Building Block Products
- [All products]
- Primary amines (aliphatic)
- Primary amines (aromatic)
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- Active aliphatic halides
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- Aryl bromides
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- Ketones Alk-CO-Alk
- Ketones Ar-CO-Alk
- Ketones Ar-CO-Ar
- Enones and similar
- 1,2-Dicarbonyl compounds
- 1,3-Dicarbonyl compounds
- Carboxylic acids (including salts)
- Acyl halides
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- Boronic acids
- Oxiranes
- Amidoximes
- Guanidines
- Azides
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- Furans
- Nitriles
- Terminal acetylenes
- Mono-functional
- Bi-functional
- Multi-functional
- Other

![tert-butyl cis-hexahydropyrrolo[3,2-b]pyrrole-1(2H)-carboxylate tert-butyl cis-hexahydropyrrolo[3,2-b]pyrrole-1(2H)-carboxylate](/img/bb/040/4063535.jpeg)







![(3-endo)-8-azabicyclo[3.2.1]octane-3-carboxylic acid hydrochloride (3-endo)-8-azabicyclo[3.2.1]octane-3-carboxylic acid hydrochloride](/img/bb/040/4064062.jpeg)
![tert-butyl (3-endo)-9-azabicyclo[3.3.1]non-3-ylcarbamate hydrochloride tert-butyl (3-endo)-9-azabicyclo[3.3.1]non-3-ylcarbamate hydrochloride](/img/bb/040/4064133.jpeg)
![tert-butyl (3-exo)-8-azabicyclo[3.2.1]oct-3-ylcarbamate hydrochloride tert-butyl (3-exo)-8-azabicyclo[3.2.1]oct-3-ylcarbamate hydrochloride](/img/bb/040/4064228.jpeg)
![N-ethyl-N-[(2S)-2-pyrrolidinylmethyl]ethanamine N-ethyl-N-[(2S)-2-pyrrolidinylmethyl]ethanamine](/img/bb/040/4064254.jpeg)





![[2-hydroxy-5-(trifluoromethoxy)phenyl]boronic acid [2-hydroxy-5-(trifluoromethoxy)phenyl]boronic acid](/img/bb/040/4064777.jpeg)
![4-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carbaldehyde 4-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carbaldehyde](/img/bb/040/4064796.jpeg)
![[trans-4-methoxytetrahydro-3-furanyl]amine hydrochloride [trans-4-methoxytetrahydro-3-furanyl]amine hydrochloride](/img/bb/040/4064811.jpeg)


![rac-(1R,5S,6S)-2-oxabicyclo[3.2.0]hept-6-ylamine hydrochloride rac-(1R,5S,6S)-2-oxabicyclo[3.2.0]hept-6-ylamine hydrochloride](/img/bb/040/4064960.jpeg)



![rac-(3aS,6aS)-hexahydro-2H-furo[2,3-c]pyrrole hydrochloride rac-(3aS,6aS)-hexahydro-2H-furo[2,3-c]pyrrole hydrochloride](/img/bb/040/4065066.jpeg)

![[(4-methylpyrazolo[1,5-a]pyridin-3-yl)methyl]amine [(4-methylpyrazolo[1,5-a]pyridin-3-yl)methyl]amine](/img/bb/040/4065120.jpeg)


![6-methyl-6-azaspiro[2.5]octan-1-amine dihydrochloride hydrate 6-methyl-6-azaspiro[2.5]octan-1-amine dihydrochloride hydrate](/img/bb/040/4065276.jpeg)
![rac-(5aS,8aS)-7-methylhexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrol-3-amine dihydrochloride rac-(5aS,8aS)-7-methylhexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrol-3-amine dihydrochloride](/img/bb/040/4065407.jpeg)

![(3R,8aS)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride (3R,8aS)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride](/img/bb/040/4065495.jpeg)
![3,5-dimethyl-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine hydrochloride 3,5-dimethyl-5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine hydrochloride](/img/bb/040/4065530.jpeg)

