CAS号查询库

CAS号是公开的化学物质信息的最权威的集合。CAS号涵盖从1957年至今的科学文献中确定的物质,其他物质可追溯到20世纪初。它也称CAS编号(CAS Registry Number,或称CAS Number,CAS Rn,CAS #),又称CAS登录号或CAS登记号码,是某种物质(化合物、高分子材料、生物序列(Biological sequences)、混合物或合金)的唯一的数字识别号码。美国化学会的下设组织化学文摘社(Chemical Abstracts Service,简称CAS)负责为每一种出现在文献中的物质分配一个CAS编号,其目的是为了避免化学物质有多种名称的麻烦,使数据库的检索更为方便。如今几乎所有的化学数据库都允许用CAS编号检索。

名称 CAS号
(S)-2-(1-苯基乙氨基)乙酸乙酯 22263-68-9
3-Bromo-4-methoxy-N-methylbenzenesulfonamide 358665-54-0
3-氨基噻吩草酸盐 478149-05-2
2-(4-苄基哌嗪-1-基)-5-氟苯甲酸甲酯 1256633-30-3
5-Bromo-6-(4-methyl-1-piperidinyl)-3-pyridinamine 1216072-08-0
2,6-二氯-3,5-二甲氧基苯胺 872509-56-3
Benzenemethanamine, 3-​bromo-​N,​N,​5-​trimethyl- 1112210-53-3
4-Bromo-2-chloro-1-(2-ethoxyethoxy)benzene 279261-90-4
(4-((二异丙基氨基)甲基)苯基)硼酸 1025900-35-9
N-[(1R,2R)-2-氨基-1,2-二苯基乙基]-N'-[3,5-双(三氟甲基)苯基]硫脲 1088705-53-6
2-[2-(6-溴己氧基)乙氧基甲基]-1,3-二氯苯 503070-57-3
(S)-TERT-BUTYL 3-((DIMETHYLAMINO)METHYL)PYRROLIDINE-1-CARBOXYLATE HYDROCHLORIDE 1246643-15-1
3-溴-4-甲砜基苯甲酸甲酯 182003-84-5
(3-((3-(三氟甲基)苯基)氨基甲酰)苯基)硼酸 882678-73-1
4-(3-butenylsulfonyl)phenylboronic acid 1002754-88-2
4-(3-(4-溴-2-氯苯氧基)丙基)吗啉 433946-01-1
2-[(4-Bromobenzyl)oxy]ethanol 1149358-73-5
N,N-Dibenzyl-2-bromoaniline 1075193-04-2
(R)-3,3′-双(2,4,6-三异丙基苯基)-1,1′-联萘-2,2′-双磷酸氢酯 791616-63-2
(4-甲氧基-3-(吗啉代磺酰)苯基)硼酸 1100095-14-4
1-Bromo-4-[(2-bromoethoxy)methyl]benzene 103061-55-8
Benzene, 1-​bromo-​3-​fluoro-​5-​[(2-​methoxyethoxy)​methyl]​- 1504282-99-8
N-[1-(4-Bromophenyl)ethyl]cyclopropanamine 953753-40-7
(3S,4R)-4-(4-氯苯基)吡咯烷-3-羧酸 1047651-82-0
3-Bromo-N-cyclopropyl-4-methoxybenzenesulfonamide 425656-23-1
1-​Piperazineethanol, 4-​[(4-​bromo-​2-​fluorophenyl)​methyl]​- 1209199-46-1
1-(5-Bromo-2-fluorobenzyl)-4-methylpiperidine 1492223-82-1
(4-甲基哌啶-1-基)(3-(4,4,5,5-四甲基-1,3,2-二硼戊环-2-基)苯基)甲酮 1509932-02-8
(2S,4R)-1-BOC-2-氨基甲酰基-4-羟基吡咯烷 109384-24-9
5-Bromo-N,N,2-trimethylbenzenesulfonamide 473477-02-0
4-[1-(4-Bromophenyl)ethyl]morpholine 933785-12-7
Benzenemethanamine, 4-​bromo-​N-​[(4-​bromophenyl)​methyl]​-​N-​methyl- 97437-80-4
N,N,6-Trimethyl-2-pyridinamine 199273-62-6
Pyridine, 3-​bromo-​2-​(4-​methyl-​1-​piperidinyl)​-​5-​nitro- 1289009-34-2
2-(1-吡咯烷基)-4-溴苯甲酸 1099609-12-7
1-[3-(4-Bromophenoxy)propyl]-4-ethylpiperazine 1001784-85-5
4-(5-溴-2-氟苯基)吗啉 1065169-38-1
2-Bromo-4-(1-pyrrolidinyl)benzaldehyde 946705-58-4
(+/-)-反式-4-苯基吡咯烷-3-羧酸盐酸盐 1049755-65-8
N-[2-(3-Bromophenoxy)ethyl]cyclopropanamine 19160-73-7
(3R,4S)-REL-1-BENZYL-4-(4-CHLOROPHENYL)PYRROLIDINE-3-CARBOXYLIC ACID HYDROCHLORIDE 1013117-42-4
Pyridine, 3,​5-​dibromo-​2-​(2,​5-​dimethyl-​1H-​pyrrol-​1-​yl)​- 1210477-73-8
(3R,4S)-4-(3-Methoxyphenyl)pyrrolidine-3-carboxylic acid 1049978-87-1
2-硝基-4-氟-5-(1-咪唑基)苯甲酸 1141669-65-9
TRANS-4-(M-TOLYL)PYRROLIDINE-3-CARBOXYLIC ACID HYDROCHLORIDE 1049976-06-8
2-甲基-4-甲砜基苯甲酸 118939-09-6
(6-溴吡啶-2-基)三氟硼酸钾 1189097-42-4
反式-4-(2-(三氟甲基)苯基)吡咯烷-3-甲酸盐酸盐 1049978-59-7
1-Bromo-2-ethoxy-4-(trifluoromethoxy)benzene 1162261-92-8
952680-40-9 952680-40-9