Search Results for compound
Searching compound for 3 carboxy 5 one returned 63572 results.
Displaying compounds 10826 - 10850 of 63572 in total
5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one
Matched name: … Kaempferol 3-O-rhamnodiglucoside …
Matched iupac: … 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy ... ,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one …
Matched description: … Kaempferol 3-o-rhamnodiglucoside can be found in tea, which makes kaempferol 3-o-rhamnodiglucoside a ... Kaempferol 3-o-rhamnodiglucoside is slightly soluble (in water) and a very weakly acidic compound (based …
Matched iupac: … 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy ... ,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one …
Matched description: … Kaempferol 3-o-rhamnodiglucoside can be found in tea, which makes kaempferol 3-o-rhamnodiglucoside a ... Kaempferol 3-o-rhamnodiglucoside is slightly soluble (in water) and a very weakly acidic compound (based …
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one
Matched name: … Quercetin 3-O-rhamnodiglucoside …
Matched iupac: … 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5 ... ,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one …
Matched description: … Quercetin 3-o-rhamnodiglucoside can be found in tea, which makes quercetin 3-o-rhamnodiglucoside a potential ... Quercetin 3-o-rhamnodiglucoside is slightly soluble (in water) and a very weakly acidic compound (based …
Matched iupac: … 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5 ... ,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-4H-chromen-4-one …
Matched description: … Quercetin 3-o-rhamnodiglucoside can be found in tea, which makes quercetin 3-o-rhamnodiglucoside a potential ... Quercetin 3-o-rhamnodiglucoside is slightly soluble (in water) and a very weakly acidic compound (based …
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}-1λ⁴-chromen-1-ylium
Matched name: … Cyanidin 3-glucosyl-rutinoside …
Matched iupac: … 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5 …
Matched description: … Cyanidin 3-rhamnosyl-glucosyl-glucoside can be found in asparagus and olive, which makes cyanidin 3-rhamnosyl-glucosyl-glucoside ... Cyanidin 3-rhamnosyl-glucosyl-glucoside is slightly soluble (in water) and a very weakly acidic compound …
Matched iupac: … 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-({[(2R,3R,4S,5S,6R)-3,4,5 …
Matched description: … Cyanidin 3-rhamnosyl-glucosyl-glucoside can be found in asparagus and olive, which makes cyanidin 3-rhamnosyl-glucosyl-glucoside ... Cyanidin 3-rhamnosyl-glucosyl-glucoside is slightly soluble (in water) and a very weakly acidic compound …
FDB008173
589-35-5
3-methylpentan-1-ol
Matched name: … 3-Methyl-1-pentanol …
Matched iupac: … 3-methylpentan-1-ol …
Matched description: … (±)-3-methyl-1-pentanol, also known as 3-ethylbutanol or 3-methyl-(.+/-.)-1-pentanol, is a member of ... Thus, (±)-3-methyl-1-pentanol is considered to be a fatty alcohol lipid molecule (±)-3-methyl-1-pentanol ... Within the cell, (±)-3-methyl-1-pentanol is primarily located in the cytoplasm. …
Matched iupac: … 3-methylpentan-1-ol …
Matched description: … (±)-3-methyl-1-pentanol, also known as 3-ethylbutanol or 3-methyl-(.+/-.)-1-pentanol, is a member of ... Thus, (±)-3-methyl-1-pentanol is considered to be a fatty alcohol lipid molecule (±)-3-methyl-1-pentanol ... Within the cell, (±)-3-methyl-1-pentanol is primarily located in the cytoplasm. …
