CAS database

基础产品

CAS库

CAS NO是美国化学文摘服务社(Chemical Abstracts Service ,CAS)为化学物质制订的登记号,该号是检索有多个名称的化学物质信息的重要工具。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。

产品图 中文名称 别名 CAS号 分子式 详细
CAS:2235-15-6|Acenaphthylen-1(2H)-one

CAS:2235-15-6|Acenaphthylen-1(2H)-one

1-苊酮

223499-30-7

C15H9F6N5OS

查看详细
CAS:23082-50-0|1-(2-Chloro-5-nitrophenyl)ethanone

CAS:23082-50-0|1-(2-Chloro-5-nitrophenyl)ethanone

2-氯-5-硝基苯乙酮

23077-44-3

C9H6FNO2

查看详细
CAS:23690-49-5|2-(1H-Indol-5-yl)acetonitrile

CAS:23690-49-5|2-(1H-Indol-5-yl)acetonitrile

5-吲哚乙腈

23688-89-3

C5H3ClN2O2

查看详细
CAS:223673-35-6|(R)-tert-Butyl (2-hydroxy-2-phenylethyl)(4-nitrophenethyl)carbamate

CAS:223673-35-6|(R)-tert-Butyl (2-hydroxy-2-phenylethyl)(4-nitrophenethyl)carbamate

(R)-tert-Butyl (2-hydroxy-2-phenylethyl)(4-nitrophenethyl)carbamate

223673-34-5

C16H18N2O3

查看详细
CAS:23405-32-5|Methyl 1-oxo-1,3-dihydroisobenzofuran-5-carboxylate

CAS:23405-32-5|Methyl 1-oxo-1,3-dihydroisobenzofuran-5-carboxylate

1-氧代-1,3-二氢异苯并呋喃-5-羧酸甲酯

23405-15-4

C11H9NO4

查看详细
CAS:2252-50-8|2-Chloro-5-fluorobenzoic acid

CAS:2252-50-8|2-Chloro-5-fluorobenzoic acid

2-氯-5-氟苯甲酸

2252-45-1

C7H4BrF3S

查看详细
CAS:23503-68-6|2-(Methylsulfonyl)-10H-phenothiazine

CAS:23503-68-6|2-(Methylsulfonyl)-10H-phenothiazine

2-(甲基磺酰基)-10H-吩噻嗪

2349-70-4

C8H10O2

查看详细
CAS:216755-56-5|(3-Bromo-5-fluorophenyl)methanol

CAS:216755-56-5|(3-Bromo-5-fluorophenyl)methanol

(3-溴-5-氟苯基)甲醇

2167-51-3

C24H26O2

查看详细
CAS:2393-23-9|4-Methoxybenzylamine

CAS:2393-23-9|4-Methoxybenzylamine

4-甲氧基苄胺

2393-18-2

C9H9NO2

查看详细
CAS:221675-35-0|Ethyl 1H-pyrrolo[2,3-b]pyridine-2-carboxylate

CAS:221675-35-0|Ethyl 1H-pyrrolo[2,3-b]pyridine-2-carboxylate

1H-吡咯并[2,3-b]吡啶-2-羧酸乙酯

2216-51-5

C10H20O

查看详细