Pingyuan Xinda Chemical Co.,ltd.

p-Toluenesulfonyl Isocyanate

• Category :

  Intermediates

• Synonyms :

  PTSI;Tosyl isocyanate;4-methylbenzenesulfonyl isocyanate;p-Methylphenylsulfonyl lsocyanate;4-Toluenesulfonyl isocyanate;

• CAS NO :

  4083-64-1

• EC NO :

  223-810-8

• Molecular Formula :

  C₈H₇NO₃S

• Molecular Weight :

  197.2111

• Main Specifications :

• InChI :

  InChI=1/C8H7NO3S/c1-7-2-4-8(5-3-7)13(11,12)9-6-10/h2-5H,1H3

• Product description :

  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.

• Molecular Structure :