Building Block Products
- [All products]
- Primary amines (aliphatic)
- Primary amines (aromatic)
- Secondary amines (aliphatic)
- Hydrazines
- Primary alcohols
- Secondary alcohols
- Phenols (Aryl-OH)
- Active aliphatic halides
- Active aromatic halides
- Aryl bromides
- Aryl iodides
- Thiols
- Sulfonyl halides
- Aldehydes
- 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
- Hydrazides
- Cyclic amides
- Amidines
- Isothiocyanates
- Isocyanates
- Boronic acids
- Oxiranes
- Amidoximes
- Guanidines
- Azides
- Azoles
- Furans
- Nitriles
- Terminal acetylenes
- Mono-functional
- Bi-functional
- Multi-functional
- Other




![rac-(1S,2S,4R)-bicyclo[2.2.1]hept-2-ylamine hydrochloride rac-(1S,2S,4R)-bicyclo[2.2.1]hept-2-ylamine hydrochloride](/img/bb/040/4079633.jpeg)


![[(2R)-5-oxo-2-pyrrolidinyl]acetic acid [(2R)-5-oxo-2-pyrrolidinyl]acetic acid](/img/bb/040/4079802.jpeg)



![(5r,8r)-8-amino-2-azaspiro[4.5]decan-3-one dihydrochloride (5r,8r)-8-amino-2-azaspiro[4.5]decan-3-one dihydrochloride](/img/bb/040/4079888.jpeg)

![rac-(2S,3aS,6aS)-2-methylhexahydro-2H-furo[2,3-c]pyrrole hydrochloride rac-(2S,3aS,6aS)-2-methylhexahydro-2H-furo[2,3-c]pyrrole hydrochloride](/img/bb/040/4080156.jpeg)







![rac-(5aS,8aS)-hexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrol-3-ol hydrochloride rac-(5aS,8aS)-hexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrol-3-ol hydrochloride](/img/bb/040/4080606.jpeg)
![4-oxo-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a][1,4]diazepine-2-carboxylic acid 4-oxo-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a][1,4]diazepine-2-carboxylic acid](/img/bb/040/4080647.jpeg)

![[(2S)-5-oxo-2-pyrrolidinyl]acetic acid [(2S)-5-oxo-2-pyrrolidinyl]acetic acid](/img/bb/040/4080838.jpeg)
![(3S,8aS)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride (3S,8aS)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride](/img/bb/040/4080869.jpeg)






![4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-2-ylmethanol dihydrochloride 4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-2-ylmethanol dihydrochloride](/img/bb/040/4081231.jpeg)



![tert-butyl (2-oxa-8-azaspiro[4.5]dec-3-ylmethyl)carbamate tert-butyl (2-oxa-8-azaspiro[4.5]dec-3-ylmethyl)carbamate](/img/bb/040/4081535.jpeg)







![3-methyl-2-oxa-8-azaspiro[4.5]decane hydrochloride 3-methyl-2-oxa-8-azaspiro[4.5]decane hydrochloride](/img/bb/040/4081991.jpeg)

![(3R,8aR)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride (3R,8aR)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride](/img/bb/040/4082083.jpeg)
![5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazin-3(2H)-one hydrochloride 5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazin-3(2H)-one hydrochloride](/img/bb/040/4082095.jpeg)
![(1S,4S)-2,5-diazabicyclo[2.2.1]heptan-3-one (1S,4S)-2,5-diazabicyclo[2.2.1]heptan-3-one](/img/bb/040/4082172.jpeg)



![N-ethyl-N-[(2R)-2-pyrrolidinylmethyl]ethanamine N-ethyl-N-[(2R)-2-pyrrolidinylmethyl]ethanamine](/img/bb/040/4082557.jpeg)



![5-methyl-2,5,7-triazaspiro[3.4]octan-6-one hydrochloride 5-methyl-2,5,7-triazaspiro[3.4]octan-6-one hydrochloride](/img/bb/040/4082829.jpeg)
![tert-butyl [(4-hydroxy-4-piperidinyl)methyl]carbamate tert-butyl [(4-hydroxy-4-piperidinyl)methyl]carbamate](/img/bb/040/4082929.jpeg)

![(3-exo)-9-azabicyclo[3.3.1]nonan-3-ol hydrochloride (3-exo)-9-azabicyclo[3.3.1]nonan-3-ol hydrochloride](/img/bb/040/4083010.jpeg)
![1-oxa-9-azaspiro[5.5]undecane hydrochloride 1-oxa-9-azaspiro[5.5]undecane hydrochloride](/img/bb/040/4083046.jpeg)

![3-bromo-2-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine 3-bromo-2-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine](/img/bb/040/4083361.jpeg)

![rac-(1R,5S)-3-oxa-9-azabicyclo[3.3.1]nonane hydrochloride rac-(1R,5S)-3-oxa-9-azabicyclo[3.3.1]nonane hydrochloride](/img/bb/040/4083604.jpeg)
![6-azaspiro[2.5]oct-1-ylmethanol 6-azaspiro[2.5]oct-1-ylmethanol](/img/bb/040/4083874.jpeg)





![(3S,8aS)-3-methylhexahydropyrrolo[1,2-a]pyrazin-4(1H)-one hydrochloride (3S,8aS)-3-methylhexahydropyrrolo[1,2-a]pyrazin-4(1H)-one hydrochloride](/img/bb/040/4084196.jpeg)
![rac-(4aS,7aR)-6-methyloctahydropyrrolo[3,4-b][1,4]oxazine dihydrochloride rac-(4aS,7aR)-6-methyloctahydropyrrolo[3,4-b][1,4]oxazine dihydrochloride](/img/bb/040/4084320.jpeg)
![3-bromo-2-methylpyrazolo[1,5-a]pyrimidine 3-bromo-2-methylpyrazolo[1,5-a]pyrimidine](/img/bb/040/4084344.jpeg)
![tert-butyl rel-(1R,5R)-3-oxa-7,9-diazabicyclo[3.3.2]decane-9-carboxylate tert-butyl rel-(1R,5R)-3-oxa-7,9-diazabicyclo[3.3.2]decane-9-carboxylate](/img/bb/040/4084541.jpeg)
![rac-(4aS,7aR)-hexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride rac-(4aS,7aR)-hexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride](/img/bb/040/4084550.jpeg)

![(3S,8aR)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride (3S,8aR)-3-methyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride](/img/bb/040/4084638.jpeg)


![methyl 6-azaspiro[2.5]octane-1-carboxylate hydrochloride methyl 6-azaspiro[2.5]octane-1-carboxylate hydrochloride](/img/bb/040/4085006.jpeg)

![octahydropyrazino[2,1-c][1,4]oxazine octahydropyrazino[2,1-c][1,4]oxazine](/img/bb/040/4085103.jpeg)




![8-fluoro-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole hydrobromide 8-fluoro-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole hydrobromide](/img/bb/040/4085297.jpeg)










