提示: 按住Ctrl键可以同时选择多个官能团
thietan-3-one
3-methylthietan-3-amine
tert-butyl N-[1,3-bis(methanesulfonyloxy)propan-2-yl]carbamate
tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-8-carboxylate
1,4-diazabicyclo[4.3.1]decan-2-one
3-iodo-6-nitro-1H-indazole
tert-butyl N-{6-aminospiro[3.3]heptan-2-yl}carbamate
tert-butyl N-{2-azaspiro[3.3]heptan-6-yl}carbamate
tert-butyl 6-amino-2-azaspiro[3.3]heptane-2-carboxylate
tert-butyl 6-oxo-2-azaspiro[3.3]heptane-2-carboxylate
methyl (1S,3R)-3-amino-2,2-dimethylcyclobutane-1-carboxylate
oxalic acid tert-butyl 2,6-diazaspiro[3.3]heptane-2-carboxylate
tert-butyl 2,7-diazaspiro[3.5]nonane-2-carboxylate
2-phenyl-2,6-diazaspiro[3.3]heptan-1-one
tert-butyl 1-amino-7-azaspiro[3.5]nonane-7-carboxylate
3-aminoazetidine-3-carboxylic acid hydrochloride
(1S,2R)-2-{[(benzyloxy)carbonyl]amino}cyclobutane-1-carboxylic acid
(1S,2S)-2-{[(benzyloxy)carbonyl]amino}cyclobutane-1-carboxylic acid
methyl (1S,2R)-2-aminocyclobutane-1-carboxylate
1-[(tert-butoxy)carbonyl]-3-fluoroazetidine-3-carboxylic acid
tert-butyl 2,4-dioxopiperidine-1-carboxylate
isoquinolin-4-ol
tert-butyl N-(thietan-3-yl)carbamate
3-methyl-3-nitrothietane
1-benzyl-3-methylazetidin-3-amine
{4-[(1E)-(hydroxyimino)methyl]phenyl}boronic acid
3-aminothietane-3-carboxylic acid
3-(difluoromethyl)piperidine hydrochloride
tert-butyl 5-methyl-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate
7-[(tert-butoxy)carbonyl]-7-azaspiro[3.5]nonane-2-carboxylic acid
tert-butyl 4-oxo-3,4-dihydrospiro[1-benzopyran-2,4'-piperidine]-1'-carboxylate
tert-butyl 6-methoxy-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate
2,9-diazaspiro[6.6]tridecane dihydrochloride
tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate
tert-butyl 3-hydroxy-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
tert-butyl 2,4-dioxo-1,3,8-triazaspiro[4.5]decane-8-carboxylate
tert-butyl 6-fluoro-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate
8-tert-butyl 3-ethyl 2,8-diazaspiro[4.5]decane-3,8-dicarboxylate
tert-butyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate
1'-[(tert-butoxy)carbonyl]-2,3-dihydrospiro[indene-1,4'-piperidine]-3-carboxylic acid
2,8-diazaspiro[4.5]decan-3-one
tert-butyl 7-oxo-2,6-diazaspiro[3.4]octane-2-carboxylate
3,3-bis(chloromethyl)oxetane
7-bromo-2,3,4,5-tetrahydro-1-benzoxepin-5-one
ethyl 1H-indazole-4-carboxylate
tert-butyl 4-ethenylpiperidine-1-carboxylate
4-bromo-3-methyl-1,2-thiazole
1,2-thiazole-3-carboxylic acid
4,4,5,5-tetramethyl-2-{3-[(trifluoromethyl)sulfanyl]phenyl}-1,3,2-dioxaborolane
tert-butyl 3-ethenylazetidine-1-carboxylate