摩熵化学
数据库官网
小程序
打开微信扫一扫
首页 分子通 化学资讯 化学百科 反应查询 关于我们
请输入关键词
历史搜索
    热门化合物HOT
    • 喹啉
    • 水杨醛
    • 二溴甲烷
    • 谷胱甘肽
    • L-乳酸
    • 苯巴比妥
    • 辣椒碱
    • 非那明
    • 百草枯
    • 联苯烯
    首页 分子通 字母
    按分子首字母查询
    按分子CAS号查询
    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 6-hydroxy-4-(4-hydroxyphenyl)-7-methoxy-2H-1-benzopyran-2-one 58115-08-5 C16H12O5
    6-hydroxy-4-(4-hydroxyphenyl)-7-methoxy-2H-1-benzopyran-2-one
    —— (6-Ethyl-4-methyl-2-oxochromen-7-yl) 2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-methylsulfanylbutanoate —— C22H29NO6S
    (6-Ethyl-4-methyl-2-oxochromen-7-yl) 2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-methylsulfanylbutanoate
    —— 6-[5-Hydroxy-2-[4-[3-hydroxy-7-(4-hydroxy-3-methoxyphenyl)-5-oxohepta-1,3,6-trienyl]-2-methoxyphenoxy]-4-methylcyclohex-3-en-1-yl]-2-methylhept-2-en-4-one —— C36H42O8
    6-[5-Hydroxy-2-[4-[3-hydroxy-7-(4-hydroxy-3-methoxyphenyl)-5-oxohepta-1,3,6-trienyl]-2-methoxyphenoxy]-4-methylcyclohex-3-en-1-yl]-2-methylhept-2-en-4-one
    —— 6-Chloro-4-(1,4-dioxa-8-azoniaspiro[4.5]decan-8-ylmethyl)-2-oxochromen-7-olate —— C17H18ClNO5
    6-Chloro-4-(1,4-dioxa-8-azoniaspiro[4.5]decan-8-ylmethyl)-2-oxochromen-7-olate
    —— 6-(7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl)-3,4-dihydroxy-2-methylhept-2-enoic acid —— C30H44O8
    6-(7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl)-3,4-dihydroxy-2-methylhept-2-enoic acid
    —— 6-[[4-(1-hydroxycyclohexyl)triazol-1-yl]methyl]-N-methyl-N-prop-2-enyl-1-azabicyclo[2.2.2]octane-3-carboxamide —— C21H33N5O2
    6-[[4-(1-hydroxycyclohexyl)triazol-1-yl]methyl]-N-methyl-N-prop-2-enyl-1-azabicyclo[2.2.2]octane-3-carboxamide
    —— 6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-(3,4,5-trihydroxyoxan-2-yl)oxychromen-4-one —— C32H38O18
    6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-(3,4,5-trihydroxyoxan-2-yl)oxychromen-4-one
    —— 6-Ethenyl-5-(3-hydroxyprop-1-en-2-yl)-3,6-dimethyl-3,3a,4,5,7,7a-hexahydro-1-benzofuran-2-one —— C15H22O3
    6-Ethenyl-5-(3-hydroxyprop-1-en-2-yl)-3,6-dimethyl-3,3a,4,5,7,7a-hexahydro-1-benzofuran-2-one
    —— 6-Hydroxy-3,7,9-trimethoxy-3-methyl-1,4-dihydrobenzo[g]isochromene-5,10-dione —— C17H18O7
    6-Hydroxy-3,7,9-trimethoxy-3-methyl-1,4-dihydrobenzo[g]isochromene-5,10-dione
    —— [6-[(5,7-Dihydroxy-4-methyl-1,2,3,4-tetrahydronaphthalen-2-yl)oxy]-4,5-dihydroxy-3-[3-(4-hydroxyphenyl)prop-2-enoyloxy]oxan-2-yl]methyl 3-(4-hydroxyphenyl)prop-2-enoate —— C35H36O12
    [6-[(5,7-Dihydroxy-4-methyl-1,2,3,4-tetrahydronaphthalen-2-yl)oxy]-4,5-dihydroxy-3-[3-(4-hydroxyphenyl)prop-2-enoyloxy]oxan-2-yl]methyl 3-(4-hydroxyphenyl)prop-2-enoate
