Building Block Products
- [All products]
- Primary amines (aliphatic)
- Primary amines (aromatic)
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- Active aliphatic halides
- Active aromatic halides
- 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
- Hydrazides
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- Amidines
- Isothiocyanates
- Isocyanates
- Boronic acids
- Oxiranes
- Amidoximes
- Guanidines
- Azides
- Azoles
- Furans
- Nitriles
- Terminal acetylenes
- Mono-functional
- Bi-functional
- Multi-functional
- Other

![4-chloro-3-{5-[(E)-2-nitrovinyl]-2-furyl}benzoic acid 4-chloro-3-{5-[(E)-2-nitrovinyl]-2-furyl}benzoic acid](/img/bb/061/6143458.jpeg)

![4-methyl-3-(2-oxopropoxy)-6H-benzo[c]chromen-6-one 4-methyl-3-(2-oxopropoxy)-6H-benzo[c]chromen-6-one](/img/bb/061/6146055.jpeg)

![4-methyl-3-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one 4-methyl-3-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one](/img/bb/061/6148717.jpeg)
![3-(1-methyl-2-oxopropoxy)-6H-benzo[c]chromen-6-one 3-(1-methyl-2-oxopropoxy)-6H-benzo[c]chromen-6-one](/img/bb/061/6148972.jpeg)
![[(3,4-dimethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid [(3,4-dimethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid](/img/bb/061/6149363.jpeg)

![[(7-methyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-9-yl)oxy]acetic acid [(7-methyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-9-yl)oxy]acetic acid](/img/bb/061/6151265.jpeg)


![7-(1-methyl-2-oxopropoxy)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one 7-(1-methyl-2-oxopropoxy)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one](/img/bb/061/6155258.jpeg)
![[(4-ethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid [(4-ethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid](/img/bb/061/6155412.jpeg)


![6-methyl-7-(1-methyl-2-oxopropoxy)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one 6-methyl-7-(1-methyl-2-oxopropoxy)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one](/img/bb/061/6156859.jpeg)
![2-[(6-methyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl)oxy]propanoic acid 2-[(6-methyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl)oxy]propanoic acid](/img/bb/061/6157486.jpeg)



![3-(2-oxopropoxy)-6H-benzo[c]chromen-6-one 3-(2-oxopropoxy)-6H-benzo[c]chromen-6-one](/img/bb/061/6160345.jpeg)



![3-(1-methyl-2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one 3-(1-methyl-2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one](/img/bb/061/6162414.jpeg)
![[(2-oxo-2H-chromen-7-yl)oxy]acetic acid [(2-oxo-2H-chromen-7-yl)oxy]acetic acid](/img/bb/061/6162682.jpeg)

![2-[(4-ethyl-2-oxo-2H-chromen-7-yl)oxy]propanoic acid 2-[(4-ethyl-2-oxo-2H-chromen-7-yl)oxy]propanoic acid](/img/bb/061/6164494.jpeg)
![3-methyl-1-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one 3-methyl-1-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one](/img/bb/061/6165544.jpeg)


![3-[(1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amino]benzoic acid 3-[(1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amino]benzoic acid](/img/bb/061/6187394.jpeg)
![[(2-methylbenzyl)thio]acetic acid [(2-methylbenzyl)thio]acetic acid](/img/bb/061/6187574.jpeg)
![1-(4-bromophenyl)-2-[(5-methyl-4H-1,2,4-triazol-3-yl)thio]ethanone 1-(4-bromophenyl)-2-[(5-methyl-4H-1,2,4-triazol-3-yl)thio]ethanone](/img/bb/061/6196970.jpeg)

![[(3,5-dimethylbenzyl)thio]acetic acid [(3,5-dimethylbenzyl)thio]acetic acid](/img/bb/061/6198287.jpeg)


![[(2-chlorobenzyl)thio]acetic acid [(2-chlorobenzyl)thio]acetic acid](/img/bb/062/6232598.jpeg)



![[(6-chloro-4-methyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid [(6-chloro-4-methyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid](/img/bb/062/6238415.jpeg)
![[(6-oxo-7,8,9,10-tetrahydro-6H-benzo[c]chromen-3-yl)oxy]acetic acid [(6-oxo-7,8,9,10-tetrahydro-6H-benzo[c]chromen-3-yl)oxy]acetic acid](/img/bb/062/6239018.jpeg)

![2-[(6-oxo-6H-benzo[c]chromen-3-yl)oxy]propanoic acid 2-[(6-oxo-6H-benzo[c]chromen-3-yl)oxy]propanoic acid](/img/bb/062/6239477.jpeg)

