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
![8-bromopyrazolo[1,5-a][1,3,5]triazin-4(3H)-one 8-bromopyrazolo[1,5-a][1,3,5]triazin-4(3H)-one](/img/bb/041/4110666.jpeg)












![[1-(4-fluorophenyl)propyl]amine hydrochloride [1-(4-fluorophenyl)propyl]amine hydrochloride](/img/bb/041/4110680.jpeg)









![ethyl (1S,5S,8R)-8-hydroxy-3-azabicyclo[3.2.1]octane-1-carboxylate hydrochloride ethyl (1S,5S,8R)-8-hydroxy-3-azabicyclo[3.2.1]octane-1-carboxylate hydrochloride](/img/bb/041/4110698.jpeg)
![ethyl (1R,5R)-3-azabicyclo[3.2.1]octane-1-carboxylate hydrochloride ethyl (1R,5R)-3-azabicyclo[3.2.1]octane-1-carboxylate hydrochloride](/img/bb/041/4110699.jpeg)
![tert-butyl rac-(4aR,7aR)-hexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylate tert-butyl rac-(4aR,7aR)-hexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylate](/img/bb/041/4110703.jpeg)
![1-methyl-5-[(methylamino)methyl]pyrrolidin-2-one dihydrochloride 1-methyl-5-[(methylamino)methyl]pyrrolidin-2-one dihydrochloride](/img/bb/041/4110708.jpeg)
![methyl 2-oxo-2,5,6,7-tetrahydro-1H-cyclopenta[b]pyridine-3-carboxylate methyl 2-oxo-2,5,6,7-tetrahydro-1H-cyclopenta[b]pyridine-3-carboxylate](/img/bb/041/4110709.jpeg)
![{2-[(trifluoromethyl)thio]ethyl}amine hydrochloride {2-[(trifluoromethyl)thio]ethyl}amine hydrochloride](/img/bb/041/4110710.jpeg)

![rel-(3aR,7aR)-hexahydro[1,3]oxazolo[4,5-c]pyridin-2(3H)-one hydrochloride rel-(3aR,7aR)-hexahydro[1,3]oxazolo[4,5-c]pyridin-2(3H)-one hydrochloride](/img/bb/041/4110712.jpeg)



![4-hydroxy-2,9-diazaspiro[5.5]undecan-1-one dihydrochloride 4-hydroxy-2,9-diazaspiro[5.5]undecan-1-one dihydrochloride](/img/bb/041/4110717.jpeg)
![3-(methoxycarbonyl)pyrazolo[1,5-a]pyridine-7-carboxylic acid 3-(methoxycarbonyl)pyrazolo[1,5-a]pyridine-7-carboxylic acid](/img/bb/041/4110718.jpeg)
![(1S,2S,4R,6R)-6-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid (1S,2S,4R,6R)-6-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid](/img/bb/041/4110719.jpeg)
![(1R,2S,4R,5S)-5-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid (1R,2S,4R,5S)-5-hydroxy-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid](/img/bb/041/4110720.jpeg)

![tert-butyl 4-hydroxy-2,9-diazaspiro[5.5]undecane-9-carboxylate tert-butyl 4-hydroxy-2,9-diazaspiro[5.5]undecane-9-carboxylate](/img/bb/041/4110722.jpeg)

![2-[1-(tert-butoxycarbonyl)-4-piperidinyl]propanoic acid 2-[1-(tert-butoxycarbonyl)-4-piperidinyl]propanoic acid](/img/bb/041/4110728.jpeg)






![rel-(2R,4R)-1-[(2-nitrophenyl)sulfonyl]-2-phenyl-4-piperidinamine hydrochloride rel-(2R,4R)-1-[(2-nitrophenyl)sulfonyl]-2-phenyl-4-piperidinamine hydrochloride](/img/bb/041/4110735.jpeg)


![rel-(4aS,7aR)-4-methylhexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride rel-(4aS,7aR)-4-methylhexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride](/img/bb/041/4110740.jpeg)
![rel-(4aS,7aS)-4-methylhexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride rel-(4aS,7aS)-4-methylhexahydropyrrolo[3,4-b][1,4]oxazin-3(2H)-one hydrochloride](/img/bb/041/4110741.jpeg)