    —— 6-Formyl-5-hydroxy-7-methoxy-4-methylphthalide —— C11H10O5
    6-Formyl-5-hydroxy-7-methoxy-4-methylphthalide
    —— 6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1H-2-benzofuran-5-yl)-4-methyl-N-(4-pyridin-2-yl-1,3-thiazol-2-yl)hex-4-enamide —— C25H25N3O5S
    6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1H-2-benzofuran-5-yl)-4-methyl-N-(4-pyridin-2-yl-1,3-thiazol-2-yl)hex-4-enamide
    —— [6-Formyl-10-(hydroxymethyl)-4-(2-methylbutanoyloxy)-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-5-yl] octadeca-9,12,15-trienoate —— C38H54O8
    [6-Formyl-10-(hydroxymethyl)-4-(2-methylbutanoyloxy)-3-methylidene-2-oxo-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-5-yl] octadeca-9,12,15-trienoate
    —— 6-(2-hydroxy-2-oxo-4H-1,3,2lambda5-dioxaphosphinin-6-yl)-1H-pteridine-2,4-dione —— C9H7N4O6P
    6-(2-hydroxy-2-oxo-4H-1,3,2lambda5-dioxaphosphinin-6-yl)-1H-pteridine-2,4-dione
    —— 6-Benzyl-3-butan-2-yl-13-hexan-2-yl-9-propan-2-yl-1-oxa-2,5,8-triazacyclotridecane-4,7,10,11-tetrone —— C29H45N3O5
    6-Benzyl-3-butan-2-yl-13-hexan-2-yl-9-propan-2-yl-1-oxa-2,5,8-triazacyclotridecane-4,7,10,11-tetrone
    —— 6,12-Dihydroxy-17-(2-hydroxy-6-methylhept-5-en-2-yl)-4,4,8,10,14-pentamethyl-1,2,5,6,7,9,11,12,13,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one —— C30H50O4
    6,12-Dihydroxy-17-(2-hydroxy-6-methylhept-5-en-2-yl)-4,4,8,10,14-pentamethyl-1,2,5,6,7,9,11,12,13,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
    —— 6,9-Dimethyl-1,2,3,4-tetrahydrocarbazol-1-one 3449-52-3 C14H15NO
    6,9-Dimethyl-1,2,3,4-tetrahydrocarbazol-1-one
    —— (6,6a,7,9-tetrahydroxy-6,9-dimethyl-3-methylidene-2-oxo-4,5,7,8,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-8-yl) acetate —— C17H24O8
    (6,6a,7,9-tetrahydroxy-6,9-dimethyl-3-methylidene-2-oxo-4,5,7,8,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-8-yl) acetate
    —— 6-(3,7-Dimethylocta-2,6-dienyl)-5,7-dihydroxy-8-(2-methylbutanoyl)-4-propylchromen-2-one —— C27H36O5
    6-(3,7-Dimethylocta-2,6-dienyl)-5,7-dihydroxy-8-(2-methylbutanoyl)-4-propylchromen-2-one
    —— 6-[[2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-ylmethyl(2-methoxyethyl)amino]methyl]-4-ethyl-7-hydroxy-8-methylchromen-2-one —— C26H38N2O4
    6-[[2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-ylmethyl(2-methoxyethyl)amino]methyl]-4-ethyl-7-hydroxy-8-methylchromen-2-one
    —— 6-(4-bromo-phenyl)-2,3,5,6-tetrahydro-imidazo[2,1-<i>b</i>]thiazole 6646-46-4 C11H11BrN2S
    6-(4-bromo-phenyl)-2,3,5,6-tetrahydro-imidazo[2,1-<i>b</i>]thiazole
    —— (6,9-dimethyl-3-methylidene-2,8-dioxo-4,6a,7,9,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-4-yl) 2-(hydroxymethyl)prop-2-enoate —— C19H22O6