FDB008379
505-10-2
3-(methylsulfanyl)propan-1-ol
Matched synonyms: … 3-methylthiopropanol ... 3-(Methylthio)propanol ... 1-Propanol, 3-(methylthio)- …
Matched name: … 3-(Methylthio)-1-propanol …
Matched iupac: … 3-(methylsulfanyl)propan-1-ol …
Matched description: … cheese, asparagus, tomato, shoyu, ham, roasted coffee, cooked clams, cooked shrimps, soy sauce etc. 3- …
Matched name: … 3-(Methylthio)-1-propanol …
Matched iupac: … 3-(methylsulfanyl)propan-1-ol …
Matched description: … cheese, asparagus, tomato, shoyu, ham, roasted coffee, cooked clams, cooked shrimps, soy sauce etc. 3- …
FDB008380
16630-55-0
3-(methylsulfanyl)propyl acetate
Matched synonyms: … 3-(Methylthio)propyl acetate ... 1-Propanol, 3-(methylthio)-, acetate …
Matched name: … 3-(Methylthio)propyl acetate …
Matched iupac: … 3-(methylsulfanyl)propyl acetate …
Matched name: … 3-(Methylthio)propyl acetate …
Matched iupac: … 3-(methylsulfanyl)propyl acetate …
2-methoxy-3-methylpyrazine
Matched synonyms: … 2-Methoxy-3-methylpyrazine ... Pyrazine, 2-methyl-3-methoxy …
Matched name: … 2-Methoxy-3-methylpyrazine …
Matched iupac: … 2-methoxy-3-methylpyrazine …
Matched description: … Main component (75%) of *FEMA 3183*, a mixture with its regioisomers. 2-Methoxy-3-methylpyrazine is found …
Matched name: … 2-Methoxy-3-methylpyrazine …
Matched iupac: … 2-methoxy-3-methylpyrazine …
Matched description: … Main component (75%) of *FEMA 3183*, a mixture with its regioisomers. 2-Methoxy-3-methylpyrazine is found …
FDB008710
498-00-0
4-(hydroxymethyl)-2-methoxyphenol
Matched synonyms: … 3-Methoxy-4-hydroxybenzyl alcohol ... a,4-Dihydroxy-3-methoxytoluene ... 4-Hydroxy-3-methoxy-benzenemethanol …
Matched name: … 4-Hydroxy-3-methoxybenzenemethanol …
Matched description: … Constituent of Capsicum subspecies; flavouring ingredient. 4-Hydroxy-3-methoxybenzenemethanol is found …
Matched name: … 4-Hydroxy-3-methoxybenzenemethanol …
Matched description: … Constituent of Capsicum subspecies; flavouring ingredient. 4-Hydroxy-3-methoxybenzenemethanol is found …
FDB009551
4938-52-7
hept-1-en-3-ol
Matched synonyms: … 1-Hepten-3-ol ... heptene-1-ol-3 …
Matched name: … (+/-)-1-Hepten-3-ol …
Matched iupac: … hept-1-en-3-ol …
Matched description: … (+/-)-1-hepten-3-ol is a member of the class of compounds known as secondary alcohols. ... slightly soluble (in water) and an extremely weak acidic compound (based on its pKa). (+/-)-1-hepten-3- ... an acrylate, green, and metallic tasting compound found in pot marjoram, which makes (+/-)-1-hepten-3- …
Matched name: … (+/-)-1-Hepten-3-ol …
Matched iupac: … hept-1-en-3-ol …
Matched description: … (+/-)-1-hepten-3-ol is a member of the class of compounds known as secondary alcohols. ... slightly soluble (in water) and an extremely weak acidic compound (based on its pKa). (+/-)-1-hepten-3- ... an acrylate, green, and metallic tasting compound found in pot marjoram, which makes (+/-)-1-hepten-3- …
FDB010907
44987-72-6
(3R)-3-hydroxyoctanoic acid
Matched synonyms: … (R)-3-OH Octanoate ... (R)-3-OH-Caprylate ... (3R)-3-Hydroxy-octanoate …
Matched name: … (R)-3-Hydroxyoctanoic acid …
Matched iupac: … (3R)-3-hydroxyoctanoic acid …
Matched name: … (R)-3-Hydroxyoctanoic acid …
