Name | