Tosylates

Tosylates

Tosylates are highly versatile sulfonate ester reagents widely used as activated leaving groups, intermediates, and functional materials in organic synthesis. Derived from p-toluenesulfonyl chloride, tosylates convert alcohols into excellent electrophiles, enabling efficient nucleophilic substitution, elimination, reduction, and cross-coupling reactions. Their exceptional stability, predictable reactivity, and broad functional-group compatibility make tosylates key tools in multi-step synthesis, protecting-group strategies, and heterocycle construction. In pharmaceuticals and fine chemicals, tosylates serve as intermediates for amines, halides, thiols, ethers, and chiral building blocks. They also participate in polymer modification, phase-transfer processes, and catalytic transformations. Due to their tunable reactivity and reliable performance under mild conditions, tosylates remain indispensable in modern synthetic chemistry and industrial manufacturing.

Tos-Peg9-T-Butyl Ester CAS NO 1345337-28-1

Unit Price:Get Price

CAS No.:1345337-28-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

2,2,2-Trifluoro-1-(4-Nitrophenyl)Ethyl 4-Methylbenzenesulfonate CAS NO 1356110-41-2

Unit Price:Get Price

CAS No.:1356110-41-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

2-Hydrazino-1-Methylpyridinium Tosylate CAS NO 1404375-16-1

Unit Price:Get Price

CAS No.:1404375-16-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

3-Oxa-6-Aza-Bicyclo[3.1.1]Heptane Tosylate CAS NO 1414860-36-8

Unit Price:Get Price

CAS No.:1414860-36-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Propargyl-Peg6-Tos CAS NO 1422023-55-9

Unit Price:Get Price

CAS No.:1422023-55-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Tos-Peg4-Acid CAS NO 1453117-42-4

Unit Price:Get Price

CAS No.:1453117-42-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Tos-Peg13-Tos CAS NO 1456708-45-4

Unit Price:Get Price

CAS No.:1456708-45-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Triethylene Glycol 4-Methylbenzyl Ether Tosylate CAS NO 1688666-41-2

Unit Price:Get Price

CAS No.:1688666-41-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Go to Page

Why choose US

Trusted Manufacturer

With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.

Rigorous Quality Assurance

Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

Advanced R&D Expertise

Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.