![2-[(6-oxo-7,8,9,10-tetrahydro-6H-benzo[c]chromen-3-yl)oxy]propanoic acid 2-[(6-oxo-7,8,9,10-tetrahydro-6H-benzo[c]chromen-3-yl)oxy]propanoic acid](/img/bb/062/6239762.jpeg)
![3-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one 3-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one](/img/bb/062/6240036.jpeg)

![[2-oxo-5-(trifluoromethyl)-1(2H)-pyridinyl]acetic acid [2-oxo-5-(trifluoromethyl)-1(2H)-pyridinyl]acetic acid](/img/bb/062/6241179.jpeg)



![4-[(1,1-dioxido-1,2-benzisothiazol-3-yl)oxy]benzaldehyde 4-[(1,1-dioxido-1,2-benzisothiazol-3-yl)oxy]benzaldehyde](/img/bb/062/6258541.jpeg)



![3-nitro-4-[(pyridin-3-ylmethyl)amino]benzoic acid 3-nitro-4-[(pyridin-3-ylmethyl)amino]benzoic acid](/img/bb/062/6266434.jpeg)

![[1-(2-fluorobenzyl)-1H-benzimidazol-2-yl]methanol [1-(2-fluorobenzyl)-1H-benzimidazol-2-yl]methanol](/img/bb/062/6281686.jpeg)

![1-[4-(dimethylamino)phenyl]octahydro-4a(2H)-isoquinolinol hydrochloride 1-[4-(dimethylamino)phenyl]octahydro-4a(2H)-isoquinolinol hydrochloride](/img/bb/063/6301607.jpeg)
![3-{5-[(E)-(3-methyl-5-oxoisoxazol-4(5H)-ylidene)methyl]-2-furyl}benzoic acid 3-{5-[(E)-(3-methyl-5-oxoisoxazol-4(5H)-ylidene)methyl]-2-furyl}benzoic acid](/img/bb/063/6311457.jpeg)
![2-(4-fluorophenyl)imidazo[1,2-a]pyridine-3-carbaldehyde 2-(4-fluorophenyl)imidazo[1,2-a]pyridine-3-carbaldehyde](/img/bb/063/6317513.jpeg)
![[(4,6-dimethylquinolin-2-yl)thio]acetic acid [(4,6-dimethylquinolin-2-yl)thio]acetic acid](/img/bb/063/6320947.jpeg)



![3H-benzo[e]indole-2-carboxylic acid 3H-benzo[e]indole-2-carboxylic acid](/img/bb/063/6346613.jpeg)
![{[6-(acetylamino)-1,3-benzothiazol-2-yl]thio}acetic acid {[6-(acetylamino)-1,3-benzothiazol-2-yl]thio}acetic acid](/img/bb/063/6347947.jpeg)
![3-[(4,6-dimethylquinolin-2-yl)thio]propanoic acid 3-[(4,6-dimethylquinolin-2-yl)thio]propanoic acid](/img/bb/063/6358331.jpeg)
![2-(4-methoxyphenyl)imidazo[1,2-a]pyridine-3-carbaldehyde 2-(4-methoxyphenyl)imidazo[1,2-a]pyridine-3-carbaldehyde](/img/bb/063/6359147.jpeg)








![[2-isopropoxy-5-(trifluoromethyl)phenyl]amine hydrochloride [2-isopropoxy-5-(trifluoromethyl)phenyl]amine hydrochloride](/img/bb/063/6369011.jpeg)
![1-[2-(4-fluorophenoxy)ethyl]-1H-indole-3-carbaldehyde 1-[2-(4-fluorophenoxy)ethyl]-1H-indole-3-carbaldehyde](/img/bb/063/6369528.jpeg)
![methyl 3-formylpyrrolo[2,1-b][1,3]benzothiazole-1-carboxylate methyl 3-formylpyrrolo[2,1-b][1,3]benzothiazole-1-carboxylate](/img/bb/063/6369811.jpeg)

![1-[2-(2-methylphenoxy)ethyl]-1H-indole-3-carbaldehyde 1-[2-(2-methylphenoxy)ethyl]-1H-indole-3-carbaldehyde](/img/bb/063/6370533.jpeg)




![6-methyl-5H-[1,2,4]triazino[5,6-b]indole-3-thiol 6-methyl-5H-[1,2,4]triazino[5,6-b]indole-3-thiol](/img/bb/063/6380156.jpeg)


![2-[(1,1-dioxidotetrahydro-3-thienyl)amino]butanoic acid 2-[(1,1-dioxidotetrahydro-3-thienyl)amino]butanoic acid](/img/bb/063/6385250.jpeg)



