk against mutagens-induced SOS response using Salmonella typhimurium TA1535/pSK1002 umu test.
PubMed: Steroidal constituents of rice (Rryza sativa) hulls with algicidal and herbicidal activity against blue-green algae and duckweed.
PubMed: Isolation and molecular characterization of a Spotted leaf 18 mutant by modified activation-tagging in rice.
PubMed: Evaluation of allelopathic potential and quantification of momilactone A,B from rice hull extracts and assessment of inhibitory bioactivity on paddy field weeds.
PubMed: Confirmation of potential herbicidal agents in hulls of rice, Oryza sativa.
PubMed: The rice (Oryza sativa) blast lesion mimic mutant, blm, may confer resistance to blast pathogens by triggering multiple defense-associated signaling pathways.
PubMed: Stimulation of mycelia growth in several mushroom species by rice husks.
PubMed: Diterpene cyclases responsible for the biosynthesis of phytoalexins, momilactones A, B, and oryzalexins A-F in rice.
PubMed: Induced volatiles in elicitor-treated and rice blast fungus-inoculated rice leaves.
PubMed: Total synthesis of (+/-)-momilactone A.
PubMed: Biosynthesis of rice phytoalexin: enzymatic conversion of 3beta-hydroxy-9beta-pimara-7,15-dien-19,6beta-olide to momilactone A.
PubMed: Coronatine elicits phytoalexin production in rice leaves (Oryza sativa L.) in the same manner as jasmonic acid.
PubMed: Methionine-induced phytoalexin production in rice leaves.
PubMed: Lesion mimic mutants of rice with alterations in early signaling events of defense.
PubMed: Cerebrosides A and C, sphingolipid elicitors of hypersensitive cell death and phytoalexin accumulation in rice plants.
PubMed: Involvement of Jasmonic Acid in Elicitor-Induced Phytoalexin Production in Suspension-Cultured Rice Cells.
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