| 1 | 7098-80-8 | 甲基丙烯酸 2,2-二甲基-1,3-二氧环戊烷-4-甲醇酯 | GMAK | C10H16O4
| 单体;高分子科学 | |
| 2 | 6947-04-2 | ETHYL 1,4-DIOXASPIRO[4.4]NONANE-8-CARBOXYLATE | NSC57393 | C10H16O4
| | |
| 3 | 110414-77-2 | Gelsemiol | Gelsemiol | C10H16O4
| 标准品;环烯醚萜;植物提取物 | |
| 4 | 845507-81-5 | 845507-81-5 | 845507-81-5 | C10H16O4
| | |
| 5 | 6998-82-9 | NISTC6998829 | NISTC6998829 | C10H16O4
| | |
| 6 | 132237-63-9 | Alyxialactone | Alyxialactone | C10H16O4
| | |
| 7 | 2432-63-5 | 顺丁烯二酸二丙酯 | dipropyl maleate | C10H16O4
| 有机原料;有机酸酯 | |
| 8 | 140460-53-3 | decarestrictine C | decarestrictine C | C10H16O4
| | |
| 9 | 132339-37-8 | 4-Epialyxialactone | 4-Epialyxialactone | C10H16O4
| 环烯醚萜 | |
| 10 | 10099-70-4 | 马来酸二异丙酯 | Diisopropyl maleate | C10H16O4
| 有毒物质;杂质对照品 | |
| 11 | 100922-16-5 | t-Butylethylfumarate | t-Butylethylfumarate | C10H16O4
| | |
| 12 | 2049-80-1 | 烯丙基丙二酸二乙酯 | Diethyl allylmalonate | C10H16O4
| 合成;有机原料;有机中间体 | 医药中间体;农药中间体 |
| 13 | 53377-64-3 | 7,10-dioxodecanoic acid | 7,10-dioxodecanoic acid | C10H16O4
| | |
| 14 | 6048-93-7 | 2-癸烯-1,10-二甲酸 | 2-Decene-1,10-dioic Acid | C10H16O4
| | |
| 15 | 9010-88-2 | 聚甲基丙烯酸甲酯 | POLY(METHYL METHACRYLATE) | C10H16O4
| 化工原料;感光功能高分子材料 | |
| 16 | 560-09-8 | (1S,3R)-(-)-樟脑酸 | (1S,3R)-(-)-Camphoric acid | C10H16O4
| 手性砌块;羰基化合物 | |
| 17 | 42392-68-7 | 环丙基丙二酸 二乙酯 | Diethyl Cyclopropylmalonate | C10H16O4
| | |
| 18 | 4355-11-7 | 1,1-环己基二乙酸 | 1,1-Cyclohexanediacetic acid | C10H16O4
| 羧酸;原料;有机;中间体;通用试剂;有机砌块;医药原料;香精香料;有机原料;生化试剂 | 医药 |
| 19 | 1759-71-3 | 1,2-环己二甲酸二甲酯 | 1,2-Cyclohexanediol diacetate | C10H16O4
| 医药中间体 | |
| 20 | 6802-75-1 | 亚异丙基丙二酸二乙酯 | diethyl isopropylidenemalonate | C10H16O4
| 酯;羰基化合物 | |
| 21 | 22644-89-9 | (Z)-2,3-二甲基马来酸二乙酯 | (Z)-diethyl 2,3-dimethylmaleate | C10H16O4
| | |
| 22 | 91057-81-7 | 1α,2α-Cyclohexanediacetic acid | 1α,2α-Cyclohexanediacetic acid | C10H16O4
| | |
| 23 | 777-95-7 | 1,6-Dioxacyclododecane-7,12-dione | 1,6-Dioxacyclododecane-7,12-dione | C10H16O4
| | |
| 24 | 36983-32-1 | 乙基 6-甲基-2,4-二氧亚基庚酯 | ethyl 6-methyl-2,4-dioxoheptanoate | C10H16O4
| | |
| 25 | 1179864-54-0 | 5-(氯甲基)-3-环戊基-1,2,4-噁二唑 | ethyl 3-(oxan-4-yl)-3-oxopropanoate | C10H16O4
| | |
| 26 | 3779-29-1 | 1,1-环丁烷-乙二酸二乙酯 | Diethyl 1,1-cyclobutanedicarboxylate | C10H16O4
