| ETHYL 1-(2,4-DICHLOROBENZYL)-3-(4-METHOXYPHENYL)-1H-PYRAZOLE-5-CARBOXYLATE | ETHYL 1-(2,4-DICHLOROBENZYL)-3-(4-METHOXYPHENYL)-1H-PYRAZOLE-5-CARBOXYLATE |
| 439120-47-5 | 2-(4-ETHYLPIPERAZINO)-N-(3-FLUORO-4-MORPHOLINOPHENYL)ACETAMIDE | 2-(4-ETHYLPIPERAZINO)-N-(3-FLUORO-4-MORPHOLINOPHENYL)ACETAMIDE |
| 6413-68-9 | 8-ethyl-8-nitro-6,10-dioxaspiro[4.5]decane | 8-ethyl-8-nitro-6,10-dioxaspiro[4.5]decane |
| ethyl 3-(2,6-dichloro-3-pyridinyl)-3-oxopropanoate | ethyl 3-(2,6-dichloro-3-pyridinyl)-3-oxopropanoate |
| 478261-59-5 | ETHYL 4-(4-CHLORO-3-NITROPHENYL)-2-METHYL-6-OXO-1,4,5,6-TETRAHYDRO-3-PYRIDINECARBOXYLATE | ETHYL 4-(4-CHLORO-3-NITROPHENYL)-2-METHYL-6-OXO-1,4,5,6-TETRAHYDRO-3-PYRIDINECARBOXYLATE |
| ETHYL N-HYDRAZINOCARBOTHIOYLCARBAMATE | ETHYL N-HYDRAZINOCARBOTHIOYLCARBAMATE |
| 478261-86-8 | ETHYL 4-(4-CHLOROPHENYL)-6-([3-CHLORO-5-(TRIFLUOROMETHYL)-2-PYRIDINYL]SULFANYL)-5-FORMYL-2-METHYL-1,4-DIHYDRO-3-PYRIDINECARBOXYLATE | ETHYL 4-(4-CHLOROPHENYL)-6-([3-CHLORO-5-(TRIFLUOROMETHYL)-2-PYRIDINYL]SULFANYL)-5-FORMYL-2-METHYL-1,4-DIHYDRO-3-PYRIDINECARBOXYLATE |
| 27149-26-4 | 2-(4-ethylphenyl)thiazole | 2-(4-ethylphenyl)thiazole |
| 86842-37-7 | 5-(1-Ethyl-1-methylpentyl)-5H-tetrazole | 5-(1-Ethyl-1-methylpentyl)-5H-tetrazole |
| ETHYLPENTADECANOATE(SG) | ETHYLPENTADECANOATE(SG) |
| ETHYL 7-(4-(4-CHLOROBENZYLOXY)-3-ETHOXYPHENYL)-5-PHENYL-4,7-DIHYDRO-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE | ETHYL 7-(4-(4-CHLOROBENZYLOXY)-3-ETHOXYPHENYL)-5-PHENYL-4,7-DIHYDRO-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE |
| ETHYL 7-(4-(2,6-DICHLOROBENZYLOXY)-3-ETHOXYPHENYL)-5-PHENYL-4,7-DIHYDRO-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE | ETHYL 7-(4-(2,6-DICHLOROBENZYLOXY)-3-ETHOXYPHENYL)-5-PHENYL-4,7-DIHYDRO-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-6-CARBOXYLATE |
| 223711-74-8 | 7-ブロモ-3-オキソ-3,4-ジヒドロキノキサリン-2-カルボン酸エチル | ETHYL 7-BROMO-3-OXO-3,4-DIHYDROQUINOXALINE-2-CARBOXYLATE |
| 7151-77-1 | 4-メタンスルホンアミド安息香酸エチル | ethyl 4-methanesulfonamidobenzoate |
| 338966-83-9 | ETHYL 2-([3-CHLORO-5-(TRIFLUOROMETHYL)-2-PYRIDINYL]SULFANYL)-3-(4-IODOANILINO)ACRYLATE | ETHYL 2-([3-CHLORO-5-(TRIFLUOROMETHYL)-2-PYRIDINYL]SULFANYL)-3-(4-IODOANILINO)ACRYLATE |
| ethyl 4-cyano-5-[(2-{[3-cyano-6-(3,4-dimethoxyphenyl)-4-(trifluoromethyl)-2-pyridinyl]sulfanyl}acetyl)amino]-3-methyl-2-thiophenecarboxylate | ethyl 4-cyano-5-[(2-{[3-cyano-6-(3,4-dimethoxyphenyl)-4-(trifluoromethyl)-2-pyridinyl]sulfanyl}acetyl)amino]-3-methyl-2-thiophenecarboxylate |
| ETHYL 2-(PIPERAZIN-1-YL)PROPIONATE | ETHYL 2-(PIPERAZIN-1-YL)PROPIONATE |
| 251658-76-1 | 3-(5-エチル-1H-ピラゾール-3-イル)ピリジン | 3-(5-ETHYL-1H-PYRAZOL-3-YL)PYRIDINE |
| 3-ETHYL-4-OCT-5-YNYLISOQUINOLINE | 3-ETHYL-4-OCT-5-YNYLISOQUINOLINE |
| 338418-32-9 | ETHYL 2-OXO-6-PHENYL-3-([3-(TRIFLUOROMETHYL)BENZOYL]AMINO)-2H-PYRAN-5-CARBOXYLATE | ETHYL 2-OXO-6-PHENYL-3-([3-(TRIFLUOROMETHYL)BENZOYL]AMINO)-2H-PYRAN-5-CARBOXYLATE |
| 138247-13-9 | 5-(4-N-ブチルフェニル)-5-オキソ吉草酸エチル | ETHYL 5-(4-N-BUTYLPHENYL)-5-OXOVALERATE |
| 34133-59-0 | ETHYL 3-CYANO-4-HYDROXYBENZOATE | ETHYL 3-CYANO-4-HYDROXYBENZOATE |
| Ethyl 4-chloro-6-fluoroquinoline | Ethyl 4-chloro-6-fluoroquinoline |
| 524733-42-4 | 2-(4-ETHYLPHENYL)QUINOLINE-4-CARBOHYDRAZIDE | 2-(4-ETHYLPHENYL)QUINOLINE-4-CARBOHYDRAZIDE |
| 3-ETHYL-2-PHENYL-5-TRIFLUOROMETHYL-3H-IMIDAZOLE-4-CARBALDEHYDE | 3-ETHYL-2-PHENYL-5-TRIFLUOROMETHYL-3H-IMIDAZOLE-4-CARBALDEHYDE |
| 62207-76-5 | [[2,2'-[ethylenebis(nitrilomethylidyne)]bis[6-fluorophenolato]]-N,N',O,O']cobalt | [[2,2'-[ethylenebis(nitrilomethylidyne)]bis[6-fluorophenolato]]-N,N',O,O']cobalt |
| Ethyl-1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-quinoline-3-carboxylate | Ethyl-1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-quinoline-3-carboxylate |
| Ethyl 4-{2-hydroxy-2-[4-(methylsulphonyl)phenyl]ethyl}piperazine-1-carboxylate | Ethyl 4-{2-hydroxy-2-[4-(methylsulphonyl)phenyl]ethyl}piperazine-1-carboxylate |
| Ethylene glycol monononyl ether | Ethylene glycol monononyl ether |
| 898758-41-3 | ETHYL 4-(2,6-DIMETHOXYPHENYL)-4-OXOBUTYRATE | ETHYL 4-(2,6-DIMETHOXYPHENYL)-4-OXOBUTYRATE |
| ETHYL 3-([2-(ETHOXYCARBONYL)-4,4,4-TRIFLUORO-3-OXOBUT-1-ENYL]AMINO)THIENO[2,3-B]PYRIDINE-2-CARBOXYLATE | ETHYL 3-([2-(ETHOXYCARBONYL)-4,4,4-TRIFLUORO-3-OXOBUT-1-ENYL]AMINO)THIENO[2,3-B]PYRIDINE-2-CARBOXYLATE |