    (6,9-dimethyl-3-methylidene-2,8-dioxo-4,6a,7,9,9a,9b-hexahydro-3aH-azuleno[4,5-b]furan-4-yl) 2-(hydroxymethyl)prop-2-enoate
    —— 6-chloro-N-(6-oxo-7,11-diazatricyclo[7.3.1.02,7]trideca-2,4-diene-11-carbothioyl)pyridine-3-carboxamide —— C18H17ClN4O2S
    6-chloro-N-(6-oxo-7,11-diazatricyclo[7.3.1.02,7]trideca-2,4-diene-11-carbothioyl)pyridine-3-carboxamide
    —— 6-Acetyl-7,9-dihydroxy-2-[1-[(3-methoxy-2-propan-2-yloxyphenyl)methylamino]ethylidene]-8,9b-dimethyldibenzofuran-1,3-dione —— C29H31NO8
    6-Acetyl-7,9-dihydroxy-2-[1-[(3-methoxy-2-propan-2-yloxyphenyl)methylamino]ethylidene]-8,9b-dimethyldibenzofuran-1,3-dione
    —— 6-hydroxyxanthopurpurin 69008-07-7 C14H8O5
    6-hydroxyxanthopurpurin
    —— 6-Benzyl-2-(2-ethoxyphenyl)-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione —— C29H27N3O3
    6-Benzyl-2-(2-ethoxyphenyl)-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione
    —— 6-Acetyl-4-[3',4'-dihydroxy-2-(2-hydroxyethyl)-6'-(hydroxymethyl)-8-methylspiro[4,12-dioxatetracyclo[7.7.1.02,7.014,17]heptadeca-1(16),14(17)-diene-11,5'-oxane]-2'-yl]oxy-5,8-dihydroxy-7-methylnaphthalene-2-carboxylic acid —— C37H44O13
    6-Acetyl-4-[3',4'-dihydroxy-2-(2-hydroxyethyl)-6'-(hydroxymethyl)-8-methylspiro[4,12-dioxatetracyclo[7.7.1.02,7.014,17]heptadeca-1(16),14(17)-diene-11,5'-oxane]-2'-yl]oxy-5,8-dihydroxy-7-methylnaphthalene-2-carboxylic acid
    —— 6'-[6-[(6-Aminopyridin-3-yl)methyl]-2-[3,4-dihydroxy-5-(2-hydroxyethyl)phenyl]-5-hydroxy-4-oxochromen-7-yl]oxy-3',4',5',9,10,11-hexahydroxy-3-oxospiro[2,12-dioxabicyclo[6.3.1]dodec-6-yne-4,2'-oxane]-8-carboxylic acid —— C38H36N2O19
    6'-[6-[(6-Aminopyridin-3-yl)methyl]-2-[3,4-dihydroxy-5-(2-hydroxyethyl)phenyl]-5-hydroxy-4-oxochromen-7-yl]oxy-3',4',5',9,10,11-hexahydroxy-3-oxospiro[2,12-dioxabicyclo[6.3.1]dodec-6-yne-4,2'-oxane]-8-carboxylic acid
    —— 6-[[11-Carboxy-9-hydroxy-4-(hydroxymethyl)-4,6a,6b,8a,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3-[4,5-dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-4,5-dihydroxyoxane-2-carboxylic acid —— C48H76O20
    6-[[11-Carboxy-9-hydroxy-4-(hydroxymethyl)-4,6a,6b,8a,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3-[4,5-dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-4,5-dihydroxyoxane-2-carboxylic acid
    —— 6,7-dimethyl-4-(1,2,3,4,5-pentahydroxypentyl)-1H-quinoxaline-2,3-dione —— C15H20N2O7
    6,7-dimethyl-4-(1,2,3,4,5-pentahydroxypentyl)-1H-quinoxaline-2,3-dione
    —— 6-[3,7-dihydroxy-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromen-4-yl]-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol —— C30H26O9
