Building Block Products
- [All products]
- Primary amines (aliphatic)
- Primary amines (aromatic)
- Secondary amines (aliphatic)
- Hydrazines
- Primary alcohols
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- 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
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- Boronic acids
- Oxiranes
- Amidoximes
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- Azides
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- Nitriles
- Terminal acetylenes
- Mono-functional
- Bi-functional
- Multi-functional
- Other
![imidazo[1,2-b]pyridazine-3-carboxylic acid imidazo[1,2-b]pyridazine-3-carboxylic acid](/img/bb/040/4042130.jpeg)

![rac-(1S,4R,7S)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid hydrochloride rac-(1S,4R,7S)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid hydrochloride](/img/bb/040/4042145.jpeg)
![3-bromoimidazo[1,2-b]pyridazine 3-bromoimidazo[1,2-b]pyridazine](/img/bb/040/4042147.jpeg)
![rac-(1R,5S,8R)-1-(hydroxymethyl)-3-azabicyclo[3.2.1]octan-8-ol hydrochloride rac-(1R,5S,8R)-1-(hydroxymethyl)-3-azabicyclo[3.2.1]octan-8-ol hydrochloride](/img/bb/040/4042157.jpeg)
![[2-(4H-1,2,4-triazol-4-yl)ethyl]amine dihydrochloride [2-(4H-1,2,4-triazol-4-yl)ethyl]amine dihydrochloride](/img/bb/040/4042162.jpeg)
![tert-butyl rac-(1S,6R,8R)-3-azabicyclo[4.2.0]oct-8-ylcarbamate hydrochloride tert-butyl rac-(1S,6R,8R)-3-azabicyclo[4.2.0]oct-8-ylcarbamate hydrochloride](/img/bb/040/4042165.jpeg)
![7-bromo-1-methyl-1H-imidazo[1,2-b]pyrazole 7-bromo-1-methyl-1H-imidazo[1,2-b]pyrazole](/img/bb/040/4042167.jpeg)
![methyl rac-(1S,4R,7R)-2-azabicyclo[2.2.1]heptane-7-carboxylate hydrochloride methyl rac-(1S,4R,7R)-2-azabicyclo[2.2.1]heptane-7-carboxylate hydrochloride](/img/bb/040/4042170.jpeg)
![3-bromo-2-methylpyrazolo[1,5-b]pyridazine 3-bromo-2-methylpyrazolo[1,5-b]pyridazine](/img/bb/040/4042182.jpeg)
![rac-(1R,5S,8S)-1-(hydroxymethyl)-3-azabicyclo[3.2.1]octan-8-ol hydrochloride rac-(1R,5S,8S)-1-(hydroxymethyl)-3-azabicyclo[3.2.1]octan-8-ol hydrochloride](/img/bb/040/4042193.jpeg)
![trans-4-[(dimethylamino)methyl]-3-piperidinol dihydrochloride trans-4-[(dimethylamino)methyl]-3-piperidinol dihydrochloride](/img/bb/040/4042200.jpeg)

![[3-(4H-1,2,4-triazol-4-yl)propyl]amine dihydrochloride [3-(4H-1,2,4-triazol-4-yl)propyl]amine dihydrochloride](/img/bb/040/4042224.jpeg)




![imidazo[1,2-b]pyridazine-6-carbaldehyde imidazo[1,2-b]pyridazine-6-carbaldehyde](/img/bb/040/4042292.jpeg)
![rac-(1S,4R,7R)-2-(tert-butoxycarbonyl)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid rac-(1S,4R,7R)-2-(tert-butoxycarbonyl)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid](/img/bb/040/4042293.jpeg)
![methyl rac-(1R,5S,6r)-3-azabicyclo[3.1.0]hexane-6-carboxylate hydrochloride methyl rac-(1R,5S,6r)-3-azabicyclo[3.1.0]hexane-6-carboxylate hydrochloride](/img/bb/040/4042300.jpeg)
![[(4,5-dimethyl-2-pyrimidinyl)methyl]amine dihydrochloride [(4,5-dimethyl-2-pyrimidinyl)methyl]amine dihydrochloride](/img/bb/040/4042305.jpeg)
![6-methyl-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine dihydrochloride 6-methyl-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine dihydrochloride](/img/bb/040/4042312.jpeg)
![rac-(1S,5S)-3-azabicyclo[3.1.0]hex-1-ylmethanol rac-(1S,5S)-3-azabicyclo[3.1.0]hex-1-ylmethanol](/img/bb/040/4042320.jpeg)
![6-bromoimidazo[1,2-b]pyridazine 6-bromoimidazo[1,2-b]pyridazine](/img/bb/040/4042328.jpeg)
![rac-(1S,4R,7R)-2-azabicyclo[2.2.1]hept-7-ylmethanol hydrochloride rac-(1S,4R,7R)-2-azabicyclo[2.2.1]hept-7-ylmethanol hydrochloride](/img/bb/040/4042333.jpeg)
![rac-(1S,5S)-6-azabicyclo[3.2.0]heptane rac-(1S,5S)-6-azabicyclo[3.2.0]heptane](/img/bb/040/4042340.jpeg)
![rac-(1R,5S,6r)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid rac-(1R,5S,6r)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid](/img/bb/040/4042342.jpeg)

