Published TCIMAIL newest issue No.199 | Product Document Searching Made Easy by 2D Code! | TCI Life Science News August 2025 | [TCIPracticalExample] Ullmann-Type Coupling Reaction Using... | Various analytical charts can be searched on each product detail page and Product Document Search (The kinds of analytical charts differ by product)
Maximum quantity allowed is 999
Please select the quantity
Heterocyclic Building Blocks
This is the product category page for “Heterocyclic Building Blocks.” Tokyo Chemical Industry (TCI) is a global company that manufactures and sells more than 30,000 items of reagents used in various fields such as synthetic chemistry, life science, materials science, and analytical chemistry.







Explore Heterocyclic Building Blocks Categories
Azaindoles [Halogenated Heterocyclic Building Blocks]
Azepanes/Diazepanes [Halogenated Heterocyclic Building Blocks]
Azetidines [Halogenated Heterocyclic Building Blocks]
Benzimidazoles [Halogenated Heterocyclic Building Blocks]
Benzodioxanes [Halogenated Heterocyclic Building Blocks]
Benzofurans [Halogenated Heterocyclic Building Blocks]
Benzopyrans [Halogenated Heterocyclic Building Blocks]
Benzothiophenes [Halogenated Heterocyclic Building Blocks]
Benzotriazoles [Halogenated Heterocyclic Building Blocks]
Benzoxazines [Halogenated Heterocyclic Building Blocks]
Benzoxazoles [Halogenated Heterocyclic Building Blocks]
Carbazoles [Halogenated Heterocyclic Building Blocks]
Coumarins [Halogenated Heterocyclic Building Blocks]
Furans [Halogenated Heterocyclic Building Blocks]
Halogenated Heterocyclic Building Blocks (Others)
Imidazoles [Halogenated Heterocyclic Building Blocks]
Imidazolines, Imidazolidines [Halogenated Heterocyclic Building Blocks]
Imidazopyridines [Halogenated Heterocyclic Building Blocks]
Indazoles [Halogenated Heterocyclic Building Blocks]
Indoles [Halogenated Heterocyclic Building Blocks]
Indolines [Halogenated Heterocyclic Building Blocks]
Isoquinolines [Halogenated Heterocyclic Building Blocks]
Isothiazoles [Halogenated Heterocyclic Building Blocks]
Isoxazoles [Halogenated Heterocyclic Building Blocks]
Morpholines, Thiomorpholines [Halogenated Heterocyclic Building Blocks]
Naphthyridine [Halogenated Heterocyclic Building Blocks]
Oxadiazoles [Halogenated Heterocyclic Building Blocks]
Oxazolines, Oxazolidines [Halogenated Heterocyclic Building Blocks]
Oxetanes [Halogenated Heterocyclic Building Blocks]
Oxiranes [Halogenated Heterocyclic Building Blocks]
Phenanthrolines [Halogenated Heterocyclic Building Blocks]
Piperazines [Halogenated Heterocyclic Building Blocks]
Piperidines [Halogenated Heterocyclic Building Blocks]
Purines [Halogenated Heterocyclic Building Blocks]
Pyrans [Halogenated Heterocyclic Building Blocks]
Pyrazines [Halogenated Heterocyclic Building Blocks]
Pyrazoles [Halogenated Heterocyclic Building Blocks]
Pyridazines [Halogenated Heterocyclic Building Blocks]
Pyridines [Halogenated Heterocyclic Building Blocks]
Pyrimidines [Halogenated Heterocyclic Building Blocks]
Pyrroles [Halogenated Heterocyclic Building Blocks]
Pyrrolidines [Halogenated Heterocyclic Building Blocks]
Quinaldines [Halogenated Heterocyclic Building Blocks]
Quinazolines [Halogenated Heterocyclic Building Blocks]
Quinolines [Halogenated Heterocyclic Building Blocks]
Quinoxalines [Halogenated Heterocyclic Building Blocks]
Tetrazoles [Halogenated Heterocyclic Building Blocks]
Thiadiazoles [Halogenated Heterocyclic Building Blocks]
Thiazines [Halogenated Heterocyclic Building Blocks]
Thiazoles [Halogenated Heterocyclic Building Blocks]
Thiazolines, Thiazolidines [Halogenated Heterocyclic Building Blocks]
Thiophenes [Halogenated Heterocyclic Building Blocks]
Triazines [Halogenated Heterocyclic Building Blocks]
