About Us

Yongtong Technology Co., Ltd. specializes in the R&D, production and sales of bio-active pharmaceutical ingredients (APIs), chemical APIs, pharmaceutical intermediates, ultraviolet absorbers and fine chemical products. Among these, its organic synthesis intermediates such as p-toluenesulfonic acid are widely used in the synthesis of fine chemicals including dyes, fragrances, pharmaceuticals and pesticides, providing critical raw material support for downstream industries.

Meanwhile, we are actively expanding into the biopharmaceutical sector, driving the enterprise towards diversification and high-end transformation.

Advanced Production Facility
Full-Scale R&D Center

ISO 9001 Certified
Global Supply Chain

Why Choose Us

We combine manufacturing expertise with customer-centric service to deliver value beyond chemistry.

Factory Direct

Eliminate middlemen costs. We offer competitive factory pricing ensuring you get the best market value directly from the source.

Quality Assurance

Strict quality control at every stage. Our advanced lab and ISO protocols guarantee consistent product purity and performance.

R&D Innovation

Custom synthesis and formulation services. Our technical team develops tailored solutions to meet specific application needs.

24/7 Support

Our global support team acts as your dedicated partner, ready to assist with technical queries and logistics anytime.

Performance at a Glance

20+

Years Experience

99%

On-Time Delivery

12h

After-Sales Response

100%

Factory-Exit QC

p-tert-Butylbenzoic Acid

Synonyms: tert-Butylbenzoic acid; p-tert-butylbenzoic acid; 4-tert-butylbenzoic acid; 4-t-butylbenzoic acid; p-tert-butylbenzoic acid (PTBBA) p-tert-Butylbenzoic acid (PTBBA) is a colorless needle-like crystal or crystalline powder. As an important organic synthesis intermediate, it is widely used in chemical synthesis, cosmetics, flavors and fragrances, and other industries. It can be used as a modifier for alkyd resins, an additive for cutting oils and lubricating oils, a food preservative, and a stabilizer for polyethylene.

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Our Mission

To become a reliable global supplier of high-quality fine chemicals, pharmaceutical intermediates and UV absorbers, creating sustainable value for customers, employees and society through innovation and excellence.