| 2-(ETHYLTHIO)QUINAZOLIN-4(1H)-ONE | 2-(ETHYLTHIO)QUINAZOLIN-4(1H)-ONE |
| ネオペンタン酸エチルヘキシル | ETHYLHEXYL NEOPENTANOATE |
| 7-ETHYLCAMPTOTHECIN | 7-ETHYLCAMPTOTHECIN |
| 3-(Ethyl-phenyl-amino)-propionamidine 2HCl | 3-(Ethyl-phenyl-amino)-propionamidine 2HCl |
| 8-Ethyloctahydropyrido[1,2-C][1,3]Oxazepine | 8-Ethyloctahydropyrido[1,2-C][1,3]Oxazepine |
| Ethyl 2-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazino}-2-oxoacetate | Ethyl 2-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazino}-2-oxoacetate |
| Ethyl-5-(4-methoxy-d3-2,3,6-trimethylphenyl)-3-methyl-2,4-pentadienoate | Ethyl-5-(4-methoxy-d3-2,3,6-trimethylphenyl)-3-methyl-2,4-pentadienoate |
| 1095490-69-9 | 1-(5-Ethylsulfanyl-[1,3,4]oxadiazol-2-yl)-2-phenyl-ethylamine hydrochloride | 1-(5-Ethylsulfanyl-[1,3,4]oxadiazol-2-yl)-2-phenyl-ethylamine hydrochloride |
| 3-(9-ETHYL-9H-CARBAZOL-3-YL)-2-MERCAPTO-3H-QUINAZOLIN-4-ONE | 3-(9-ETHYL-9H-CARBAZOL-3-YL)-2-MERCAPTO-3H-QUINAZOLIN-4-ONE |
| ETHYL(3S)-3-AMINO-2,3,4,5-TETRAHYDRO-1H-[1]BENZAZEPIN-2-ONE-1-ACETATE | ETHYL(3S)-3-AMINO-2,3,4,5-TETRAHYDRO-1H-[1]BENZAZEPIN-2-ONE-1-ACETATE |
| 156970-48-8 | ETHYLCIS-4-AMINO-3-METHOXY-1-PIPERIDINEACARBOXYLATEHYDROCHLORIDE | ETHYLCIS-4-AMINO-3-METHOXY-1-PIPERIDINEACARBOXYLATEHYDROCHLORIDE |
| 539-71-9 | N,N'-エチリデンビス(カルバミド酸エチル) | ethylidene diurethane |
| 898757-75-0 | ETHYL 7-OXO-7-(4-ISOPROPOXYPHENYL)HEPTANOATE | ETHYL 7-OXO-7-(4-ISOPROPOXYPHENYL)HEPTANOATE |
| 2-ETHYL-2-(2-METHOXY-3-VINYL-4-FLUOROPHENYL)-DIOXALANE | 2-ETHYL-2-(2-METHOXY-3-VINYL-4-FLUOROPHENYL)-DIOXALANE |
| 1357252-37-9 | 2-(4-Ethylphenoxy)-N-(2-furylmethyl)-1-ethanamine | 2-(4-Ethylphenoxy)-N-(2-furylmethyl)-1-ethanamine |
| 172753-06-9 | ethyl (E)-2-[(2-methylphenyl)carbamoyl]-3-(pyridin-2-ylamino)prop-2-en oate | ethyl (E)-2-[(2-methylphenyl)carbamoyl]-3-(pyridin-2-ylamino)prop-2-en oate |
| グリセリン酸エチル | ethyl glycerate |
| ETHYL 2-(BENZOYLAMINO)-2-(DIETHOXYPHOSPHORYL)-3,3,3-TRIFLUOROPROPANOATE | ETHYL 2-(BENZOYLAMINO)-2-(DIETHOXYPHOSPHORYL)-3,3,3-TRIFLUOROPROPANOATE |