Matched iupac: … (3R)-3-hydroxyoctanoic acid …
FDB011312
102067-92-5
5,7-dihydroxy-2-{2,3,4,5-tetrahydroxy-6-oxo-6H-benzo[7]annulen-8-yl}-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
Matched synonyms: … Epitheaflagallin 3-O-gallate …
Matched name: … Epitheaflagallin 3-O-gallate …
Matched iupac: … 5,7-dihydroxy-2-{2,3,4,5-tetrahydroxy-6-oxo-6H-benzo[7]annulen-8-yl}-3,4-dihydro-2H-1-benzopyran-3-yl …
Matched description: … Epitheaflagallin 3-O-gallate is found in tea. …
Matched name: … Epitheaflagallin 3-O-gallate …
Matched iupac: … 5,7-dihydroxy-2-{2,3,4,5-tetrahydroxy-6-oxo-6H-benzo[7]annulen-8-yl}-3,4-dihydro-2H-1-benzopyran-3-yl …
Matched description: … Epitheaflagallin 3-O-gallate is found in tea. …
FDB011408
31501-11-8
(3Z)-hex-3-en-1-yl hexanoate
Matched synonyms: … (3Z)-3-Hexenyl hexanoate ... (Z)-3-hexenyl hexanoate ... (Z)-Hex-3-enyl hexanoate …
Matched name: … cis-3-Hexenyl hexanoate …
Matched iupac: … (3Z)-hex-3-en-1-yl hexanoate …
Matched description: … cis-3-Hexenyl hexanoate belongs to the class of organic compounds known as fatty acid esters. ... These are carboxylic ester derivatives of a fatty acid. cis-3-Hexenyl hexanoate is very hydrophobic, ... practically insoluble in water, and relatively neutral. cis-3-Hexenyl hexanoate has a fruity, grassy, …
Matched name: … cis-3-Hexenyl hexanoate …
Matched iupac: … (3Z)-hex-3-en-1-yl hexanoate …
Matched description: … cis-3-Hexenyl hexanoate belongs to the class of organic compounds known as fatty acid esters. ... These are carboxylic ester derivatives of a fatty acid. cis-3-Hexenyl hexanoate is very hydrophobic, ... practically insoluble in water, and relatively neutral. cis-3-Hexenyl hexanoate has a fruity, grassy, …
FDB011950
58322-78-4
1,2,8-trihydroxy-3-methyl-9,10-dihydroanthracene-9,10-dione
Matched synonyms: … 1,2,8-Trihydroxy-3-methyl-9,10-anthracenedione, 9CI …
Matched name: … 1,2,8-Trihydroxy-3-methylanthraquinone …
Matched iupac: … 1,2,8-trihydroxy-3-methyl-9,10-dihydroanthracene-9,10-dione …
Matched name: … 1,2,8-Trihydroxy-3-methylanthraquinone …
Matched iupac: … 1,2,8-trihydroxy-3-methyl-9,10-dihydroanthracene-9,10-dione …
FDB012054
1885-38-7
(2Z)-3-phenylprop-2-enenitrile
Matched synonyms: … (E)-3-Phenylacrylonitrile ... 3-Phenylacrylonitrile ... (E)3-Phenylacrylonitrile …
Matched name: … 3-Phenyl-2-propenenitrile …
Matched iupac: … (2Z)-3-phenylprop-2-enenitrile …
Matched description: … 3-phenyl-2-propenenitrile is a member of the class of compounds known as styrenes. ... Styrenes are organic compounds containing an ethenylbenzene moiety. 3-phenyl-2-propenenitrile is a cassia ... , cinnamon, and cumin tasting compound found in fig, which makes 3-phenyl-2-propenenitrile a potential …
Matched name: … 3-Phenyl-2-propenenitrile …
Matched iupac: … (2Z)-3-phenylprop-2-enenitrile …
Matched description: … 3-phenyl-2-propenenitrile is a member of the class of compounds known as styrenes. ... Styrenes are organic compounds containing an ethenylbenzene moiety. 3-phenyl-2-propenenitrile is a cassia ... , cinnamon, and cumin tasting compound found in fig, which makes 3-phenyl-2-propenenitrile a potential …
6,14-dimethoxy-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-2(7),3,5,11(16),12,14-hexaen-5-ol
Matched synonyms: … 3-Hydroxy-4,9-dimethoxypterocarpan …
Matched name: … 3-Hydroxy-4,9-dimethoxypterocarpan …