| 酯;中间体;通用试剂;化工原料;化学试剂;羰基化合物 | |
| 27 | 94-60-0 | 1,4-环己基二甲酸二甲酯 | Dimethyl 1,4-cyclohexanedicarboxylate | C10H16O4
| 酯;原料;脂肪族类;进口产品;其他原料;化工原料;羰基化合物;医药中间体;有机化工原料 | |
| 28 | 119692-59-0 | 4-羟基丁基丙烯酸酯缩水甘油醚 | 4-Hydroxybutyl acrylate glycidyl ether | C10H16O4
| | |
| 29 | 16475-76-6 | (2E)-2-(乙氧基亚甲基)-3-氧代-戊酸乙酯 | Ethyl (2E)-3-ethoxy-2-propionylacrylate | C10H16O4
| | |
| 30 | 66492-51-1 | 环三羟甲基丙烷甲缩醛丙烯酸酯 | (5-ethyl-1,3-dioxan-5-yl)methyl acrylate | C10H16O4
| 单体;大化工;有机酸酯;其他原料;化工材料;染料中间体 | |
| 31 | 1687-29-2 | 1,2-环己基二甲酸二甲酯 | Dimethyl cis-1,2-Cyclohexanedicarboxylate | C10H16O4
| 合成;杂环系列 | |
| 32 | 134136-04-2 | (1,4-二氧杂-螺[4.5]癸-8-基)-乙酸 | (1,4-Dioxa-spiro[4.5]dec-8-yl)-acetic acid | C10H16O4
| | |
| 33 | 3399-22-2 | 反式-1,4-环己烷二甲酸二甲酯 | Dimethyl trans-1,4-cyclohexanedicarboxylate | C10H16O4
| 酯;有机化工;医药中间体 | |
| 34 | 183-97-1 | 1,4-环己二酮双乙二醇二缩酮 | 1,4,9,12-Tetraoxadispiro[4.2.4.2]Tetradecane | C10H16O4
| | |
| 35 | 1520699-87-9 | 1,9-DIOXASPIRO[5.5]UNDECANE-4-CARBOXYLIC ACID | 1,9-DIOXASPIRO[5.5]UNDECANE-4-CARBOXYLIC ACID | C10H16O4
| | |
| 36 | 3205-35-4 | 反-1,2-环己基-二羧酸二甲酯 | Dimethyl (1S,2S)-cyclohexane-1,2-dicarboxylate | C10H16O4
| 酯 | |
| 37 | 473-35-8 | 2-(3-carboxycyclopentyl)-2-methylpropionic acid | 2-(3-carboxycyclopentyl)-2-methylpropionic acid | C10H16O4
| | |
| 38 | 62638-06-6 | 1,3-环己二酸二甲酯 | CYCLOHEXANE-1,3-DICARBOXYLIC ACID DIMETHYL ESTER | C10H16O4
| | |
| 39 | 81053-18-1 | 1-羟基-4-氧代环己基乙酸乙酯 | 1-Hydroxy-4-oxocyclohexaneacetic acid ethyl ester | C10H16O4
| | |
| 40 | 63127-61-7 | 1,3-Propanediol, 2-(2-propen-1-yl)-, 1,3-diacetate | 1,3-Propanediol, 2-(2-propen-1-yl)-, 1,3-diacetate | C10H16O4
| | |
| 41 | 831-46-9 | Cyclopentanemethanol, 2-(acetyloxy)-, acetate (9CI) | Cyclopentanemethanol, 2-(acetyloxy)-, acetate (9CI) | C10H16O4
| | |
| 42 | 412293-42-6 | 8-甲基-1,4-二氧杂螺[4.5]癸烷-8-羧酸 | 8-Methyl-1,4-dioxaspiro[4.5]decane-8-carboxylic acid | C10H16O4
| | |
| 43 | 227783-08-6 | (1S,3R)-3-(乙氧基羰基)环己烷羧酸 | (1R,3S)-1,3-Cyclohexanedicarboxylic Acid 1-Ethylester | C10H16O4
| | |
| 44 | 1056639-33-8 | 4-(METHOXYCARBONYL)-4-METHYLCYCLOHEXANECARBOXYLIC ACID | 4-(methoxycarbonyl)-4-methylcyclohexanecarboxylic acid | C10H16O4
| | |
