P-Toluene Sulfonic Acid N-Butyl Ester

P-Toluene-Sulfonic-Acid N-Butyl-Ester

Chemical Name:P-Toluene-Sulfonic-Acid N-Butyl-Ester;CAS 778-28-9

Synonyms: Butyl P-Toluenesulfonate; Butyl 4-methylbenzenesulfonate; N-Butyl P-Toluene Sulfonate

EINECS No.: 212-295-5

Chemical Formula: C₁₁H₁₆O₃S

Molecular Weight: 228.31

Boiling point: 170-172 °C at 760 mmHg

Flash point: 156.6±19.3 °C

Density: 1.12 

Molecular Structure:

 

Description

It  is used in organic synthesis, used as propylation reagent and intermediate of photosensitive, also the toughener of acetic cellulose.

P-Toluene-Sulfonic-Acid N-Butyl-Ester Standard     

Appearance:                                                       Colorless to light yellow liquid

Content %≥:                                                                    98

Moisture %≤:                                                                  0.5

P-Toluenesulfonic acid (PTSA) % ≤:                          0.2

PTSC % ≤:                                                                     0.3

Ash % ≤:                                                                        0.1        

Application

1. It can be used to make pharmaceuticals.

2. It is used in preparation of highly-branched chain Ammonium Dicarboxylate Salt.

Storge & Handling

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Packing

200KG or 30KG or 50KG plastic drum

Pharmaceutical Intermediates

Potassium Hydroxide

Sodium Carboxymethyl Cellulose

Polyanionic Cellulose

Tetrahydrofuran

Thiourea

Ethyl acetate