Matched iupac: … 6,14-dimethoxy-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-2(7),3,5,11(16),12,14-hexaen-5-ol …
Matched description: … Constituent of Trifolium repens (white clover). 3-Hydroxy-4,9-dimethoxypterocarpan is found in tea, herbs …
Matched name: … 3-Hydroxy-4,9-dimethoxypterocarpan …
Matched iupac: … 6,14-dimethoxy-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-2(7),3,5,11(16),12,14-hexaen-5-ol …
Matched description: … Constituent of Trifolium repens (white clover). 3-Hydroxy-4,9-dimethoxypterocarpan is found in tea, herbs …
FDB012440
57-06-7
3-isothiocyanatoprop-1-ene
Matched synonyms: … 3-isothiocyanatopropene ... 1-Propene, 3-isothiocyanato- ... 3-isothiocyanatoprop-1-ene …
Matched name: … 3-Isothiocyanato-1-propene …
Matched iupac: … 3-isothiocyanatoprop-1-ene …
Matched name: … 3-Isothiocyanato-1-propene …
Matched iupac: … 3-isothiocyanatoprop-1-ene …
FDB013405
64236-23-3
2-methyl-3-(3,7,11,15-tetramethylhexadecyl)-1,4-dihydronaphthalene-1,4-dione
Matched synonyms: … 2',3'-Dihydrovitamin K1 ... 2',3'-Dihydrophylloquinone ... 2-Methyl-3-(3,7,11,15-tetramethylhexadecyl)-1,4-naphthalenedione, 9CI …
Matched name: … 2',3'-Dihydro-phytomenadione …
Matched iupac: … 2-methyl-3-(3,7,11,15-tetramethylhexadecyl)-1,4-dihydronaphthalene-1,4-dione …
Matched description: … About 15-fold less potent than natural vitamin K1 in chick blood coagulation assay. 2',3'-Dihydro-phytomenadione …
Matched name: … 2',3'-Dihydro-phytomenadione …
Matched iupac: … 2-methyl-3-(3,7,11,15-tetramethylhexadecyl)-1,4-dihydronaphthalene-1,4-dione …
Matched description: … About 15-fold less potent than natural vitamin K1 in chick blood coagulation assay. 2',3'-Dihydro-phytomenadione …
FDB013471
170660-62-5
3-(dichloromethylidene)pyrrolidine-2,5-dione
Matched name: … 3-(Dichloromethylene)-2,5-pyrrolidinedione …
Matched iupac: … 3-(dichloromethylidene)pyrrolidine-2,5-dione …
Matched iupac: … 3-(dichloromethylidene)pyrrolidine-2,5-dione …
(3Z)-non-3-enoic acid
Matched name: … xi-3-Nonenoic acid …
Matched iupac: … (3Z)-non-3-enoic acid …
Matched description: … Isolated from grapes and strawberries. xi-3-Nonenoic acid is found in fruits. …
Matched iupac: … (3Z)-non-3-enoic acid …
Matched description: … Isolated from grapes and strawberries. xi-3-Nonenoic acid is found in fruits. …
FDB014438
1449-09-8
(1S,3R,6S,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-15-[(2R)-6-methyl-5-methylideneheptan-2-yl]pentacyclo[9.7.0.0^{1,3}.0^{3,8}.0^{12,16}]octadecan-6-ol
Matched synonyms: … 24-Methylene-9,19-cyclolanostan-3-ol, 9CI …
Matched name: … 24-Methylenecycloartan-3-ol …
Matched iupac: … (1S,3R,6S,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-15-[(2R)-6-methyl-5-methylideneheptan-2-yl]pentacyclo …
Matched description: … 24-methylenecycloartan-3-ol belongs to cycloartanols and derivatives class of compounds. ... (in water) and an extremely weak acidic compound (based on its pKa). 24-methylenecycloartan-3-ol can ... Those are steroids containing a cycloartanol moiety. 24-methylenecycloartan-3-ol is practically insoluble …
Matched name: … 24-Methylenecycloartan-3-ol …
Matched iupac: … (1S,3R,6S,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-15-[(2R)-6-methyl-5-methylideneheptan-2-yl]pentacyclo …