| 45 | 1242179-01-6 | (1R,2R,4R)-2-Acetoxy-4-methylcyclohexanecarboxylic acid | (1R,2R,4R)-2-Acetoxy-4-methylcyclohexanecarboxylic acid | C10H16O4
| | |
| 46 | 1883-93-8 | Cyclopentanemethanol, 2-(acetyloxy), acetate, cis- (9CI) | Cyclopentanemethanol, 2-(acetyloxy), acetate, cis- (9CI) | C10H16O4
| | |
| 47 | 850637-12-6 | 4 - 乙酰基四氢 - 2H - 吡喃 - 4 - 羧酸乙酯 | Ethyl 4 - acetyltetrahydro - 2H - pyran - 4 - carboxylate | C10H16O4
| | |
| 48 | 856414-68-1 | 3-氧代-3-(四氢-吡喃-4-基)-丙酸 乙基 酯 | 3-OXO-3-(TETRAHYDRO-PYRAN-4-YL)-PROPIONIC ACID ETHYL ESTER | C10H16O4
| | |
| 49 | 865860-80-6 | 乙烯基2,2,5-三甲基-1,3-二氧六环-5-羧酸酯 | 2,2,5-Trimethyl-1,3-dioxane-5-carboxylic Acid Ethenyl Ester | C10H16O4
| | |
| 50 | | 3-Methylene-9,9-dimethyl-1,5,7,11-tetraoxaspiro[5.5]undecane | 3-Methylene-9,9-dimethyl-1,5,7,11-tetraoxaspiro[5.5]undecane | C10H16O4
| | |
| 51 | 91926-90-8 | (S)-(+)-3-(2,2-二甲基-1,3-二氧戊环-4-基)-顺式-2-丙烯酸乙酯 | (Z)-Ethyl-4,5-O-Isopropylidene-(S)-4,5-Dihydroxy-2-Pentenoate | C10H16O4
| | |
| 52 | 79252-75-8 | 乙氧基化四氢呋喃丙烯酸酯 | 2-Propenoic acid, 2-[(tetrahydro-2-furanyl)methoxy]ethyl ester | C10H16O4
| | |
| 53 | 117373-40-7 | 2H-Pyran-3-carboxylicacid,2-ethoxy-3,4-dihydro-,ethylester(6CI) | 2H-Pyran-3-carboxylicacid,2-ethoxy-3,4-dihydro-,ethylester(6CI) | C10H16O4
| | |
| 54 | 122800-87-7 | 2H-Pyran-2-one,3-ethoxy-5,6-dihydro-6-methoxy-5,5-dimethyl-(9CI) | 2H-Pyran-2-one,3-ethoxy-5,6-dihydro-6-methoxy-5,5-dimethyl-(9CI) | C10H16O4
| | |
| 55 | 1883-92-7 | Cyclopentanemethanol, 2-(acetyloxy)-, acetate, (1R,2S)-rel- (9CI) | Cyclopentanemethanol, 2-(acetyloxy)-, acetate, (1R,2S)-rel- (9CI) | C10H16O4
| | |
| 56 | 91057-97-5 | 2-Propenoic acid, 3-(2,2-dimethyl-1,3-dioxolan-4-yl)-, ethyl ester | 2-Propenoic acid, 3-(2,2-dimethyl-1,3-dioxolan-4-yl)-, ethyl ester | C10H16O4
| | |
| 57 | 104321-62-2 | (R)-反式-3-(2,2-二甲基-1,3-二氧杂环戊烷-4-基)丙烯酸乙酯 | ETHYL (R)-(-)-3-(2,2-DIMETHYL-1,3-DIOXOLAN-4-YL)-TRANS-2-PROPENOATE | C10H16O4
| | |
| 58 | 917877-01-1 | 3-[(4R)-2,2-Dimethyl-1,3-dioxolan-4-yl]-2-propenoic Acid Ethyl Ester | 3-[(4R)-2,2-Dimethyl-1,3-dioxolan-4-yl]-2-propenoic Acid Ethyl Ester | C10H16O4
| | |
| 59 | 70116-85-7 | 1,4-Dioxaspiro[4.5]decane-7-carboxylic acid, methyl ester, (R)- (9CI) | 1,4-Dioxaspiro[4.5]decane-7-carboxylic acid, methyl ester, (R)- (9CI) | C10H16O4
| | |