| 2-(4-ETHYL-1-PIPERAZINYL)-N-(4-METHOXYPHENYL)-6-OXO-3,4,5,6-TETRAHYDRO-4-PYRIMIDINECARBOXAMIDE | 2-(4-ETHYL-1-PIPERAZINYL)-N-(4-METHOXYPHENYL)-6-OXO-3,4,5,6-TETRAHYDRO-4-PYRIMIDINECARBOXAMIDE |
| 383146-80-3 | 2-[(4-ETHYL-5-([3-(TRIFLUOROMETHYL)PHENOXY]METHYL)-4H-1,2,4-TRIAZOL-3-YL)SULFANYL]ACETAMIDE | 2-[(4-ETHYL-5-([3-(TRIFLUOROMETHYL)PHENOXY]METHYL)-4H-1,2,4-TRIAZOL-3-YL)SULFANYL]ACETAMIDE |
| ETHYL 4-(METHYLAMINO)-2-PHENYL-5-PYRIMIDINECARBOXYLATE | ETHYL 4-(METHYLAMINO)-2-PHENYL-5-PYRIMIDINECARBOXYLATE |
| ethyl 4-[2-(3,5-dichloro-2-hydroxybenzylidene)hydrazino]benzoate | ethyl 4-[2-(3,5-dichloro-2-hydroxybenzylidene)hydrazino]benzoate |
| ethyl 1-[4-(tert-butyl)benzyl]-5-hydroxy-6-oxo-1,2,3,6-tetrahydro-4-pyridinecarboxylate | ethyl 1-[4-(tert-butyl)benzyl]-5-hydroxy-6-oxo-1,2,3,6-tetrahydro-4-pyridinecarboxylate |
| [4-(1-ETHYL-3-METHYL-1 H-PYRAZOL-4-YL)-6-TRIFLUOROMETHYL-PYRIMIDIN-2-YL]-HYDRAZINE | [4-(1-ETHYL-3-METHYL-1 H-PYRAZOL-4-YL)-6-TRIFLUOROMETHYL-PYRIMIDIN-2-YL]-HYDRAZINE |
| 3,3-ETHYLENEDIOXY-7Μ-TERT-BUTYLDIMETHYLSILOXY-12Μ-HYDROXY-5Μ-PETROMYZONAL | 3,3-ETHYLENEDIOXY-7Μ-TERT-BUTYLDIMETHYLSILOXY-12Μ-HYDROXY-5Μ-PETROMYZONAL |
| 309735-43-1 | 3-アミノ-3-(3-ヒドロキシフェニル)プロパン酸エチル | Ethyl 3-amino-3-(3-hydroxyphenyl)propanoate |
| 2-ETHYL-4,5-DIMETHYL-1,2-OXABOROLANE | 2-ETHYL-4,5-DIMETHYL-1,2-OXABOROLANE |
| 3-ETHYL-8-FLUORO-ISOCHROMEN-1-ONE | 3-ETHYL-8-FLUORO-ISOCHROMEN-1-ONE |
| ethyl 1-(2-cyanoacetyl)-3-(trifluoromethyl)-1H-pyrazole-4-carboxylate | ethyl 1-(2-cyanoacetyl)-3-(trifluoromethyl)-1H-pyrazole-4-carboxylate |
| ethyl 3-amino-4-piperidinobenzoate | ethyl 3-amino-4-piperidinobenzoate |
| 17,17-Ethylenedioxy-1,3,5(10)-estratriene-3,16a-diol-d5 | 17,17-Ethylenedioxy-1,3,5(10)-estratriene-3,16a-diol-d5 |
| 2-[(1-ETHYL-1H-BENZIMIDAZOL-2-YL)THIO]ACETAMIDE | 2-[(1-ETHYL-1H-BENZIMIDAZOL-2-YL)THIO]ACETAMIDE |
| 1-ETHYLPROPYLISOTHIOCYANATE | 1-ETHYLPROPYLISOTHIOCYANATE |
| ETHYL 1-(CHLOROSULFONYL)PIPERIDINE-2-CARBOXYLATE | ETHYL 1-(CHLOROSULFONYL)PIPERIDINE-2-CARBOXYLATE |
| ETHYLENEDIAMINE-N,N,N',N'-TETRAACETIC ACID CALCIUM-DISODIUM SALT | ETHYLENEDIAMINE-N,N,N',N'-TETRAACETIC ACID CALCIUM-DISODIUM SALT |
| 6414-69-3 | 3-ヨードプロピオン酸エチル | ETHYL-BETA-IODOPROPIONATE |
