Search claims · PlantClaims

Observationobservedoriginal resultmeasured

Claim · model-written summary

Nineteen flavonoid compounds were isolated and identified from leaves of Fallopia sect. Reynoutria, all glycosylated flavonols or flavones.

Taxon: Fallopia sect. Reynoutriae0
Organ / stage: leafe0
Outcome: flavonoid compoundse1
Value: Nineteene1

Verbatim

e0
“Fifteen populations comprising three taxa and a putative hybrid of Fallopia sect. Reynoutria in Korea were examined for their leaf flavonoid constituents”
✓ located verbatim in the source · abstract, characters 0–153

e1
“Nineteen flavonoid compounds were isolated and identified”
✓ located verbatim in the source · abstract, characters 155–212

Title

Flavonoid chemistry of Fallopia sect. Reynoutria (Polygonaceae) in Korea

Jin Hee Park; Hye Kyoung Moon; Chong Wook Park Korean Journal of Plant Taxonomy 2011. doi:10.11110/kjpt.2011.41.1.010

Other claims from this paper (5)

Observationobservedoriginal resultmeasured

Claim · model-written summary

More than 25 compounds were identified and/or isolated from the flowerheads of Matricaria pubescens.

Taxon: Matricaria pubescenst0
Outcome: compounds were identified and/or isolatede1
Value: more than 25 compoundse1

Verbatim

t0
“Matricaria pubescens (Desf.) Schultz and Matricaria recutita”
✓ located verbatim in the source · title, characters 37–97

e1
“In M. pubescens more than 25 compounds were identified and/or isolated; among them are quercetagenin-3-O-glucopyranoside, reported for the first time in Matricaria sp., and two polyamines previously reported in other Asteraceae species”
✓ located verbatim in the source · abstract, characters 541–776

Title

HPLC–NMR-Based Chemical Profiling of Matricaria pubescens (Desf.) Schultz and Matricaria recutita and Their Protective Effects on UVA-Exposed Fibroblasts

Maria-Elena Ignatiadou; Maria Kostaki; Zahia Kabouche; et al. Sci 2022. doi:10.3390/sci4010014

Other claims from this paper (9)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Fractionation of the marjoram extract isolated and identified 25 compounds.

Taxon: Origanum majoranaOriganum majoranat0
Outcome: isolation and identification of 25 compoundse1

Verbatim

t0
“A Study on the Phytotoxic Potential of the Seasoning Herb Marjoram (Origanum majorana L.) Leaves”
✓ located verbatim in the source · title, characters 0–96

e1
“This fractionation led to the isolation and identification of 25 compounds that were classified as monoterpenes, diterpenes or flavonoids”
✓ located verbatim in the source · abstract, characters 822–959

Title

A Study on the Phytotoxic Potential of the Seasoning Herb Marjoram (Origanum majorana L.) Leaves

Antonio Cala; José R. Salcedo; Ascensión Torres; et al. Molecules 2021. doi:10.3390/molecules26113356

Other claims from this paper (3)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Forty four compounds were identified in Helichrysum italicum essential oil.

Taxon: Helichrysum italicumHelichrysum italicume0
Outcome: Forty four compoundse0

Verbatim

e0
“The essential oil of Helichrysum italicum (Roth) G. Don (everlasting or Immortelle essential oil) was isolated by hydrodistillation and analysed by GC and GCMS. Forty four compounds were identified.”
✓ located verbatim in the source · abstract, characters 0–198

Title

Contribution to the Analysis of the Essential Oil of Helichrysum italicum (Roth) G. Don. – Determination of Ester Bonded Acids and Phenols

Josip Mastelić; Olivera Politeo; Igor Jerković Molecules 2008. doi:10.3390/molecules13040795

Other claims from this paper (17)

Observation alpha-pinene was a main component of the essential oil at 12.8%.
Observation 2-methyl-cyclohexyl pentanoate was a main component of the essential oil at 11.1 %.
Observation neryl acetate was a main component of the essential oil at 10.4%.
Observation 1,7-di-epi-alpha-cedrene was a main component of the essential oil at 6.8%.
Observation Three phenols and twenty seven volatile carboxylic acids were identified after hydrolysis.
Observation low fatty acids (C(2)-C(5)) accounted for 70% of the liberated acids.
Observation C(10)-C(12) acids accounted for 15% of the liberated acids.
Observation other acids accounted for 15% of the liberated acids.
Observation acetic acid was a main acid at 24.3%.
Observation propanoic acid was a main acid at 17.2%.
Observation 2-methylpropanoic acid was a main acid at 11.4%.
Observation dodecanoic acid was a main acid at 8.7%.
Observation 2-methylbutanoic acid was a main acid at 8.3%.
Observation (Z)-2-methylbutenoic acid was a main acid at 5.1%.
Observation decanoic acid was a main acid at 4.6%.
Observation The oil contained at least twenty seven esters inferred from identified bonded acids.
Observation Only six main esters were identified before fractionation and hydrolysis.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Three substituted phenanthrene or dihydrophenanthrene compounds were isolated and structurally identified from Combretum molle heartwood.