    6-[3,7-dihydroxy-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromen-4-yl]-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
    —— 6-(3-Hydroxy-2-methylpropyl)-1-methyl-3-[(1-methylindol-3-yl)methyl]piperazine-2,5-dione —— C19H25N3O3
    6-(3-Hydroxy-2-methylpropyl)-1-methyl-3-[(1-methylindol-3-yl)methyl]piperazine-2,5-dione
    —— 6,7-dihydroxy-1,6-dimethyl-2,7,8,9-tetrahydro-1H-naphtho[1,2-g][1]benzofuran-10,11-dione —— C18H18O5
    6,7-dihydroxy-1,6-dimethyl-2,7,8,9-tetrahydro-1H-naphtho[1,2-g][1]benzofuran-10,11-dione
    —— 6-[[4-(3-aminophenyl)triazol-1-yl]methyl]-N-(furan-2-ylmethyl)-1-azabicyclo[2.2.2]octane-3-carboxamide —— C22H26N6O2
    6-[[4-(3-aminophenyl)triazol-1-yl]methyl]-N-(furan-2-ylmethyl)-1-azabicyclo[2.2.2]octane-3-carboxamide
    —— 6,7-dihydroxy-8a-methyl-1-[3-(2-methylfuran-3-yl)-3-oxopropyl]-2,3,5,6,7,8-hexahydro-1H-naphthalene-2-carboxylic acid —— C20H26O6
    6,7-dihydroxy-8a-methyl-1-[3-(2-methylfuran-3-yl)-3-oxopropyl]-2,3,5,6,7,8-hexahydro-1H-naphthalene-2-carboxylic acid
    —— 6-butyl-10-methyl-3-(3,4,5-trimethoxybenzyl)-3,4-dihydrochromeno[6,7-e][1,3]oxazin-8(2H)-one —— C26H31NO6
    6-butyl-10-methyl-3-(3,4,5-trimethoxybenzyl)-3,4-dihydrochromeno[6,7-e][1,3]oxazin-8(2H)-one
    —— 6-[[8a-Carboxy-2-hydroxy-4-(hydroxymethyl)-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-[3,5-dihydroxy-6-(hydroxymethyl)-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-3,5-dihydroxyoxane-2-carboxylic acid —— C48H76O20
    6-[[8a-Carboxy-2-hydroxy-4-(hydroxymethyl)-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-[3,5-dihydroxy-6-(hydroxymethyl)-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-3,5-dihydroxyoxane-2-carboxylic acid
    —— 6,20,25,26,27-Pentahydroxy-24-(hydroxymethyl)-8-methylspiro[32,33-dioxa-16,18-diazaheptacyclo[15.13.1.12,28.124,28.03,12.05,10.013,31]tritriaconta-1,3(12),5(10),6,8,13(31),14,16,22-nonaene-21,1'-cyclopentane]-4,11-dione —— C35H36N2O10
    6,20,25,26,27-Pentahydroxy-24-(hydroxymethyl)-8-methylspiro[32,33-dioxa-16,18-diazaheptacyclo[15.13.1.12,28.124,28.03,12.05,10.013,31]tritriaconta-1,3(12),5(10),6,8,13(31),14,16,22-nonaene-21,1'-cyclopentane]-4,11-dione
    —— (6-hydroxy-5,8a-dimethyl-1-methylidene-2-oxo-4,5,5a,6,7,8,9,9a-octahydro-3aH-azuleno[6,5-b]furan-9-yl) but-2-enoate —— C19H26O5
    (6-hydroxy-5,8a-dimethyl-1-methylidene-2-oxo-4,5,5a,6,7,8,9,9a-octahydro-3aH-azuleno[6,5-b]furan-9-yl) but-2-enoate
    —— 6-[8-(2,3-Dihydroxypropyl)-7-(3-hydroxyoct-1-enyl)-5,6,9,10,11,12-hexahydrobenzo[10]annulen-10-yl]-4-(ethylamino)hexanoic acid —— C33H53NO5