Triazoles [Halogenated Heterocyclic Building Blocks]
View All For Halogenated Heterocyclic Building Blocks
Acridines [Non-Halogenated Heterocyclic Building Blocks]
Azaindoles [Non-Halogenated Heterocyclic Building Blocks]
Azetidines [Non-Halogenated Heterocyclic Building Blocks]
Benzimidazoles [Non-Halogenated Heterocyclic Building Blocks]
Benzodioxanes [Non-Halogenated Heterocyclic Building Blocks]
Benzofurans [Non-Halogenated Heterocyclic Building Blocks]
Benzopyrans [Non-Halogenated Heterocyclic Building Blocks]
Benzothiophenes [Non-Halogenated Heterocyclic Building Blocks]
Benzotriazoles [Non-Halogenated Heterocyclic Building Blocks]
Benzoxaboroles [Non-Halogenated Heterocyclic Building Blocks]
Benzoxazines [Non-Halogenated Heterocyclic Building Blocks]
Benzoxazoles [Non-Halogenated Heterocyclic Building Blocks]
Carbazoles [Non-Halogenated Heterocyclic Building Blocks]
Coumarins [Non-Halogenated Heterocyclic Building Blocks]
Furans [Non-Halogenated Heterocyclic Building Blocks]
Imidazoles [Non-Halogenated Heterocyclic Building Blocks]
Imidazolines, Imidazolidines [Non-Halogenated Heterocyclic Building Blocks]
Imidazopyridines [Non-Halogenated Heterocyclic Building Blocks]
Indazoles [Non-Halogenated Heterocyclic Building Blocks]
Indoles [Non-Halogenated Heterocyclic Building Blocks]
Indolines [Non-Halogenated Heterocyclic Building Blocks]
Isoquinolines [Non-Halogenated Heterocyclic Building Blocks]
Isothiazoles [Non-Halogenated Heterocyclic Building Blocks]
Isoxazoles [Non-Halogenated Heterocyclic Building Blocks]
Morpholines, Thiomorpholines [Non-Halogenated Heterocyclic Building Blocks]
Naphthyridine [Non-Halogenated Heterocyclic Building Blocks]
Non-Halogenated Heterocyclic Building Blocks (Other)
Oxadiazoles [Non-Halogenated Heterocyclic Building Blocks]
Oxazoles [Non-Halogenated Heterocyclic Building Blocks]
Oxazolines, Oxazolidines [Non-Halogenated Heterocyclic Building Blocks]
Oxetanes [Non-Halogenated Heterocyclic Building Blocks]
Oxiranes [Non-Halogenated Heterocyclic Building Blocks]
Phenanthrolines [Non-Halogenated Heterocyclic Building Blocks]
Piperazines [Non-Halogenated Heterocyclic Building Blocks]
Piperidines [Non-Halogenated Heterocyclic Building Blocks]
Piperidones [Non-Halogenated Heterocyclic Building Blocks]
Purines [Non-Halogenated Heterocyclic Building Blocks]
Pyrans [Non-Halogenated Heterocyclic Building Blocks]
Pyrazines [Non-Halogenated Heterocyclic Building Blocks]
Pyrazoles [Non-Halogenated Heterocyclic Building Blocks]
Pyridazines [Non-Halogenated Heterocyclic Building Blocks]
Pyridines [Non-Halogenated Heterocyclic Building Blocks]
Pyrimidines [Non-Halogenated Heterocyclic Building Blocks]
Pyrroles [Non-Halogenated Heterocyclic Building Blocks]
Pyrrolidines [Non-Halogenated Heterocyclic Building Blocks]
Pyrrolines [Non-Halogenated Heterocyclic Building Blocks]
Quinaldines [Non-Halogenated Heterocyclic Building Blocks]
Quinazolines [Non-Halogenated Heterocyclic Building Blocks]
Quinolines [Non-Halogenated Heterocyclic Building Blocks]
Quinoxalines [Non-Halogenated Heterocyclic Building Blocks]
Quinuclidines [Non-Halogenated Heterocyclic Building Blocks]
Tetrazoles [Non-Halogenated Heterocyclic Building Blocks]
Thiadiazoles [Non-Halogenated Heterocyclic Building Blocks]
Thiazines [Non-Halogenated Heterocyclic Building Blocks]
Thiazoles [Non-Halogenated Heterocyclic Building Blocks]
Thiazolines, Thiazolidines [Non-Halogenated Heterocyclic Building Blocks]
Thiophenes [Non-Halogenated Heterocyclic Building Blocks]
Triazines [Non-Halogenated Heterocyclic Building Blocks]
Triazoles [Non-Halogenated Heterocyclic Building Blocks]
View All For Non-Halogenated Heterocyclic Building Blocks
- Home
- Products
- Chemistry
- Building Blocks
- Heterocyclic Building Blocks