| ETHYL 4-[(1H-BENZIMIDAZOL-2-YLMETHYL)AMINO]-2-(METHYLTHIO)PYRIMIDINE-5-CARBOXYLATE | ETHYL 4-[(1H-BENZIMIDAZOL-2-YLMETHYL)AMINO]-2-(METHYLTHIO)PYRIMIDINE-5-CARBOXYLATE |
| 2-ETHYLAMINE HYDROBROMIDE | 2-ETHYLAMINE HYDROBROMIDE |
| 6721-80-8 | ETHYL 2-ALLYLAMINO-4-METHYL-THIAZOLE-5-CARBOXYLATE | ETHYL 2-ALLYLAMINO-4-METHYL-THIAZOLE-5-CARBOXYLATE |
| ETHYL 5-(TRIFLUOROMETHYL)-1-(2-METHOXYPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE | ETHYL 5-(TRIFLUOROMETHYL)-1-(2-METHOXYPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE |
| 39567-23-2 | 7-Ethyl-5-oxo-2,3,6,7-tetrahydro-5H-thiazolo(3,2-a)pyrimidine | 7-Ethyl-5-oxo-2,3,6,7-tetrahydro-5H-thiazolo(3,2-a)pyrimidine |
| ETHYL 2-ACETYLCYANOACETATE, PRACT. | ETHYL 2-ACETYLCYANOACETATE, PRACT. |
| ETHYLHEXYL ACETOXYSTEARATE | ETHYLHEXYL ACETOXYSTEARATE |
| 932807-07-3 | 5-[1-(Ethylsulfonyl)piperidin-3-yl]-4-(4-fluorobenzyl)-4H-1,2,4-triazole-3-thiol | 5-[1-(Ethylsulfonyl)piperidin-3-yl]-4-(4-fluorobenzyl)-4H-1,2,4-triazole-3-thiol |
| 4-(1-ETHYLCYCLOHEXYL)PHENOL | 4-(1-ETHYLCYCLOHEXYL)PHENOL |
| 282093-35-0 | ETHYL 2,4-DIAMINO-4-OXOBUTANOATE DIHYDROCHLORIDE | ETHYL 2,4-DIAMINO-4-OXOBUTANOATE DIHYDROCHLORIDE |
| ETHYL-5-T-BUTYL-1-METHYL PYRAZOLE4-CARBOXYLATE | ETHYL-5-T-BUTYL-1-METHYL PYRAZOLE4-CARBOXYLATE |
| 1-ETHYL-2-[(E)-2-(3-((E)-2-[1-ETHYL-2(1H)-QUINOLINYLIDENE]ETHYLIDENE)-2-METHOXY-1-CYCLOPENTEN-1-YL)ETHENYL]QUINOLINIUM (SULFONATOOXY)METHANE | 1-ETHYL-2-[(E)-2-(3-((E)-2-[1-ETHYL-2(1H)-QUINOLINYLIDENE]ETHYLIDENE)-2-METHOXY-1-CYCLOPENTEN-1-YL)ETHENYL]QUINOLINIUM (SULFONATOOXY)METHANE |
| 4-(2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)-ethyl)-benzenesulfonyl amide) | 4-(2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)-ethyl)-benzenesulfonyl amide) |
| 286436-12-2 | {[(2,6-ジクロロピリジン-4-イル)メチル]チオ}酢酸エチル | ETHYL 2-([(2,6-DICHLORO-4-PYRIDYL)METHYL]THIO)ACETATE |
| 4-ETHYL-5-(2-METHYL-5-TRIFLUOROMETHYL-2H-PYRAZOL-3-YL)-4H-[1,2,4]TRIAZOLE-3-THIOL | 4-ETHYL-5-(2-METHYL-5-TRIFLUOROMETHYL-2H-PYRAZOL-3-YL)-4H-[1,2,4]TRIAZOLE-3-THIOL |
| 25665-08-1 | 1-(2-エチルヘキシル)ビグアニド・塩酸塩 | 1-(2-ethylhexyl)biguanide monohydrochloride |
