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
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- Sulfonyl halides
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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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- Amidines
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- Isocyanates
- Boronic acids
- Oxiranes
- Amidoximes
- Guanidines
- Azides
- Azoles
- Furans
- Nitriles
- Terminal acetylenes
- Mono-functional
- Bi-functional
- Multi-functional
- Other











![tert-butyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate tert-butyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate](/img/bb/040/4036471.jpeg)
![3,9-diazaspiro[5.6]dodecan-10-one dihydrochloride 3,9-diazaspiro[5.6]dodecan-10-one dihydrochloride](/img/bb/040/4036474.jpeg)
![9-methyl-3,9-diazaspiro[5.6]dodecan-10-one dihydrochloride 9-methyl-3,9-diazaspiro[5.6]dodecan-10-one dihydrochloride](/img/bb/040/4036475.jpeg)
![tert-butyl 3,9-diazaspiro[5.6]dodecane-3-carboxylate tert-butyl 3,9-diazaspiro[5.6]dodecane-3-carboxylate](/img/bb/040/4036476.jpeg)
![3-methyl-3,9-diazaspiro[5.6]dodecane dihydrochloride hydrate 3-methyl-3,9-diazaspiro[5.6]dodecane dihydrochloride hydrate](/img/bb/040/4036477.jpeg)
![9-methyl-3,9-diazaspiro[5.6]dodecane 9-methyl-3,9-diazaspiro[5.6]dodecane](/img/bb/040/4036478.jpeg)




![3-methyl-3H-imidazo[4,5-b]pyridine-6-carboxylic acid hydrochloride dihydrate 3-methyl-3H-imidazo[4,5-b]pyridine-6-carboxylic acid hydrochloride dihydrate](/img/bb/040/4036490.jpeg)
![3-methyl-3H-[1,2,3]triazolo[4,5-b]pyridine-6-carboxylic acid 3-methyl-3H-[1,2,3]triazolo[4,5-b]pyridine-6-carboxylic acid](/img/bb/040/4036491.jpeg)

![(1R,2S,9S)-7,11-diazatricyclo[7.3.1.0~2,7~]tridecan-6-one (1R,2S,9S)-7,11-diazatricyclo[7.3.1.0~2,7~]tridecan-6-one](/img/bb/040/4036498.jpeg)
![(1R,2S,9S)-7,11-diazatricyclo[7.3.1.0~2,7~]tridecane dihydrochloride (1R,2S,9S)-7,11-diazatricyclo[7.3.1.0~2,7~]tridecane dihydrochloride](/img/bb/040/4036499.jpeg)
![tert-butyl 2,8-diazaspiro[4.6]undecane-2-carboxylate hydrochloride tert-butyl 2,8-diazaspiro[4.6]undecane-2-carboxylate hydrochloride](/img/bb/040/4036504.jpeg)





![tert-butyl 2,8-diazaspiro[4.5]decane-8-carboxylate tert-butyl 2,8-diazaspiro[4.5]decane-8-carboxylate](/img/bb/040/4036518.jpeg)
![2-methyl-2,8-diazaspiro[4.5]decane 2-methyl-2,8-diazaspiro[4.5]decane](/img/bb/040/4036519.jpeg)
![2,8-diazaspiro[4.5]decan-3-one dihydrochloride 2,8-diazaspiro[4.5]decan-3-one dihydrochloride](/img/bb/040/4036520.jpeg)

![{4-[(dimethylamino)methyl]-4-piperidinyl}methanol dihydrochloride {4-[(dimethylamino)methyl]-4-piperidinyl}methanol dihydrochloride](/img/bb/040/4036524.jpeg)
![{3-[(dimethylamino)methyl]-3-piperidinyl}methanol dihydrochloride {3-[(dimethylamino)methyl]-3-piperidinyl}methanol dihydrochloride](/img/bb/040/4036525.jpeg)



![[(2S,4R)-4-amino-1-methyl-2-pyrrolidinyl]methanol [(2S,4R)-4-amino-1-methyl-2-pyrrolidinyl]methanol](/img/bb/040/4036529.jpeg)
![[(2S,4S)-4-amino-1-methyl-2-pyrrolidinyl]methanol dihydrochloride [(2S,4S)-4-amino-1-methyl-2-pyrrolidinyl]methanol dihydrochloride](/img/bb/040/4036530.jpeg)
![(4S)-4-[(tert-butoxycarbonyl)amino]-1-methyl-L-proline hydrate (4S)-4-[(tert-butoxycarbonyl)amino]-1-methyl-L-proline hydrate](/img/bb/040/4036531.jpeg)
![(4R)-4-[(tert-butoxycarbonyl)amino]-1-methyl-L-proline hydrochloride (4R)-4-[(tert-butoxycarbonyl)amino]-1-methyl-L-proline hydrochloride](/img/bb/040/4036532.jpeg)