Taxon: Combretum molleCombretum mollee0
Organ / stage: heartwoode0
Outcome: 4,7-dihydroxy-2,3,6-trimethoxyphenanthrene, 4,6,7-trihydroxy-2,3-dimethoxy- and 2,6-dihydroxy-3,4,7-trimethoxy-9,10-dihydrophenanthrenee0

Verbatim

e0
“Four new compounds have been isolated from the heartwood of Combretum molle and have been shown both by chemical and spectroscopic methods and by synthesis to be 4,7-dihydroxy-2,3,6-trimethoxyphenanthrene, 4,6,7-trihydroxy-2,3-dimethoxy- and 2,6-dihydroxy-3,4,7-trimethoxy-9,10-dihydrophenanthrene, and 3,4′-dihydroxy-4,5-dimethoxybibenzyl”
✓ located verbatim in the source · abstract, characters 0–339

Title

Chemical constituents of the Combretaceae. Part II. Substituted phenanthrenes and 9,10-dihydrophenanthrenes and a substituted bibenzyl from the heartwood of Combretum molle

R. M. Letcher; L. R. M. Nhamo; I. T. Gumiro Journal of the Chemical Society Perkin Transactions 1 1972. doi:10.1039/p19720000206

Other claims from this paper (2)

Observationobservedoriginal resultmeasured

Claim · model-written summary

75 essential-oil compounds were identified in Mentha × piperita L..

Taxon: Mentha × piperita L.e1
Outcome: compounds were identifiede0
Value: 75e0
Setting: Estoniae1

Verbatim

e0
“From the isolated essential oils, 75, 89, 67, and 69 compounds were identified and quantitatively evaluated, representing 92.2–99.5% of the total oil.”
✓ located verbatim in the source · abstract, characters 410–560

e1
“The content and composition of essential oils in leaves of Mentha × piperita L., M. spicata L., M. arvensis L., and M. longifolia (L.) Huds. from Estonia”
✓ located verbatim in the source · abstract, characters 0–153

Title

Chemosystematic markers for the essential oils in leaves of Mentha species cultivated or growing naturally in Estonia; pp. 175–186

Anne Orav; Karmen Kapp; Ain Raal Proceedings of the Estonian Academy of Sciences 2013. doi:10.3176/proc.2013.3.03

Other claims from this paper (19)

Observation Essential oil yield of Mentha × piperita L. was 2.4–3.0%.
Observation Essential oil yield of M. spicata L. was 0.9–2.3%.
Observation Essential oil yield of M. arvensis L. was 0.9–1.4%.
Observation Essential oil yield of M. longifolia (L.) Huds. was 0.7–2.5%.
Observation 89 essential-oil compounds were identified in M. spicata L..
Observation 67 essential-oil compounds were identified in M. arvensis L..
Observation 69 essential-oil compounds were identified in M. longifolia (L.) Huds..
Observation menthol was a main constituent of peppermint oil at 26.4–47.7%.
Observation menthone was a main constituent of peppermint oil at 13.6–31.9%.
Observation A M. spicata chemotype was rich in carvone (62.1–67.4%).
Observation A M. spicata chemotype was rich in piperitenone oxide (61.9%).
Observation A M. spicata chemotype was rich in α-terpinyl acetate (61.9%).
Observation A M. spicata chemotype was rich in trans-b-caryophyllene (11.4%).
Observation A M. spicata chemotype was rich in acetic acid,1-methyl-1-(4-methyl-5-oxo-cyclohex-3-enyl) ethyl ether (6.5%).
Observation Only M. arvensis oil contained trans-1-octen-3-ol at 3.8-7.7%.
Observation Only M. arvensis oil contained neryl propionate at 2.4%.
Observation trans- was a chemosystematic marker for M. arvensis at 16.0–19.1%.
Observation cis-b-ocimene was a chemosystematic marker for M. arvensis at 16.0–20.5%.
Observation All analyzed M. longifolia samples had high carvone concentration.

Observationobservedoriginal resultmeasured

Claim · model-written summary

89 essential-oil compounds were identified in M. spicata L..