| 79509-80-1 | 2-ETHYL-4-METHYLPENTANENITRILE | 2-ETHYL-4-METHYLPENTANENITRILE |
| 618070-65-8 | 5-アミノ-1-(2-フルオロフェニル)-1H-ピラゾール-4-カルボン酸エチル | ETHYL 5-AMINO-1-(2-FLUOROPHENYL)-1H-PYRAZOLE-4-CARBOXYLATE |
| 3-(エチレンジアミノ)プロピルシリカゲル (0.7-1.0mmol/g) | 3-(Ethylenediamino)propyl Silica Gel (0.7-1.0mmol/g) |
| Ethylmagnesium Chloride (ca. 0.8mol/L in Tetrahydrofuran) activated with Zinc Chloride (ca. 10mol%) | Ethylmagnesium Chloride (ca. 0.8mol/L in Tetrahydrofuran) activated with Zinc Chloride (ca. 10mol) |
| 95285-77-1 | ETHYL ARACHIDONATE | ETHYL ARACHIDONATE |
| 478047-95-9 | 4-(4-ETHYL-5-[(4-METHYLBENZYL)SULFANYL]-4H-1,2,4-TRIAZOL-3-YL)-1-[(4-METHOXYPHENYL)SULFONYL]PIPERIDINE | 4-(4-ETHYL-5-[(4-METHYLBENZYL)SULFANYL]-4H-1,2,4-TRIAZOL-3-YL)-1-[(4-METHOXYPHENYL)SULFONYL]PIPERIDINE |
| 4070-51-3 | Ethylene glycol bromoacetate | Ethylene glycol bromoacetate |
| ETHYL 1-(5-CHLORO-1-[4-(ETHOXYCARBONYL)PHENYL]-6-OXO-1,6-DIHYDROPYRIDAZIN-4-YL)PIPERIDINE-4-CARBOXYLATE | ETHYL 1-(5-CHLORO-1-[4-(ETHOXYCARBONYL)PHENYL]-6-OXO-1,6-DIHYDROPYRIDAZIN-4-YL)PIPERIDINE-4-CARBOXYLATE |
| ETHYL [2-(([(4,6-DIMETHYLPYRIMIDIN-2-YL)THIO]ACETYL)AMINO)-1,3-THIAZOL-5-YL]ACETATE | ETHYL [2-(([(4,6-DIMETHYLPYRIMIDIN-2-YL)THIO]ACETYL)AMINO)-1,3-THIAZOL-5-YL]ACETATE |
| 13945-59-0 | [[4-(アセチルアミノ)フェニル]スルホニル]カルバミン酸エチル | ethyl [[4-(acetylamino)phenyl]sulphonyl]carbamate |
| ETHYL 2-[((AMINO[3-(2,6-DICHLOROPHENYL)-5-METHYLISOXAZOL-4-YL]METHYLIDENE)AMINO)OXY]-2-OXOACETATE | ETHYL 2-[((AMINO[3-(2,6-DICHLOROPHENYL)-5-METHYLISOXAZOL-4-YL]METHYLIDENE)AMINO)OXY]-2-OXOACETATE |
| ETHYL-O-CHLOROPHENYL GLYCIDATE | ETHYL-O-CHLOROPHENYL GLYCIDATE |
| 898776-48-2 | 8-オキソトリデカン酸エチル | ETHYL 8-OXOTRIDECANOATE |
| ETHYL 4-ISOCYANATOBENZOATE-2,3,5,6-D4 | ETHYL 4-ISOCYANATOBENZOATE-2,3,5,6-D4 |
| ETHYL 2-[3-CHLORO-5-(TRIFLUOROMETHYL)PYRID-2-YL]AMINOACETAT | ETHYL 2-[3-CHLORO-5-(TRIFLUOROMETHYL)PYRID-2-YL]AMINOACETAT |
| 266370-57-4 | ETHYL (2''-METHOXY-BIPHENYL-4-YL)-ACETATE | ETHYL (2''-METHOXY-BIPHENYL-4-YL)-ACETATE |
| 1017789-57-9 | ETHYL 2-(4-FLUORO-2-NITROPHENYL)-3-OXO-BUTYRATE | ETHYL 2-(4-FLUORO-2-NITROPHENYL)-3-OXO-BUTYRATE |