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CAS号 名称 英文名称 分子式 详情
2120804-97-7 Methyl β-amino-2-fluoro-4,5-dimethoxybenzenepropanoate Methyl β-amino-2-fluoro-4,5-dimethoxybenzenepropanoate 查看详情
2120818-48-4 Imidazo[1,5-a]quinoline, 3-bromo-8-fluoro-4,5-dihydro Imidazo[1,5-a]quinoline, 3-bromo-8-fluoro-4,5-dihydro C11H8BrFN2 查看详情
2120834-53-7 1-(嘧啶-2-基)环戊烷-1-甲酸甲酯 methyl 1-(pyrimidin-2-yl)cyclopentane-1-carboxylate 查看详情
21209-02-9 1-methyl-4-[4-(2-sulfosulfanylethylamino)butyl]cyclohexane 1-methyl-4-[4-(2-sulfosulfanylethylamino)butyl]cyclohexane C13H27NO3S2 查看详情
21209-30-3 oxydi-2,1-ethanediyl dioleate oxydi-2,1-ethanediyl dioleate C40H74O5 查看详情
21209-32-5 Benzene, [(1E)-2-(triethylsilyl)ethenyl] Benzene, [(1E)-2-(triethylsilyl)ethenyl] C14H22Si 查看详情
21209-39-2 (αS,5R)-α,2-Diamino-4,5-dihydro-1H-imidazole-5 Propanoic Acid (αS,5R)-α,2-Diamino-4,5-dihydro-1H-imidazole-5 Propanoic Acid C6H12N4O2 查看详情
21209-51-8 N-苄氧羰基-L-丝氨酸苄酯 N-Carbobenzoxy-L-serine Benzyl Ester C18H19NO5 查看详情
2120961-90-0 Methyl β-amino-2-bromo-5-hydroxy-4-methoxybenzenepropanoate Methyl β-amino-2-bromo-5-hydroxy-4-methoxybenzenepropanoate 查看详情
2120962-77-6 6-Azabicyclo[3.1.1]heptane-1-carbonitrile 6-Azabicyclo[3.1.1]heptane-1-carbonitrile 查看详情
2121-12-2 石蒜碱内铵盐 ungeremine C16H12NO3 查看详情
2121-66-6 2-(3-乙氧基-2-(乙氧基羰基)-3-氧代丙基)丙二酸 METHYLENEBISMALONIC ACID DIETHYL ESTER C15H24O8 查看详情
2121-67-7 2,4-二甲基戊二酸 2,4-dimethylglutaric acid C7H12O4 查看详情
2121-68-8 2,4-二甲基戊二酸二甲酯 DIMETHYL 2,4-DIMETHYLGLUTARATE C9H16O4 查看详情
2121-69-9 meso-2,4-dimethyl-1,5-pentanediol meso-2,4-dimethyl-1,5-pentanediol C7H16O2 查看详情
2121-78-0 反式环己烷-1,4-二胺二盐酸盐 trans-Cyclohexane-1,4-diamine dihydrochloride 查看详情
2121-79-1 顺-1,4-环己二胺二盐酸盐 cyclohexane-1,4-diamine C6H14N2 查看详情
2121-90-6 2-Undecanone,2-(2,4-dinitrophenyl)hydrazone 2-Undecanone,2-(2,4-dinitrophenyl)hydrazone 查看详情
21210-43-5 (S)-(+)-扁桃酸甲酯 Methyl (2S)-hydroxy(phenyl)acetate C9H10O3 查看详情
21210-90-2 2,5-二(噻吩-2-基)噻吩[3,2-B]噻吩 2,5-Di(thiophen-2-yl)thieno[3,2-b]thiophene C14H8S4 查看详情
2121021-88-1 Ethyl 3-bromo-6-chloro-5-fluoro-2-hydroxybenzoate Ethyl 3-bromo-6-chloro-5-fluoro-2-hydroxybenzoate 查看详情
2121039-46-9 ethyl 2-(5-bromo-2-methylbenzo[d][1,3]dioxol-2-yl)acetate ethyl 2-(5-bromo-2-methylbenzo[d][1,3]dioxol-2-yl)acetate C12H13BrO4 查看详情
21211-07-4 3-氯苯并[b]噻吩-2-羧酸甲酯 Methyl 3-chlorobenzo[b]thiophene-2-carboxylate C10H7ClO2S 查看详情
21211-09-6 3-氯苯并[b]噻吩-2-甲酰胺 3-CHLOROBENZO[B]THIOPHENE-2-CARBOXAMIDE C9H6ClNOS 查看详情
21211-18-7 3,6-二氯苯并[b]噻吩-2-羧酸甲酯 methyl 3 6-dichlorobenzo(b)thiophene-2-& C10H6Cl2O2S 查看详情
21211-19-8 ETHYL 3,6-DICHLORO-1-BENZOTHIOPHENE-2-CARBOXYLATE ETHYL 3,6-DICHLORO-1-BENZOTHIOPHENE-2-CARBOXYLATE C11H8Cl2O2S 查看详情
21211-20-1 3-氯-6-氟苯并[B]噻吩-2-羧酸甲酯 METHYL 3-CHLORO-6-FLUOROBENZO(B)THIOPHE& C10H6ClFO2S 查看详情