Taxon: M. spicata L.e1
Outcome: compounds were identifiede0
Value: 89e0
Setting: Estoniae1

Verbatim

e0
“From the isolated essential oils, 75, 89, 67, and 69 compounds were identified and quantitatively evaluated, representing 92.2–99.5% of the total oil.”
✓ located verbatim in the source · abstract, characters 410–560

e1
“The content and composition of essential oils in leaves of Mentha × piperita L., M. spicata L., M. arvensis L., and M. longifolia (L.) Huds. from Estonia”
✓ located verbatim in the source · abstract, characters 0–153

Title

Chemosystematic markers for the essential oils in leaves of Mentha species cultivated or growing naturally in Estonia; pp. 175–186

Anne Orav; Karmen Kapp; Ain Raal Proceedings of the Estonian Academy of Sciences 2013. doi:10.3176/proc.2013.3.03

Other claims from this paper (19)

Observation Essential oil yield of Mentha × piperita L. was 2.4–3.0%.
Observation Essential oil yield of M. spicata L. was 0.9–2.3%.
Observation Essential oil yield of M. arvensis L. was 0.9–1.4%.
Observation Essential oil yield of M. longifolia (L.) Huds. was 0.7–2.5%.
Observation 75 essential-oil compounds were identified in Mentha × piperita L..
Observation 67 essential-oil compounds were identified in M. arvensis L..
Observation 69 essential-oil compounds were identified in M. longifolia (L.) Huds..
Observation menthol was a main constituent of peppermint oil at 26.4–47.7%.
Observation menthone was a main constituent of peppermint oil at 13.6–31.9%.
Observation A M. spicata chemotype was rich in carvone (62.1–67.4%).
Observation A M. spicata chemotype was rich in piperitenone oxide (61.9%).
Observation A M. spicata chemotype was rich in α-terpinyl acetate (61.9%).
Observation A M. spicata chemotype was rich in trans-b-caryophyllene (11.4%).
Observation A M. spicata chemotype was rich in acetic acid,1-methyl-1-(4-methyl-5-oxo-cyclohex-3-enyl) ethyl ether (6.5%).
Observation Only M. arvensis oil contained trans-1-octen-3-ol at 3.8-7.7%.
Observation Only M. arvensis oil contained neryl propionate at 2.4%.
Observation trans- was a chemosystematic marker for M. arvensis at 16.0–19.1%.
Observation cis-b-ocimene was a chemosystematic marker for M. arvensis at 16.0–20.5%.
Observation All analyzed M. longifolia samples had high carvone concentration.

Observationobservedoriginal resultmeasured

Claim · model-written summary

67 essential-oil compounds were identified in M. arvensis L..

Taxon: M. arvensis L.e1
Outcome: compounds were identifiede0
Value: 67e0
Setting: Estoniae1

Verbatim

e0
“From the isolated essential oils, 75, 89, 67, and 69 compounds were identified and quantitatively evaluated, representing 92.2–99.5% of the total oil.”
✓ located verbatim in the source · abstract, characters 410–560

e1
“The content and composition of essential oils in leaves of Mentha × piperita L., M. spicata L., M. arvensis L., and M. longifolia (L.) Huds. from Estonia”
✓ located verbatim in the source · abstract, characters 0–153

Title

Chemosystematic markers for the essential oils in leaves of Mentha species cultivated or growing naturally in Estonia; pp. 175–186

Anne Orav; Karmen Kapp; Ain Raal Proceedings of the Estonian Academy of Sciences 2013. doi:10.3176/proc.2013.3.03

Other claims from this paper (19)

Observation Essential oil yield of Mentha × piperita L. was 2.4–3.0%.
Observation Essential oil yield of M. spicata L. was 0.9–2.3%.
Observation Essential oil yield of M. arvensis L. was 0.9–1.4%.
Observation Essential oil yield of M. longifolia (L.) Huds. was 0.7–2.5%.
Observation 75 essential-oil compounds were identified in Mentha × piperita L..
Observation 89 essential-oil compounds were identified in M. spicata L..
Observation 69 essential-oil compounds were identified in M. longifolia (L.) Huds..
Observation menthol was a main constituent of peppermint oil at 26.4–47.7%.
Observation menthone was a main constituent of peppermint oil at 13.6–31.9%.
Observation A M. spicata chemotype was rich in carvone (62.1–67.4%).
Observation A M. spicata chemotype was rich in piperitenone oxide (61.9%).
Observation A M. spicata chemotype was rich in α-terpinyl acetate (61.9%).
Observation A M. spicata chemotype was rich in trans-b-caryophyllene (11.4%).
Observation A M. spicata chemotype was rich in acetic acid,1-methyl-1-(4-methyl-5-oxo-cyclohex-3-enyl) ethyl ether (6.5%).
Observation Only M. arvensis oil contained trans-1-octen-3-ol at 3.8-7.7%.
Observation Only M. arvensis oil contained neryl propionate at 2.4%.
Observation trans- was a chemosystematic marker for M. arvensis at 16.0–19.1%.
Observation cis-b-ocimene was a chemosystematic marker for M. arvensis at 16.0–20.5%.
Observation All analyzed M. longifolia samples had high carvone concentration.

