毛片免费视频观看,久久亚洲国产精品123区,精品无人区麻豆乱码1区2区新区,久久久亚洲av成人网站,久久人人爽人人爽人人av东京热

CAS號查詢

化工產(chǎn)品

CAS號查詢化工產(chǎn)品

熱門搜索化學品最多只顯示前20條,請點擊“搜索化學品”查看所有結果


CAS登錄號 中文名 英文名 分子結構式 分子式 詳情 供應商
105-45-3乙酰乙酸甲酯Methyl acetoacetate;
3-oxobutanoic acid methyl ester;
MAA
CAS:105-45-3分子結構C5H8O3詳情供應商
363-58-62-氯-4,4,4-三氟乙酰乙酸乙酯Ethyl 2-chloro-4,4,4-trifluoroacetoacetate;
Acetoaceticacid, 2-chloro-4,4,4-trifluoro-, ethyl ester (6CI,7CI,8CI);
2-Chloro-4,4,4-trifluoro-3-oxobutanoic acid ethyl ester;
Ethyl2-chloro-3-oxo-4,4,4-trifluorobutanoate;
Ethyl2-chloro-3-oxo-4,4,4-trifluorobutyrate;
Ethyl2-chloro-4,4,4-trifluoro-3-oxobutanoate;
Ethyl2-chloro-4,4,4-trifluoroacetoacetate;
Ethyl4,4,4-trifluoro-2-chloro-3-oxobutanoate
CAS:363-58-6分子結構C6H6ClF3O3詳情供應商
4755-81-12-氯乙酰乙酸甲酯Methyl 2-chloroacetoacetate;
2-Chloro-3-oxobutanoic acid, methyl ester
CAS:4755-81-1分子結構C5H7ClO3詳情供應商
13176-46-04-溴乙酰乙酸乙酯Ethyl 4-bromoacetoacetate;
Acetoaceticacid, 4-bromo-, ethyl ester (6CI,7CI,8CI);
4-Bromo-3-oxobutanoic acid ethylester;
Ethyl (bromoacetyl)acetate;
Ethyl 4-bromo-3-oxobutanoate;
Ethyl4-bromo-3-oxobutyrate;
CAS:13176-46-0分子結構C6H9BrO3詳情供應商
68277-01-02-氨基-3-氧代丁酸甲酯Methyl 2-amino-3-oxobutanoate;
2-Amino-3-oxobutanoic acid methyl ester
CAS:68277-01-0分子結構C5H9NO3詳情供應商
74073-22-62,3-二氯亞芐基乙酰乙酸甲酯Methyl 2-(2,3-dichlorobenzylidine)acetoacetate;
2-[(2,3-Dichlorophenyl)methylene]-3-oxobutanoic acid methyl ester
CAS:74073-22-6分子結構C12H10Cl2O3詳情供應商
95759-10-74-氯-2-(Z)-甲氧基甲酰甲氧基亞氨基-3-氧代丁酸4-Chloro-2-(Z)-methoxycarbonylmethoxyimino-3-oxobutyric acid;
4-Chloro-2-[(2-methoxy-2-oxoethoxy)imino]-3-oxobutanoic acid
CAS:95759-10-7分子結構C7H8ClNO6詳情供應商
591-60-6乙酰乙酸丁酯Butanoic acid, 3-oxo-,butyl ester;
Acetoaceticacid, butyl ester (6CI,7CI,8CI);
3-oxobutanoic acid butyl ester;
Butyl3-oxobutanoate;
Butyl 3-oxobutyrate;
Butyl acetoacetate;
NSC 97211;
n-Butylacetoacetate
CAS:591-60-6分子結構C8H14O3詳情供應商
541-50-43-氧丁酸Butanoic acid, 3-oxo-;
Acetoaceticacid (6CI,8CI);
3-Acetonedicarboxylic acid;
3-Ketobutyric acid;
3-oxobutanoicacid;
3-Oxobutyric acid;
Acetic acid, acetyl-;
Acetonecarboxylic acid;
Acetylacetic acid;
Diacetic acid
CAS:541-50-4分子結構C4H6O3詳情供應商
36600-72-32-(4-氯芐基)乙酰乙酸乙酯Benzenepropanoic acid, a-acetyl-4-chloro-, ethyl ester;
2-(4-Chlorobenzyl)-3-oxobutanoicacid ethyl ester;
2-(4-Chlorobenzyl)acetoacetic acid ethyl ester;
Ethyl2-(4-chlorobenzyl)-3-oxobutanoate
CAS:36600-72-3分子結構C13H15ClO3詳情供應商
1522-41-42-氟乙酰乙酸乙酯Butanoic acid,2-fluoro-3-oxo-, ethyl ester;
Acetoaceticacid, 2-fluoro-, ethyl ester (7CI,8CI);
Acetoacetic acid, fluoro-, ethyl ester(6CI);
2-Fluoro-3-oxobutanoic acid ethyl ester;
Ethyl 2-fluoro-3-oxobutanoate;
Ethyl 2-fluoro-3-oxobutyrate;
Ethyl 2-fluoroacetoacetate;
NSC 24563
CAS:1522-41-4分子結構C6H9FO3詳情供應商
93776-84-23-氧代-丁酸-2-羥丙基酯Butanoic acid, 3-oxo-,2-hydroxypropyl ester;
3-oxobutanoicacid 2-hydroxypropyl ester
CAS:93776-84-2分子結構C7H12O4詳情供應商
111787-82-7Benzenebutanoic acid, a-acetyl-4-chloro-g-oxo-, ethyl ester;
