TI is short for p-Toluenesulfonyl isocyanate.

CAS:  4083-64-1

Molecular formula: C₈H₇NO₃S

Molecular weight: 197.21

Product name: p-Toluenesulfonyl isocyanate

English name:  4-methyl-Benzenesulfonyl isocyanate; 4-methyl-benzenesulfonyl isocyanat; p-toluenesulfonyl isocyanate; Tosyl iso-cyanate

Properties:   Colorless transparent liquid with low viscosity. Density is 1.295, boiling point is 144℃ (10 mmHg), refractive index is 1.533-1.535, flash point is 145℃.

Quality standard:

Appearance Colorless transparent liquid

Content ≥98%

Free acid  ≤0.5%

Color ≤50(APHA)

Uses:  doxazosin synthesis.

Storage and transportation:  keep in the original package, and the shelf life is one year. To protect from light and heat.