Unlock Advanced Peptide Synthesis with TBTU
Explore the efficiency and reliability of TBTU, a cornerstone coupling reagent for groundbreaking peptide synthesis.
Get a Quote & SampleThe Power of TBTU in Peptide Coupling

TBTU: Your Key to Efficient Peptide Synthesis
O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate, commonly known as TBTU, stands out as a premier coupling reagent in the field of solid-phase peptide synthesis (SPPS). Its formulation is designed to facilitate the formation of amide bonds with remarkable efficiency, a critical step in constructing complex peptide sequences. TBTU is particularly noted for its ability to minimize racemization, a common challenge that can compromise the integrity and efficacy of synthesized peptides. This makes it an indispensable tool for researchers and manufacturers aiming for high purity and precise peptide structures.
- Achieve high yields in peptide synthesis: Utilizing TBTU ensures efficient coupling reactions, contributing to higher overall yields in your peptide synthesis projects.
- Minimize unwanted racemization: With its inherent low racemization rates, TBTU helps preserve the stereochemical integrity of amino acids during coupling, crucial for peptide functionality.
- Master challenging peptide sequences: TBTU proves effective in complex coupling scenarios, including those involving sterically hindered amino acids and macrocyclization steps, making it a versatile reagent.
- Benefit from a trusted coupling reagent: TBTU is a well-established and widely used reagent in the scientific community, recognized for its reliability and consistent performance in solid-phase peptide synthesis.
Key Advantages of Incorporating TBTU
Enhanced Reaction Efficiency
TBTU facilitates rapid coupling reactions, often completing in minutes when paired with HOBt, significantly speeding up the peptide synthesis workflow and allowing you to achieve your research goals faster.
Stereochemical Integrity
One of the paramount benefits of using TBTU is its minimal impact on amino acid stereochemistry. This low racemization characteristic is vital for ensuring the biological activity and structural accuracy of synthesized peptides.
Versatility in Application
From standard peptide bond formation to more complex tasks like macrocyclization, TBTU demonstrates broad applicability, making it a go-to reagent for diverse peptide synthesis strategies.
Key Applications of TBTU
Solid-Phase Peptide Synthesis (SPPS)
TBTU is a staple in SPPS, enabling the sequential addition of amino acids to a solid support to build peptide chains efficiently and with high fidelity.
Organic Synthesis
Beyond peptide synthesis, TBTU serves as a versatile coupling agent in broader organic synthesis applications for forming amide and ester bonds.
Macrocyclization
Its effectiveness in cyclization reactions makes TBTU a preferred choice for synthesizing cyclic peptides, a class of molecules with significant therapeutic potential.
Hindered Amino Acid Coupling
TBTU excels in coupling reactions involving sterically demanding amino acids, overcoming challenges that limit the efficacy of other coupling reagents.
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