脂环烃分子中两个碳环共有一个碳原子称为螺环烃，可形成螺环化合物
6'-Bromospiro[cyclopropane-1,3'-indolin]-2'-one
6'-Aminospiro[cyclopropane-1,3'-indolin]-2'-one
5'-Aminospiro[cyclopropane-1,3'-indolin]-2'-one
5'-Fluorospiro[cyclopropane-1,3'-indolin]-2'-one
5'-Bromospiro[cyclopropane-1,3'-indolin]-2'-one
tert-Butyl 1-oxo-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate
tert-Butyl 6-bromo-1-oxo-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate
tert-Butyl 4-fluoro-1-oxo-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate
6-Bromospiro[indene-2,4'-piperidin]-1(3H)-one hydrochloride
tert-Butyl 5-fluorospiro[indoline-3,4'-piperidine]-1'-carboxylate
tert-Butyl spiro[indoline-3,4'-piperidine]-1'-carboxylate
tert-Butyl 5-chlorospiro[indoline-3,4'-piperidine]-1'-carboxylate
1'-(tert-Butoxycarbonyl)spiro[indoline-3,4'-piperidine]-5-carboxylic acid
tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate
tert-Butyl 2-amino-6-azaspiro[3.4]octane-6-carboxylate
8,8-Difluoro-6-azaspiro[3.4]octane hydrochloride
7-Azaspiro[3.5]nonane hydrochloride
tert-Butyl 7-azaspiro[3.5]nonan-2-ylcarbamate
tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate
7-(tert-Butoxycarbonyl)-7-azaspiro[3.5]nonane-2-carboxylic acid
tert-Butyl 2-bromo-7-azaspiro[3.5]nonane-7-carboxylate
tert-Butyl 2-(2-hydroxyethyl)-7-azaspiro[3.5]nonane-7-carboxylate
(1S)-tert-Butyl 6-bromo-1-(1,1-dimethylethylsulfinamido)-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate
(S)-1,3-Dihydrospiro[indene-2,4'-piperidin]-1-amine dihydrochloride
(R)-N-((S)-1,3-Dihydrospiro[indene-2,4'-piperidin]-1-yl)-2-methylpropane-2-sulfinamide
(S)-1'-(tert-Butoxycarbonyl)-1-((R)-1,1-dimethylethylsulfinamido)-1,3-dihydrospiro[indene-2,4'-piperidine]-6-carboxylic acid
Ethyl 1,4-dioxaspiro[4.5]decane-8-carboxylate
8-Bromo-1,4-dioxaspiro[4.5]decane
Ethyl 8-formyl-1,4-dioxaspiro[4.5]decane-8-carboxylate