| 60 | 109669-17-2 | 2H-Pyran-3-aceticacid,2-ethoxy-3,6-dihydro-,methylester,(2S-cis)-(9CI) | 2H-Pyran-3-aceticacid,2-ethoxy-3,6-dihydro-,methylester,(2S-cis)-(9CI) | C10H16O4
| | |
| 61 | 546141-37-1 | 5,6,7-三脱氧-1,2-O-(1-甲基亚乙基)-ALPHA-D-庚-6-烯呋喃木糖 | a-D-xylo-Hept-6-enofuranose, 5,6,7-trideoxy-1,2-O-(1-Methylethylidene)- | C10H16O4
| | |
| 62 | 499140-47-5 | 2(5H)-Furanone,5-ethyl-4-hydroxy-5-methyl-3-(1-methylethoxy)-,(5S)-(9CI) | 2(5H)-Furanone,5-ethyl-4-hydroxy-5-methyl-3-(1-methylethoxy)-,(5S)-(9CI) | C10H16O4
| | |
| 63 | 112842-07-6 | 2H-Pyran-4-carboxylicacid,2-ethoxy-3,4-dihydro-6-methyl-,methylester(6CI) | 2H-Pyran-4-carboxylicacid,2-ethoxy-3,4-dihydro-6-methyl-,methylester(6CI) | C10H16O4
| | |
| 64 | 119614-41-4 | Acetic acid, (5-ethoxydihydro-3(2H)-furanylidene)-, ethyl ester, (E)- (9CI) | Acetic acid, (5-ethoxydihydro-3(2H)-furanylidene)-, ethyl ester, (E)- (9CI) | C10H16O4
| | |
| 65 | 488138-32-5 | 6(2H)-Benzofuranone,4-ethoxyhexahydro-3a-hydroxy-,(3aR,4S,7aR)-rel-(-)-(9CI) | 6(2H)-Benzofuranone,4-ethoxyhexahydro-3a-hydroxy-,(3aR,4S,7aR)-rel-(-)-(9CI) | C10H16O4
| 其它天然产物 | |
| 66 | 171337-16-9 | Furo[3,2-c]oxepin-6(4H)-one,2-ethoxyhexahydro-,(2alpha,3aalpha,8aalpha)-(9CI) | Furo[3,2-c]oxepin-6(4H)-one,2-ethoxyhexahydro-,(2alpha,3aalpha,8aalpha)-(9CI) | C10H16O4
| | |
| 67 | 148840-17-9 | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4bta,5bta)-(9CI) | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4bta,5bta)-(9CI) | C10H16O4
| | |
| 68 | 666751-73-1 | 3aH-Cyclopenta[b]furan-3a-carboxylicacid,hexahydro-6a-methoxy-,methylester(9CI) | 3aH-Cyclopenta[b]furan-3a-carboxylicacid,hexahydro-6a-methoxy-,methylester(9CI) | C10H16O4
| | |
| 69 | 148840-16-8 | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4alpha,5bta)-(9CI) | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4alpha,5bta)-(9CI) | C10H16O4
| | |
| 70 | 792909-04-7 | Cyclohexaneacetic acid, -alpha--hydroxy-2-oxo-, ethyl ester, (-alpha-S,1R)- (9CI) | Cyclohexaneacetic acid, -alpha--hydroxy-2-oxo-, ethyl ester, (-alpha-S,1R)- (9CI) | C10H16O4
| | |
| 71 | 148840-18-0 | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4alpha,5alpha)-(9CI) | 2(3H)-Furanone,3-acetyl-5-ethoxydihydro-3,4-dimethyl-,(3alpha,4alpha,5alpha)-(9CI) | C10H16O4
