Catalog of Building Blocks

ChemDiv offers stock available 75K building blocks database. All of these are available for search and immediate purchase.

Information: How to search and order


Chemical reagents, fragments and intermediates designed for use in medicinal chemistry and for modular synthesis of combinatorial compound libraries are widely known as building blocks.

ChemDiv’s Building Block Collection comprises over 75,000 products.

The collection has been developed to support our customers’ medicinal chemistry projects, generation of new combinatorial libraries, hit-to-lead optimization and lead optimization. All our chemical building blocks are available for quick and easy on-line purchase.


Key Facts about ChemDiv’s Chemical Building Blocks:


Examples to illustrate diversity of ChemDiv’s Chemical Building Block Collection:


Aldehydes (3,621 compounds)   


BB20-1281

BB01-4724

BB01-4580

BB01-4531

BB20-6927

BB01-4724

BB01-4580

BB20-1281


Alkohols and Phenols (5,809 compounds)   


BB58-3258

BB01-3405

BB01-3573

BB01-1116

BB53-1763


Alkylhalides (3,896 compounds)   


BB01-5129

BB01-5118

BB01-4998

BB01-3919

BB01-2756

BB01-4998


Amidoximes (204 compounds)   


BB01-2152

BB01-2706

BB11-0161

BB53-1807


Primery Amines (16190 compounds)   


BB01-0026

BB01-2528

BB01-3976

BB01-4710


Secondary Amines (12578 compounds)   


BB01-0431

BB01-0593

BB01-1967

BB01-2009


Arylhalides (17709)   


BB01-3392

BB01-0099

BB77-0003

BB53-4192


Boronic Acids and Esters (193)   


BB20-1457

BB01-0942

BB77-0042

BB01-0065


Carboxylic Acids (20666)   


BB91-0077

BB01-0516

BB54-3687

BB57-5044


Carboxylic Acids Halides (1038)   


BB01-5649

BB55-5570

BB55-5196

BB20-1591


Carboxylic Acids Esters (7564)   


BB53-4200

BB01-2132

BB01-2203

BB01-3452


Carboxylic Acids Hydrazides   


BB57-0369

BB01-6380

BB01-5071


Hydrazines (578)   


BB01-2692

BB01-3787

BB12-2485

BB01-4966


Isocyanates (169)   


BB01-4426

BB01-4450

BB01-4456

BB01-6535

BB55-2415


Isonitriles (74)   


BB56-0006

BB56-0009

BB56-1763

BB56-1837


Isothiocyanates (250)   


BB01-4061

BB01-4063

BB01-8179

BB11-0032


Ketones (4168)   


BB01-0011

BB01-0329

BB01-1114

BB01-2374

BB01-0011

BB01-0011


Nitriles (2542)   


BB01-2038

BB01-2551

BB01-2486

BB01-1064


Nitro-compounds (4227)   


BB01-1086

BB01-2097

BB01-2137

BB01-2161


Sulfonic Acids and Esters (224)   


BB01-7820

BB20-1240

BB01-2844


Sulfonic acids Halides (345)   


BB01-0982

BB01-3777

BB01-4407

BB01-4646

BB91-0097


Thiols (1655)   


BB01-2327

BB01-3973

BB01-4180

BB20-1273

BB01-4180

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