4-methylbenzenesulfonate,pyridin-1-ium Cas:24057-28-1

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Product Description:

Product Name: 4-methylbenzenesulfonate,pyridin-1-ium CAS NO: 24057-28-1

 

Synonyms:

Pyridin-1-ium 4-methylbenzenesulfonate;

Pyridinium 4-toluenesulfonate;

P-Toluenesulfonic acid pyridine salt;

 

Chemical & Physical Properties:

Appearance: White to light beige crystalline powder or crystals

Assay :≥98.0%

Density: 1.2829 (rough estimate)

Boiling Point: 442.7℃ at 760 mmHg

Melting Point: 116-120℃

Flash Point: 221.6℃

Sensitive: Moisture Sensitive

Water Solubility: Decomposes

Stability: Stable under normal temperatures and pressures. May decompose on exposure to moist air or water.

Storage Condition: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

Vapor Pressure: 1.29E-08mmHg at 25℃

 

Safety Information:

HS Code: 29333100

Hazard Code: Xi

WGK Germany: 3

Safety Statements: S26-S36

Risk Statements: R36/37/38

 

Pyridinium p-toluenesulfonate (PPTS) is a salt of pyridine and p-toluenesulfonic acid. It is a colourless solid. 4-methylbenzenesulfonate pyridine (PPTS) is a heterocyclic organic compound, which is used as a mild and efficient catalyst for the formation and cracking of acetals. In the presence of tert-butyl diphenyl silicyl group, TBDPS, ether, the selective cracking of tert-butyl dimethyl silicyl group, TBDMS, ether.

 

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