![[(2S,4S)-4-(dimethylamino)-2-pyrrolidinyl]methanol dihydrochloride [(2S,4S)-4-(dimethylamino)-2-pyrrolidinyl]methanol dihydrochloride](/img/bb/040/4036543.jpeg)
![[(2S,4R)-4-(dimethylamino)-2-pyrrolidinyl]methanol dihydrochloride [(2S,4R)-4-(dimethylamino)-2-pyrrolidinyl]methanol dihydrochloride](/img/bb/040/4036544.jpeg)
![(7S,8aS)-7-aminohexahydropyrrolo[1,2-a]pyrazine-1,4-dione hydrochloride (7S,8aS)-7-aminohexahydropyrrolo[1,2-a]pyrazine-1,4-dione hydrochloride](/img/bb/040/4036545.jpeg)
![(7R,8aS)-7-aminohexahydropyrrolo[1,2-a]pyrazine-1,4-dione hydrochloride (7R,8aS)-7-aminohexahydropyrrolo[1,2-a]pyrazine-1,4-dione hydrochloride](/img/bb/040/4036546.jpeg)
![(7S,8aS)-7-amino-2-methylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione (7S,8aS)-7-amino-2-methylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione](/img/bb/040/4036547.jpeg)
![(7R,8aS)-7-amino-2-methylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione dihydrochloride (7R,8aS)-7-amino-2-methylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione dihydrochloride](/img/bb/040/4036548.jpeg)
![(7S,8aS)-2-methyloctahydropyrrolo[1,2-a]pyrazin-7-amine trihydrochloride dihydrate (7S,8aS)-2-methyloctahydropyrrolo[1,2-a]pyrazin-7-amine trihydrochloride dihydrate](/img/bb/040/4036549.jpeg)
![(7R,8aS)-2-methyloctahydropyrrolo[1,2-a]pyrazin-7-amine trihydrochloride (7R,8aS)-2-methyloctahydropyrrolo[1,2-a]pyrazin-7-amine trihydrochloride](/img/bb/040/4036550.jpeg)
![(4-{2-[(tert-butoxycarbonyl)amino]ethyl}phenyl)boronic acid (4-{2-[(tert-butoxycarbonyl)amino]ethyl}phenyl)boronic acid](/img/bb/040/4036554.jpeg)






![hexahydro-2H-pyrazino[1,2-a]pyrazin-1(6H)-one hexahydro-2H-pyrazino[1,2-a]pyrazin-1(6H)-one](/img/bb/040/4036598.jpeg)
![2-methylhexahydro-2H-pyrazino[1,2-a]pyrazin-1(6H)-one 2-methylhexahydro-2H-pyrazino[1,2-a]pyrazin-1(6H)-one](/img/bb/040/4036599.jpeg)
![tetrahydro-2H-pyrazino[1,2-a]pyrazine-1,4(3H,6H)-dione tetrahydro-2H-pyrazino[1,2-a]pyrazine-1,4(3H,6H)-dione](/img/bb/040/4036600.jpeg)
![2-methyltetrahydro-2H-pyrazino[1,2-a]pyrazine-1,4(3H,6H)-dione 2-methyltetrahydro-2H-pyrazino[1,2-a]pyrazine-1,4(3H,6H)-dione](/img/bb/040/4036601.jpeg)
![2-methyloctahydro-2H-pyrazino[1,2-a]pyrazine 2-methyloctahydro-2H-pyrazino[1,2-a]pyrazine](/img/bb/040/4036602.jpeg)












![4-(4-{[tert-butyl(dimethyl)silyl]oxy}phenyl)-2-methylnicotinonitrile 4-(4-{[tert-butyl(dimethyl)silyl]oxy}phenyl)-2-methylnicotinonitrile](/img/bb/040/4036660.jpeg)




![4-chloro-7H-pyrrolo[2,3-d]pyrimidine 4-chloro-7H-pyrrolo[2,3-d]pyrimidine](/img/bb/040/4036676.jpeg)