| | |
| 72 | 40269-49-6 | Spiro[4H-cyclopenta-1,3-dioxole-4,2-[1,3]dioxolane], tetrahydro-2,2-dimethyl- (9CI) | Spiro[4H-cyclopenta-1,3-dioxole-4,2-[1,3]dioxolane], tetrahydro-2,2-dimethyl- (9CI) | C10H16O4
| | |
| 73 | 604789-22-2 | Spiro[cyclohexane-1,2-furo[3,4-d][1,3]dioxol]-4-ol, tetrahydro-, (3aS,4S,6aS)- (9CI) | Spiro[cyclohexane-1,2-furo[3,4-d][1,3]dioxol]-4-ol, tetrahydro-, (3aS,4S,6aS)- (9CI) | C10H16O4
| | |
| 74 | 757231-60-0 | 2-Cyclopentene-1-carboxylicacid,5,5-dimethoxy-4-methyl-,methylester,(1R,4S)-rel-(9CI) | 2-Cyclopentene-1-carboxylicacid,5,5-dimethoxy-4-methyl-,methylester,(1R,4S)-rel-(9CI) | C10H16O4
| | |
| 75 | 111301-68-9 | 2H-Pyran-6-carboxylicacid,2-ethoxy-3,4-dihydro-4-methyl-,methylester,(2R,4R)-rel-(9CI) | 2H-Pyran-6-carboxylicacid,2-ethoxy-3,4-dihydro-4-methyl-,methylester,(2R,4R)-rel-(9CI) | C10H16O4
| | |
| 76 | 324541-81-3 | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,(3aS,4R,8R,8aR)-(9CI) | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,(3aS,4R,8R,8aR)-(9CI) | C10H16O4
| | |
| 77 | 61845-71-4 | 3aα,3bβ,6aβ,6bα-Tetrahydro-2,2,5,5-tetramethylcyclobuta[1,2-d:3,4-d']bis[1,3]dioxole | 3aα,3bβ,6aβ,6bα-Tetrahydro-2,2,5,5-tetramethylcyclobuta[1,2-d:3,4-d']bis[1,3]dioxole | C10H16O4
| | |
| 78 | 106622-78-0 | Tricyclo[3.1.0.02,4]hexane, 3,3,6,6-tetramethoxy-, (1-alpha-,2-ba-,4-ba-,5-alpha-)- (9CI) | Tricyclo[3.1.0.02,4]hexane, 3,3,6,6-tetramethoxy-, (1-alpha-,2-ba-,4-ba-,5-alpha-)- (9CI) | C10H16O4
| | |
| 79 | 616229-55-1 | Spiro[cyclopentane-1,3-[6H]pyrano[2,3-e][1,2,4]trioxin], tetrahydro-, (4aR,8aR)-rel- (9CI) | Spiro[cyclopentane-1,3-[6H]pyrano[2,3-e][1,2,4]trioxin], tetrahydro-, (4aR,8aR)-rel- (9CI) | C10H16O4
| | |
| 80 | 744207-92-9 | 7-Oxabicyclo[4.1.0]heptane-2-aceticacid,4-hydroxy-1-methyl-,methylester,(1R,2S,4R,6S)-(9CI) | 7-Oxabicyclo[4.1.0]heptane-2-aceticacid,4-hydroxy-1-methyl-,methylester,(1R,2S,4R,6S)-(9CI) | C10H16O4
| | |
| 81 | 122210-66-6 | Furo[2,3-b]furan-2(3H)-one, 5-ethoxytetrahydro-3,3a-dimethyl-, (3alpha,3aba,5ba,6aba)- (9CI) | Furo[2,3-b]furan-2(3H)-one, 5-ethoxytetrahydro-3,3a-dimethyl-, (3alpha,3aba,5ba,6aba)- (9CI) | C10H16O4
| | |