21211-22-3 3-氯苯并[b]噻吩-2-甲酸 3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID C9H5ClO2S 查看详情
21211-23-4 methyl 3-chlorobenzo[b]thiophene-2-carboxylate 1,1-dioxide methyl 3-chlorobenzo[b]thiophene-2-carboxylate 1,1-dioxide C10H7ClO4S 查看详情
21211-28-9 methyl 3-hydroxybenzo[b]thiophene-2-carboxylate 1,1-dioxide methyl 3-hydroxybenzo[b]thiophene-2-carboxylate 1,1-dioxide C10H8O5S 查看详情
21211-65-4 2,2'-二吡咯基甲烷 2-(1H-pyrrol-2-ylmethyl)-1H-pyrrole C9H10N2 查看详情
2121126-45-0 1-(叔丁基)4-羟基-3-甲基哌啶-1,4-二甲酸甲酯 1-(tert-Butyl) 4-methyl 4-hydroxy-3-methylpiperidine-1,4-dicarboxylate 查看详情
212115-71-4 Trinecol (pullus) Trinecol (pullus) 查看详情
2121154-09-2 Methyl 2-[2-(trifluoromethyl)phenyl]imidazo[1,2-a]pyridine-7-carboxylate Methyl 2-[2-(trifluoromethyl)phenyl]imidazo[1,2-a]pyridine-7-carboxylate C16H11F3N2O2 查看详情
212116-72-8 3,2'-Dihydroxy-4,5-dimethoxybibenzyl 3,2'-Dihydroxy-4,5-dimethoxybibenzyl C16H18O4 查看详情
212116-76-2 C8 PEG2 CERAMIDE C8 PEG2 CERAMIDE 查看详情
212116-78-4 C16 PEG2 CERAMIDE C16 PEG2 CERAMIDE 查看详情
212117-62-9 1H-Pyrrole-1-carboxylic acid, 2,2'-(2,1,3-benzothiadiazole-4,7-diyl)bis[5-(2,1,3-benzothiadiazol-4-yl)-, bis(1,1-dimethylethyl) ester (9CI) 1H-Pyrrole-1-carboxylic acid, 2,2'-(2,1,3-benzothiadiazole-4,7-diyl)bis[5-(2,1,3-benzothiadiazol-4-yl)-, bis(1,1-dimethylethyl) ester (9CI) 查看详情
2121171-59-1 2-(3-羟基吡啶-4-基)乙酸乙酯 4-Pyridineacetic acid, 3-hydroxy-, ethyl ester 查看详情
212118-77-9 荧光含砷螺旋粘结剂/卢米奥绿色 FLASH C24H18As2O5S4 查看详情
2121192-71-8 ethyl 2-fluoro-6-methoxy-3-(methoxymethyl)benzoate ethyl 2-fluoro-6-methoxy-3-(methoxymethyl)benzoate 查看详情
21212-62-4 Benzo[g]quinolin-4-amine (9CI) Benzo[g]quinolin-4-amine (9CI) C13H10N2 查看详情
212120-61-1 TBS-DHG催化剂 TBS-DHG Catalyst >=95% 查看详情
2121242-80-4 Methyl 5-methyl-2-(1-methylethoxy)-α-oxobenzeneacetate Methyl 5-methyl-2-(1-methylethoxy)-α-oxobenzeneacetate 查看详情
2121263-30-5 7-fluoro-2-methylimidazo[1,2-a]pyridine-3-carbonitrile 7-fluoro-2-methylimidazo[1,2-a]pyridine-3-carbonitrile 查看详情
2121268-97-9 Ethyl 5-(1,1-difluoroethyl)-3-fluoro-2-methoxybenzoate Ethyl 5-(1,1-difluoroethyl)-3-fluoro-2-methoxybenzoate 查看详情
212127-71-4 2-(3-(烯丙氧基)丙-1-烯-2-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷 3-(Allyloxy)prop-1-en-2-ylboronic acid pinacol ester C12H21BO3 查看详情
212127-80-5 2-(2,5-二氢呋喃-3-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷 2-(2,5-Dihydrofuran-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane C10H17BO3 查看详情
212127-81-6 2-(5,6-二氢-2H-吡喃-3-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷 2-(5,6-dihydro-2H-pyran-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane C11H19BO3 查看详情
212127-83-8 1-叔丁氧羰基-2,5-二氢-1H-吡咯-3-硼酸频哪醇酯 1-BOC-2,5-Dihydro-1H-pyrrole-3-boronic acid, pinacol ester C15H26BNO4 查看详情