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














![2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid 2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid](/img/bb/044/4400576.jpeg)










![pyrazolo[1,5-a]pyrimidine-2-carboxylic acid pyrazolo[1,5-a]pyrimidine-2-carboxylic acid](/img/bb/044/4400923.jpeg)





![5,7-dimethylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid 5,7-dimethylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid](/img/bb/044/4401033.jpeg)
![imidazo[1,2-a]pyridine-2-carboxylic acid hydrochloride hydrate imidazo[1,2-a]pyridine-2-carboxylic acid hydrochloride hydrate](/img/bb/044/4401038.jpeg)
![6-chloroimidazo[1,2-a]pyridine-2-carboxylic acid hydrobromide hydrate 6-chloroimidazo[1,2-a]pyridine-2-carboxylic acid hydrobromide hydrate](/img/bb/044/4401039.jpeg)
![imidazo[2,1-b][1,3]thiazole-6-carboxylic acid imidazo[2,1-b][1,3]thiazole-6-carboxylic acid](/img/bb/044/4401040.jpeg)
![2-methylimidazo[1,2-a]pyridine-8-carboxylic acid dihydrochloride hydrate 2-methylimidazo[1,2-a]pyridine-8-carboxylic acid dihydrochloride hydrate](/img/bb/044/4401047.jpeg)










![2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid 2,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid](/img/bb/044/4401281.jpeg)







![5-[(3,5-dimethyl-1H-pyrazol-1-yl)methyl]-2-furoic acid 5-[(3,5-dimethyl-1H-pyrazol-1-yl)methyl]-2-furoic acid](/img/bb/044/4401323.jpeg)








![6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylic acid 6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylic acid](/img/bb/044/4401409.jpeg)

![rac-(1R,2S,4R)-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid rac-(1R,2S,4R)-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid](/img/bb/044/4401438.jpeg)




![pyrazolo[1,5-a]pyrimidine-3-carboxylic acid pyrazolo[1,5-a]pyrimidine-3-carboxylic acid](/img/bb/044/4401593.jpeg)

![1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid 1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid](/img/bb/044/4401596.jpeg)






















![4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid 4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid](/img/bb/044/4401868.jpeg)

![[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid [1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid](/img/bb/044/4401880.jpeg)