| 82 | 168030-30-6 | 2H-Pyran-3-ol,6-ethoxy-3,6-dihydro-2-(3-hydroxy-1-propenyl)-,[2R-[2alpha(E),3bta,6bta]]-(9CI) | 2H-Pyran-3-ol,6-ethoxy-3,6-dihydro-2-(3-hydroxy-1-propenyl)-,[2R-[2alpha(E),3bta,6bta]]-(9CI) | C10H16O4
| | |
| 83 | 122130-89-6 | Furo[2,3-b]furan-2(3H)-one, 5-ethoxytetrahydro-3,3a-dimethyl-, (3alpha,3aba,5alpha,6aba)- (9CI) | Furo[2,3-b]furan-2(3H)-one, 5-ethoxytetrahydro-3,3a-dimethyl-, (3alpha,3aba,5alpha,6aba)- (9CI) | C10H16O4
| | |
| 84 | 762243-60-7 | beta-L-threo-Hex-5-enofuranose, 5,6-dideoxy-3-O-methyl-1,2-O-(1-methylethylidene)-, (4Xi)- (9CI) | beta-L-threo-Hex-5-enofuranose, 5,6-dideoxy-3-O-methyl-1,2-O-(1-methylethylidene)-, (4Xi)- (9CI) | C10H16O4
| | |
| 85 | 767340-95-4 | Cyclopenta[c]pyran-1(3H)-one, hexahydro-6-hydroxy-7-(hydroxymethyl)-4-methyl-, (4R,4aR,6S,7S,7aS)- (9CI) | Cyclopenta[c]pyran-1(3H)-one, hexahydro-6-hydroxy-7-(hydroxymethyl)-4-methyl-, (4R,4aR,6S,7S,7aS)- (9CI) | C10H16O4
| | |
| 86 | 191659-80-0 | Spiro3,7-dioxabicyclo4.1.0heptane-4,2-2Hpyran, tetrahydro-5-methoxy-, (1.alpha.,4.alpha.,5.beta.,6.alpha.)- | Spiro3,7-dioxabicyclo4.1.0heptane-4,2-2Hpyran, tetrahydro-5-methoxy-, (1.alpha.,4.alpha.,5.beta.,6.alpha.)- | C10H16O4
| | |
| 87 | 135827-37-1 | 6-Oxabicyclo[3.1.0]hexan-2-ol,4-[(tetrahydro-2H-pyran-2-yl)oxy]-,[1R-(1-alpha-,2-bta-,4-alpha-,5-alpha-)]-(9CI) | 6-Oxabicyclo[3.1.0]hexan-2-ol,4-[(tetrahydro-2H-pyran-2-yl)oxy]-,[1R-(1-alpha-,2-bta-,4-alpha-,5-alpha-)]-(9CI) | C10H16O4
| | |
| 88 | 158413-30-0 | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,[3aR-(3a-alpha-,4-bta-,5-bta-,8-bta-,8a-alpha-)]-(9CI) | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,[3aR-(3a-alpha-,4-bta-,5-bta-,8-bta-,8a-alpha-)]-(9CI) | C10H16O4
| | |
| 89 | 158413-31-1 | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,[3aR-(3a-alpha-,4-bta-,5-alpha-,8-bta-,8a-alpha-)]-(9CI) | 4,8-Methano-1,3-dioxolo[4,5-d]oxepin-5-ol,hexahydro-2,2-dimethyl-,[3aR-(3a-alpha-,4-bta-,5-alpha-,8-bta-,8a-alpha-)]-(9CI) | C10H16O4
| | |
| 90 | 389626-29-3 | Cyclopropa[3,4]cyclopenta[1,2-d]-1,3-dioxole-4a(3aH)-methanol, tetrahydro-5-hydroxy-2,2-dimethyl-, (3aR,3bR,4aS,5S,5aS)- (9CI) | Cyclopropa[3,4]cyclopenta[1,2-d]-1,3-dioxole-4a(3aH)-methanol, tetrahydro-5-hydroxy-2,2-dimethyl-, (3aR,3bR,4aS,5S,5aS)- (9CI) | C10H16O4
| | |