For research scientists and procurement specialists in the pharmaceutical and biotechnology sectors, sourcing high-quality reagents is fundamental to successful outcomes. TSTU, identified by its CAS number 105832-38-0, is a prime example of such a critical reagent, widely recognized for its efficacy in peptide synthesis. As a prominent supplier and manufacturer of fine chemicals, we offer TSTU that meets the stringent demands of modern scientific research and industrial production.
TSTU's chemical name, O-(N-Succinimidyl)-1,1,3,3-tetramethyluronium tetrafluoroborate, hints at its sophisticated structure and function. At its core, TSTU serves as a powerful coupling reagent. Its primary role is to activate the carboxyl group of an amino acid or peptide, preparing it for nucleophilic attack by the amino group of another amino acid or peptide. This activation forms a reactive N-hydroxysuccinimidyl ester intermediate, which is a key step in constructing the peptide chain. This efficiency is a major draw for those looking to buy these essential synthesis components.
The advantage of using TSTU over older or less effective coupling agents becomes apparent when considering the final product. Its design allows for a high degree of coupling efficiency while simultaneously minimizing the risk of epimerization. This is particularly crucial for R&D scientists working on peptide-based drugs, where even slight stereochemical deviations can lead to altered biological activity or unwanted side effects. For procurement managers, securing a reagent that guarantees stereochemical integrity means fewer failed batches and reduced rework, directly impacting project timelines and budgets.
When considering where to purchase TSTU (CAS 105832-38-0), its origin as a product from a reputable manufacturer in China offers distinct benefits. We pride ourselves on offering not only high-purity TSTU but also competitive pricing. Our manufacturing processes are optimized for efficiency, allowing us to pass on cost savings to our clients without compromising on quality. This makes us an attractive option for both small-scale research laboratories and large-scale pharmaceutical manufacturers.
The demand for reliable peptide synthesis reagents is ever-increasing, driven by advancements in peptide therapeutics, diagnostics, and materials science. As a dedicated supplier, we are committed to ensuring a consistent and dependable supply of TSTU to meet this growing need. We invite you to explore our offerings and discover why numerous research institutions and chemical companies trust us for their critical reagent requirements. Contact us today to inquire about our current TSTU price and how to place your order.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.