![3-amino-5-{[(tert-butoxycarbonyl)amino]methyl}benzoic acid 3-amino-5-{[(tert-butoxycarbonyl)amino]methyl}benzoic acid](/img/bb/041/4110751.jpeg)

![5-[3-(acetyloxy)-4-methoxyphenyl]pentanoic acid 5-[3-(acetyloxy)-4-methoxyphenyl]pentanoic acid](/img/bb/041/4110753.jpeg)


![[2-(4,5,6,7-tetrahydro-2H-indazol-3-yl)ethyl]amine hydrochloride [2-(4,5,6,7-tetrahydro-2H-indazol-3-yl)ethyl]amine hydrochloride](/img/bb/041/4110756.jpeg)






![[(1-methyl-1H-1,2,3-triazol-5-yl)methyl]amine dihydrochloride [(1-methyl-1H-1,2,3-triazol-5-yl)methyl]amine dihydrochloride](/img/bb/041/4110763.jpeg)


![tert-butyl rel-(5aS,8aS)-3-hydroxyhexahydro-2H,7H-[1,4]dioxepino[2,3-c]pyrrole-7-carboxylate tert-butyl rel-(5aS,8aS)-3-hydroxyhexahydro-2H,7H-[1,4]dioxepino[2,3-c]pyrrole-7-carboxylate](/img/bb/041/4110766.jpeg)
![rel-(5aS,8aS)-3-methoxyhexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrole hydrochloride rel-(5aS,8aS)-3-methoxyhexahydro-2H,5aH-[1,4]dioxepino[2,3-c]pyrrole hydrochloride](/img/bb/041/4110767.jpeg)

![1-[5-(methoxymethyl)-1,2,4-oxadiazol-3-yl]methanamine hydrochloride 1-[5-(methoxymethyl)-1,2,4-oxadiazol-3-yl]methanamine hydrochloride](/img/bb/041/4110769.jpeg)
![4-chloro-N,N-dimethyl-1H-pyrrolo[2,3-b]pyridin-6-amine 4-chloro-N,N-dimethyl-1H-pyrrolo[2,3-b]pyridin-6-amine](/img/bb/041/4110771.jpeg)
![ethyl 5-oxo-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate ethyl 5-oxo-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate](/img/bb/041/4110774.jpeg)
![8-amino-2-azaspiro[4.5]decan-3-one dihydrochloride 8-amino-2-azaspiro[4.5]decan-3-one dihydrochloride](/img/bb/041/4110777.jpeg)
![tert-butyl 8-amino-2-azaspiro[4.5]decane-2-carboxylate hydrochloride tert-butyl 8-amino-2-azaspiro[4.5]decane-2-carboxylate hydrochloride](/img/bb/041/4110779.jpeg)
![6-azaspiro[3.4]octan-7-one 6-azaspiro[3.4]octan-7-one](/img/bb/041/4110780.jpeg)

![tert-butyl 3a-ethylhexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate tert-butyl 3a-ethylhexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate](/img/bb/041/4110783.jpeg)
![[1-(tert-butoxycarbonyl)-4-azepanyl]acetic acid [1-(tert-butoxycarbonyl)-4-azepanyl]acetic acid](/img/bb/041/4110784.jpeg)
![2,8-diazaspiro[4.6]undecan-3-one dihydrochloride 2,8-diazaspiro[4.6]undecan-3-one dihydrochloride](/img/bb/041/4110785.jpeg)
![2-methyl-2,8-diazaspiro[4.6]undecan-3-one dihydrochloride 2-methyl-2,8-diazaspiro[4.6]undecan-3-one dihydrochloride](/img/bb/041/4110786.jpeg)



![[(2-methyl-2H-1,2,3-triazol-4-yl)methyl]amine hydrochloride [(2-methyl-2H-1,2,3-triazol-4-yl)methyl]amine hydrochloride](/img/bb/041/4110790.jpeg)

![dibenzo[b,d]thiophene-2-ol dibenzo[b,d]thiophene-2-ol](/img/bb/041/4110792.jpeg)


![3H-imidazo[4,5-b]pyridine-6-carboxylic acid 3H-imidazo[4,5-b]pyridine-6-carboxylic acid](/img/bb/041/4110795.jpeg)