![rac-(1S,4R,7S)-2-(tert-butoxycarbonyl)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid rac-(1S,4R,7S)-2-(tert-butoxycarbonyl)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid](/img/bb/040/4042350.jpeg)
![tert-butyl rac-(1R,5S,6r)-6-formyl-3-azabicyclo[3.1.0]hexane-3-carboxylate tert-butyl rac-(1R,5S,6r)-6-formyl-3-azabicyclo[3.1.0]hexane-3-carboxylate](/img/bb/040/4042366.jpeg)
![2-methyl-4,5,6,7-tetrahydro[1,3]thiazolo[5,4-c]pyridine dihydrochloride 2-methyl-4,5,6,7-tetrahydro[1,3]thiazolo[5,4-c]pyridine dihydrochloride](/img/bb/040/4042367.jpeg)
![rac-(1S,5S)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-1-carboxylic acid rac-(1S,5S)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-1-carboxylic acid](/img/bb/040/4042382.jpeg)
![1-oxa-8-azaspiro[4.6]undecan-9-one 1-oxa-8-azaspiro[4.6]undecan-9-one](/img/bb/040/4042392.jpeg)
![tert-butyl rac-(4aS,7aR)-6-oxooctahydro-2H-cyclopenta[c]pyridine-2-carboxylate tert-butyl rac-(4aS,7aR)-6-oxooctahydro-2H-cyclopenta[c]pyridine-2-carboxylate](/img/bb/040/4042396.jpeg)
![1-oxa-8-azaspiro[4.6]undecane 1-oxa-8-azaspiro[4.6]undecane](/img/bb/040/4042399.jpeg)
![methyl rac-(1S,4R,7S)-2-azabicyclo[2.2.1]heptane-7-carboxylate hydrochloride methyl rac-(1S,4R,7S)-2-azabicyclo[2.2.1]heptane-7-carboxylate hydrochloride](/img/bb/040/4042404.jpeg)

![rac-(1S,4R,7R)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid hydrochloride rac-(1S,4R,7R)-2-azabicyclo[2.2.1]heptane-7-carboxylic acid hydrochloride](/img/bb/040/4042413.jpeg)

![1-oxaspiro[4.5]decan-8-one 1-oxaspiro[4.5]decan-8-one](/img/bb/040/4042438.jpeg)
![tert-butyl 5-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate tert-butyl 5-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate](/img/bb/040/4042448.jpeg)
![[cis-6-methyl-2-morpholinyl]methanol hydrochloride [cis-6-methyl-2-morpholinyl]methanol hydrochloride](/img/bb/040/4042449.jpeg)

![1-oxa-8-azaspiro[4.5]decane hydrochloride 1-oxa-8-azaspiro[4.5]decane hydrochloride](/img/bb/040/4042455.jpeg)
![(6,7-dihydro-5H-cyclopenta[d]pyrimidin-2-ylmethyl)amine dihydrochloride (6,7-dihydro-5H-cyclopenta[d]pyrimidin-2-ylmethyl)amine dihydrochloride](/img/bb/040/4042457.jpeg)