    6-[8-(2,3-Dihydroxypropyl)-7-(3-hydroxyoct-1-enyl)-5,6,9,10,11,12-hexahydrobenzo[10]annulen-10-yl]-4-(ethylamino)hexanoic acid
    —— 6-methoxy-N-{2-[2-methyl-5-(trifluoromethoxy)-1H-indol-3-yl]ethyl}-2-oxo-2H-chromene-3-carboxamide —— C23H19F3N2O5
    6-methoxy-N-{2-[2-methyl-5-(trifluoromethoxy)-1H-indol-3-yl]ethyl}-2-oxo-2H-chromene-3-carboxamide
    —— (6,9,10-Trimethyl-4,14-dioxatetracyclo[7.5.0.01,13.03,7]tetradeca-3(7),5-dien-8-yl) 2-methylprop-2-enoate —— C19H24O4
    (6,9,10-Trimethyl-4,14-dioxatetracyclo[7.5.0.01,13.03,7]tetradeca-3(7),5-dien-8-yl) 2-methylprop-2-enoate
    —— 6-But-2-en-2-yl-3-(hydroxymethyl)pyran-2-one —— C10H12O3
    6-But-2-en-2-yl-3-(hydroxymethyl)pyran-2-one
    —— 6-Bromo-2-(2,3-dihydro-benzo[1,4]dioxin-6-yl)-chroman-4-one 136498-38-9 C17H13BrO4
    6-Bromo-2-(2,3-dihydro-benzo[1,4]dioxin-6-yl)-chroman-4-one
    —— 6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid —— C53H84O22
    6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid
    —— [6-[[5-(3,4-Dihydroxy-5,6-dimethyloxan-2-yl)oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-3,4,5-trihydroxyoxan-2-yl] 10-[3-[3,5-dihydroxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxy-5-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,7,8,8a,10,11,12,13,14b-tetradecahydropicene-4a-carboxylate —— C66H108O30
    [6-[[5-(3,4-Dihydroxy-5,6-dimethyloxan-2-yl)oxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-3,4,5-trihydroxyoxan-2-yl] 10-[3-[3,5-dihydroxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxy-5-hydroxy-2,2,6a,6b,9,9,12a-heptamethyl-1,3,4,5,6,6a,7,8,8a,10,11,12,13,14b-tetradecahydropicene-4a-carboxylate
    —— 6-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2,3-dimethylheptane-1,2-diol —— C28H48O3
    6-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2,3-dimethylheptane-1,2-diol
    —— (6-Acetyloxy-5-benzoyloxy-2-ethoxy-1-hydroxycyclohex-3-en-1-yl)methyl benzoate —— C25H26O8
    (6-Acetyloxy-5-benzoyloxy-2-ethoxy-1-hydroxycyclohex-3-en-1-yl)methyl benzoate
    —— 6-(1,2,4,4a,5,6-Hexahydrobenzo[f]isochromen-10b-yl)-14-amino-20-(3-ethyl-6-hydroxyhexyl)-2,19-dioxa-11,13-diazapentacyclo[23.3.1.18,11.04,9.012,17]triaconta-1(28),4,6,8(30),9,12(17),15,25(29),26-nonaene-22,28-diol —— C47H59N3O6
    6-(1,2,4,4a,5,6-Hexahydrobenzo[f]isochromen-10b-yl)-14-amino-20-(3-ethyl-6-hydroxyhexyl)-2,19-dioxa-11,13-diazapentacyclo[23.3.1.18,11.04,9.012,17]triaconta-1(28),4,6,8(30),9,12(17),15,25(29),26-nonaene-22,28-diol
    —— [6-(1-Acetyloxy-3-methyl-4-oxobut-2-enyl)-2,5-dioxo-7-oxabicyclo[4.1.0]hept-3-en-3-yl]methyl acetate —— C16H16O8
    [6-(1-Acetyloxy-3-methyl-4-oxobut-2-enyl)-2,5-dioxo-7-oxabicyclo[4.1.0]hept-3-en-3-yl]methyl acetate