2-[2-(4-Chlorophenyl)-2-oxoethyl]-3-oxobutanoicacid ethyl ester
CAS:111787-82-7分子結構C14H15ClO4詳情供應商
17094-21-2Butanoic acid,2-methyl-3-oxo-, methyl ester;
Acetoaceticacid, 2-methyl-, methyl ester (6CI,8CI);
(?à)-Methyl 2-Methyl-3-oxobutanoate;
2-Methyl-3-oxobutanoic acid methyl ester;
Methyl 2-methyl-3-ketobutyrate;
Methyl 2-methyl-3-oxobutanoate;
Methyl 2-methyl-3-oxobutyrate;
Methyl2-methylacetoacetate;
Methyl a-methylacetoacetate;
NSC 147474
CAS:17094-21-2分子結構C6H10O3詳情供應商
597-04-6Butanoic acid,2,2-dimethyl-3-oxo-, ethyl ester;
Acetoaceticacid, 2,2-dimethyl-, ethyl ester (6CI,7CI,8CI);
2,2-Dimethyl-3-oxobutanoic acidethyl ester;
2,2-Dimethyl-3-oxobutyric acid ethyl ester;
2-Acetyl-2-(ethoxycarbonyl)propane;
Ethyl 2,2-dimethyl-3-oxobutanoate;
Ethyl2,2-dimethyl-3-oxobutyrate;
Ethyl 2,2-dimethylacetoacetate;
Ethyl2-acetyl-2-methylpropionate;
Ethyl acetyldimethylacetate;
Ethyl a,a-dimethylacetoacetate;
NSC 29039
CAS:597-04-6分子結構C8H14O3詳情供應商
39562-27-1Butanoic acid,2-[(2-nitrophenyl)methylene]-3-oxo-, methyl ester;
2-(2-Nitrobenzylidene)-3-oxobutanoicacid methyl ester;
Methyl (o-nitrobenzylidene)acetoacetate;
Methyl2-(2-nitrobenzylidene)acetoacetate;
Methyl 2-(2'-nitrobenzylidene)acetoacetate;
Methyl 2-(o-nitrobenzylidene)acetoacetate
CAS:39562-27-1分子結構C12H11NO5詳情供應商
107694-22-4Butanoic acid, 3-oxo-,methyl-d3 ester (9CI);
Methyl-D3 3-Oxobutanoate;
3-oxobutanoic Acid Methyl-d3 Ester;
3-Oxobutyric Acid Methyl-d3 Ester;
Acetoacetate methyl-d3 Ester;
Methyl-d3 3-Oxobutyrate
CAS:107694-22-4分子結構C5H5D3O3詳情供應商
27807-84-7Butanoic acid,4-chloro-3-oxo-;
Acetoaceticacid, 4-chloro- (7CI,8CI);
4-Chloro-3-oxobutanoic acid;
4-Chloro-3-oxobutyricacid;
4-Chloroacetoacetic acid;
g-Chloroacetoacetic acid
CAS:27807-84-7分子結構C4H5ClO3詳情供應商
93552-74-0Butanoic acid,2-[(dimethylamino)methylene]-3-oxo-, 1,1-dimethylethyl ester;
2-[(Dimethylamino)methylene]-3-oxobutanoicacid 1,1-dimethylethyl ester;
2-[(Dimethylamino)methylene]-3-oxobutanoic acidtert-butyl ester
CAS:93552-74-0分子結構C11H19NO3詳情供應商
68104-99-4Cyclopentanebutanoicacid, b-oxo-, ethyl ester;
4-Cyclopentyl-3-oxobutanoicacid ethyl ester;
Ethyl 4-cyclopentyl-3-oxobutanoate;
Ethyl4-cyclopentyl-3-oxobutyrate
CAS:68104-99-4分子結構C11H18O3詳情供應商
熱門搜關鍵詞:TBAO ethoxyvinyl  C8H5O3 propioloyl Carotene,  C6H8O7 Li B F (EC) β -環(huán)糊精 nitroxide C18H22O5S C%I%??D??; 丙烯醛 呋喃 2-氨基-6-甲氧基吡啶 苯 乙烯 氨基 C11H6N4 Adipic 3-oxobutanoic 9-Tetradecenoic benzenesulfonic 乙氧基 醚 Benzoic acid,3-hydroxy fmoc-asp(ome)-oh 1-[(2,4-dinitrophenyl)azo]-2-naphthol 1-Cyclohexene-1-carb 4-羥基-3-甲氧基肉桂醇 19-Norandrost-4-ene-3,17-dione 2_3_DIMETHYLBUTANE 3,6-dihydroxy-9H-xanthen-9-one f-4- (CH2CH2ONHCOCH2CH2CH2CH2CH2CONH)3CH2CH2O eudesman Acetic acid,2,2'-dithiobis- Bis-tert-butyldimethylsilyl Ether 2-amino-1,8-naphthyridine 2-Ethyl-1H-indole zofuran-1(3H)-one bis(hydrogenated tallow alkyl (S)-N-Et m-GA