![2,5,7-triazaspiro[3.4]octan-6-one hydrochloride 2,5,7-triazaspiro[3.4]octan-6-one hydrochloride](/img/bb/040/4065729.jpeg)
![tert-butyl rel-(1R,5S)-3-oxa-7,9-diazabicyclo[3.3.2]decane-7-carboxylate tert-butyl rel-(1R,5S)-3-oxa-7,9-diazabicyclo[3.3.2]decane-7-carboxylate](/img/bb/040/4065770.jpeg)
![1'-methylspiro[piperidine-3,3'-pyrrolo[3,2-b]pyridin]-2'(1'H)-one dihydrochloride 1'-methylspiro[piperidine-3,3'-pyrrolo[3,2-b]pyridin]-2'(1'H)-one dihydrochloride](/img/bb/040/4065821.jpeg)
![rac-(2R,3aS,6aS)-hexahydro-2H-furo[2,3-c]pyrrol-2-ylmethanol hydrochloride rac-(2R,3aS,6aS)-hexahydro-2H-furo[2,3-c]pyrrol-2-ylmethanol hydrochloride](/img/bb/040/4065823.jpeg)


![2-(tert-butoxycarbonyl)-2,8-diazaspiro[4.5]decane-3-carboxylic acid hydrochloride 2-(tert-butoxycarbonyl)-2,8-diazaspiro[4.5]decane-3-carboxylic acid hydrochloride](/img/bb/040/4065898.jpeg)







![rac-(1R,2R,4S)-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid rac-(1R,2R,4S)-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid](/img/bb/040/4066258.jpeg)

![[(2R)-2-aminobutyl]dimethylamine dihydrochloride [(2R)-2-aminobutyl]dimethylamine dihydrochloride](/img/bb/040/4066349.jpeg)
![[3-(methoxymethoxy)-4-pyridinyl]boronic acid [3-(methoxymethoxy)-4-pyridinyl]boronic acid](/img/bb/040/4066554.jpeg)

![rel-(1R,2S,4S)-7-oxabicyclo[2.2.1]hept-2-ylamine rel-(1R,2S,4S)-7-oxabicyclo[2.2.1]hept-2-ylamine](/img/bb/040/4066639.jpeg)
![4-methyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one hydrochloride 4-methyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one hydrochloride](/img/bb/040/4066663.jpeg)


![[5-fluoro-2-methoxy-4-(trifluoromethyl)phenyl]boronic acid [5-fluoro-2-methoxy-4-(trifluoromethyl)phenyl]boronic acid](/img/bb/040/4066714.jpeg)



![[trans-4-(aminomethyl)cyclohexyl]dimethylamine dihydrochloride [trans-4-(aminomethyl)cyclohexyl]dimethylamine dihydrochloride](/img/bb/040/4066941.jpeg)
![3-[(2S)-5-oxo-2-pyrrolidinyl]propanoic acid 3-[(2S)-5-oxo-2-pyrrolidinyl]propanoic acid](/img/bb/040/4067022.jpeg)


![rac-(1S,2S,4R,6S)-6-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid rac-(1S,2S,4R,6S)-6-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid](/img/bb/040/4067112.jpeg)
![[1-(1,3-thiazol-5-yl)ethyl]amine dihydrochloride [1-(1,3-thiazol-5-yl)ethyl]amine dihydrochloride](/img/bb/040/4067163.jpeg)



![ethyl 4-[(tert-butoxycarbonyl)amino]-3-oxobutanoate ethyl 4-[(tert-butoxycarbonyl)amino]-3-oxobutanoate](/img/bb/040/4067309.jpeg)
![(5s,8s)-8-amino-2-azaspiro[4.5]decan-3-one hydrochloride (5s,8s)-8-amino-2-azaspiro[4.5]decan-3-one hydrochloride](/img/bb/040/4067314.jpeg)




![tert-butyl 6-oxa-2,9-diazaspiro[4.5]decane-2-carboxylate tert-butyl 6-oxa-2,9-diazaspiro[4.5]decane-2-carboxylate](/img/bb/040/4067525.jpeg)
![tert-butyl {[2-(aminomethyl)-4-pyridinyl]methyl}carbamate hydrochloride tert-butyl {[2-(aminomethyl)-4-pyridinyl]methyl}carbamate hydrochloride](/img/bb/040/4067602.jpeg)

![[(2R)-5-oxo-2-pyrrolidinyl]acetonitrile [(2R)-5-oxo-2-pyrrolidinyl]acetonitrile](/img/bb/040/4067809.jpeg)




![trans-1-azaspiro[4.5]decan-8-ol hydrochloride trans-1-azaspiro[4.5]decan-8-ol hydrochloride](/img/bb/040/4068277.jpeg)

![pyrazolo[1,5-a]pyridin-4-ylmethanol pyrazolo[1,5-a]pyridin-4-ylmethanol](/img/bb/040/4068561.jpeg)







![1H-imidazo[1,2-b]pyrazole 1H-imidazo[1,2-b]pyrazole](/img/bb/040/4069068.jpeg)