Matched description: … 24-methylenecycloartan-3-ol belongs to cycloartanols and derivatives class of compounds. ... (in water) and an extremely weak acidic compound (based on its pKa). 24-methylenecycloartan-3-ol can ... Those are steroids containing a cycloartanol moiety. 24-methylenecycloartan-3-ol is practically insoluble …
FDB015027
2110-18-1
2-(3-phenylpropyl)pyridine
Matched synonyms: … 2-(3-Phenylpropyl)-pyridine ... alpha-(3-Phenylpropyl)pyridine ... Pyridine, 2-(3-phenylpropyl)- …
Matched name: … 2-(3-Phenylpropyl)pyridine …
Matched iupac: … 2-(3-phenylpropyl)pyridine …
Matched name: … 2-(3-Phenylpropyl)pyridine …
Matched iupac: … 2-(3-phenylpropyl)pyridine …
FDB015032
3208-40-0
2-(3-phenylpropyl)oxolane
Matched synonyms: … 1-Phenyl-3-(Tetrahydrofuryl-2)propane ... Tetrahydro-2-(3-phenylpropyl)furan ... alpha-(3-Phenylpropyl)tetrahydrofuran …
Matched name: … 2-(3-Phenylpropyl)tetrahydrofuran …
Matched iupac: … 2-(3-phenylpropyl)oxolane …
Matched name: … 2-(3-Phenylpropyl)tetrahydrofuran …
Matched iupac: … 2-(3-phenylpropyl)oxolane …
FDB016399
69624-79-9
2-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl]oxy}-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl 3,4,5-trihydroxybenzoate
Matched synonyms: … Quercetin 3-(2''-galloylglucoside) …
Matched name: … Quercetin 3-(2-galloylglucoside) …
Matched iupac: … -3-yl 3,4,5-trihydroxybenzoate ... 2-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl]oxy}-4,5-dihydroxy-6-(hydroxymethyl)oxan …
Matched description: … Quercetin 3-(2-galloylglucoside) is found in japanese persimmon and fruits. …
Matched name: … Quercetin 3-(2-galloylglucoside) …
Matched iupac: … -3-yl 3,4,5-trihydroxybenzoate ... 2-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl]oxy}-4,5-dihydroxy-6-(hydroxymethyl)oxan …
Matched description: … Quercetin 3-(2-galloylglucoside) is found in japanese persimmon and fruits. …
FDB016624
101021-30-1
3-[(3-{[3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy}-4,5-dihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl)oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-6-methoxy-4H-chromen-4-one
Matched synonyms: … Patuletin 3-(2''-apiosylgentiobioside) ... Patuletin 3-glucosyl-(1->6)[apiosyl-(1->2)-glucoside] ... Patuletin 3-[apiosyl-(1->2)-[glucosyl-(1->6)]-glucoside] …
Matched name: … Patuletin 3-(2''-apiosylgentiobioside) …
Matched iupac: … 3-[(3-{[3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy}-4,5-dihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl ... )oxan-2-yl]oxy}methyl)oxan-2-yl)oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-6-methoxy-4H-chromen-4-one …
Matched description: … Patuletin 3-(2''-apiosylgentiobioside) is found in green vegetables and spinach. …
Matched name: … Patuletin 3-(2''-apiosylgentiobioside) …
Matched iupac: … 3-[(3-{[3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy}-4,5-dihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl ... )oxan-2-yl]oxy}methyl)oxan-2-yl)oxy]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-6-methoxy-4H-chromen-4-one …
Matched description: … Patuletin 3-(2''-apiosylgentiobioside) is found in green vegetables and spinach. …
FDB016731
1576-77-8
(3E)-hept-3-en-1-yl acetate
Matched synonyms: … (E)-3-Heptenyl acetate ... (E)-Hept-3-enyl acetate ... (Z)-Hept-3-enyl acetate …
Matched name: … (E)-3-Heptenyl acetate …
Matched iupac: … (3E)-hept-3-en-1-yl acetate …
Matched name: … (E)-3-Heptenyl acetate …
Matched iupac: … (3E)-hept-3-en-1-yl acetate …