Observationobservedoriginal resultmeasured

Claim · model-written summary

69 essential-oil compounds were identified in M. longifolia (L.) Huds..

Taxon: M. longifolia (L.) Huds.e1
Outcome: compounds were identifiede0
Value: 69e0
Setting: Estoniae1

Verbatim

e0
“From the isolated essential oils, 75, 89, 67, and 69 compounds were identified and quantitatively evaluated, representing 92.2–99.5% of the total oil.”
✓ located verbatim in the source · abstract, characters 410–560

e1
“The content and composition of essential oils in leaves of Mentha × piperita L., M. spicata L., M. arvensis L., and M. longifolia (L.) Huds. from Estonia”
✓ located verbatim in the source · abstract, characters 0–153

Title

Chemosystematic markers for the essential oils in leaves of Mentha species cultivated or growing naturally in Estonia; pp. 175–186

Anne Orav; Karmen Kapp; Ain Raal Proceedings of the Estonian Academy of Sciences 2013. doi:10.3176/proc.2013.3.03

Other claims from this paper (19)

Observation Essential oil yield of Mentha × piperita L. was 2.4–3.0%.
Observation Essential oil yield of M. spicata L. was 0.9–2.3%.
Observation Essential oil yield of M. arvensis L. was 0.9–1.4%.
Observation Essential oil yield of M. longifolia (L.) Huds. was 0.7–2.5%.
Observation 75 essential-oil compounds were identified in Mentha × piperita L..
Observation 89 essential-oil compounds were identified in M. spicata L..
Observation 67 essential-oil compounds were identified in M. arvensis L..
Observation menthol was a main constituent of peppermint oil at 26.4–47.7%.
Observation menthone was a main constituent of peppermint oil at 13.6–31.9%.
Observation A M. spicata chemotype was rich in carvone (62.1–67.4%).
Observation A M. spicata chemotype was rich in piperitenone oxide (61.9%).
Observation A M. spicata chemotype was rich in α-terpinyl acetate (61.9%).
Observation A M. spicata chemotype was rich in trans-b-caryophyllene (11.4%).
Observation A M. spicata chemotype was rich in acetic acid,1-methyl-1-(4-methyl-5-oxo-cyclohex-3-enyl) ethyl ether (6.5%).
Observation Only M. arvensis oil contained trans-1-octen-3-ol at 3.8-7.7%.
Observation Only M. arvensis oil contained neryl propionate at 2.4%.
Observation trans- was a chemosystematic marker for M. arvensis at 16.0–19.1%.
Observation cis-b-ocimene was a chemosystematic marker for M. arvensis at 16.0–20.5%.
Observation All analyzed M. longifolia samples had high carvone concentration.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Calycinine, N-methyl-2,3,6-trimethoxy morphinandien-7-one and aristololactam AⅢa were identified.

Taxon: Fissistigma oldhamiiFissistigma oldhamiie1
Organ / stage: stems or roote2
Outcome: calycinine(1),N-methyl-2,3,6-trimethoxy morphinandien-7-one(2),aristololactam AⅢa(3)e0

Verbatim

e0
“Sixteen compounds were isolated and identified as:calycinine(1),N-methyl-2,3,6-trimethoxy morphinandien-7-one(2),aristololactam AⅢa(3)”
✓ located verbatim in the source · abstract, characters 234–368

e1
“Fissistigma oldhamii”
✓ located verbatim in the source · abstract, characters 61–81

e2
“stems or root”
✓ located verbatim in the source · abstract, characters 44–57

Title

Studies on the Active Constituents of Fissistigma oldhamii

Zong‐Ping Zheng; Jing Liang; Hu Li Chinese Journal of Natural Medicines 2005

Other claims from this paper (7)

Observation Xylopine, crebanine and isolaureline were identified.
Observation Asimilobine, duguevanine and corytuberine were identified.
Observation Aristololactam AⅡ, isoboldine and goniothalactam were identified.
Observation Glaucine, (-)-epicatechin and aristololactam BⅡ were identified.
Observation A substituted propenamide was identified.
Observation Compounds 3, 5, 12 and 15 were isolated from this plant for the first time.
Observation Compounds 6, 7, 8, 9, 11, 13, 14 and 16 were first isolated from Fissistigma.

“compounds were identified and/or isolated”

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