![rac-[(1R,5S,6r)-3-azabicyclo[3.1.0]hex-6-ylmethyl]dimethylamine dihydrochloride rac-[(1R,5S,6r)-3-azabicyclo[3.1.0]hex-6-ylmethyl]dimethylamine dihydrochloride](/img/bb/040/4042480.jpeg)
![[trans-6-methyl-2-morpholinyl]methanol hydrochloride [trans-6-methyl-2-morpholinyl]methanol hydrochloride](/img/bb/040/4042486.jpeg)
![[(5-chloro-2-pyrimidinyl)methyl]amine hydrochloride [(5-chloro-2-pyrimidinyl)methyl]amine hydrochloride](/img/bb/040/4042491.jpeg)

![rac-(1R,6S,8R)-3-azabicyclo[4.2.0]octane-8-carboxylic acid hydrochloride rac-(1R,6S,8R)-3-azabicyclo[4.2.0]octane-8-carboxylic acid hydrochloride](/img/bb/040/4042499.jpeg)

![rac-(1R,5S,6r)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid hydrochloride rac-(1R,5S,6r)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid hydrochloride](/img/bb/040/4042507.jpeg)
![rac-(1S,4R,7S)-2-azabicyclo[2.2.1]hept-7-ylmethanol hydrochloride rac-(1S,4R,7S)-2-azabicyclo[2.2.1]hept-7-ylmethanol hydrochloride](/img/bb/040/4042508.jpeg)
![2-methylpyrazolo[1,5-b]pyridazine-3-carboxylic acid 2-methylpyrazolo[1,5-b]pyridazine-3-carboxylic acid](/img/bb/040/4042511.jpeg)


![rac-(1R,6S,8R)-3-(tert-butoxycarbonyl)-3-azabicyclo[4.2.0]octane-8-carboxylic acid rac-(1R,6S,8R)-3-(tert-butoxycarbonyl)-3-azabicyclo[4.2.0]octane-8-carboxylic acid](/img/bb/040/4042533.jpeg)

![hexahydro[1,3]oxazolo[3,4-a]pyrazin-3-one hydrochloride hexahydro[1,3]oxazolo[3,4-a]pyrazin-3-one hydrochloride](/img/bb/040/4042553.jpeg)
![tert-butyl 12-oxo-3,7,11-triazaspiro[5.6]dodecane-3-carboxylate tert-butyl 12-oxo-3,7,11-triazaspiro[5.6]dodecane-3-carboxylate](/img/bb/040/4042554.jpeg)

![3-amino-4H-pyrido[1,2-a]pyrimidin-4-one 3-amino-4H-pyrido[1,2-a]pyrimidin-4-one](/img/bb/040/4042562.jpeg)



![[(3-chloro-1H-1,2,4-triazol-5-yl)methyl]amine hydrochloride [(3-chloro-1H-1,2,4-triazol-5-yl)methyl]amine hydrochloride](/img/bb/040/4042577.jpeg)
![7-methyl[1,2,4]triazolo[4,3-a]pyrimidin-3-amine 7-methyl[1,2,4]triazolo[4,3-a]pyrimidin-3-amine](/img/bb/040/4042579.jpeg)





![5-[5-(trifluoromethyl)-1H-pyrazol-3-yl]-2-furansulfonyl chloride 5-[5-(trifluoromethyl)-1H-pyrazol-3-yl]-2-furansulfonyl chloride](/img/bb/040/4042597.jpeg)
![5-[5-(trifluoromethyl)-3-isoxazolyl]-2-furansulfonyl chloride 5-[5-(trifluoromethyl)-3-isoxazolyl]-2-furansulfonyl chloride](/img/bb/040/4042600.jpeg)



![2-methyl-5-[5-(trifluoromethyl)-3-isoxazolyl]benzenesulfonyl chloride 2-methyl-5-[5-(trifluoromethyl)-3-isoxazolyl]benzenesulfonyl chloride](/img/bb/040/4042607.jpeg)




![3,4-dihydrospiro[chromene-2,1'-cyclohexan]-4-amine hydrochloride 3,4-dihydrospiro[chromene-2,1'-cyclohexan]-4-amine hydrochloride](/img/bb/040/4042627.jpeg)











![7-methyl[1,2,4]triazolo[4,3-a]pyrimidine-3-carboxylic acid 7-methyl[1,2,4]triazolo[4,3-a]pyrimidine-3-carboxylic acid](/img/bb/040/4042671.jpeg)
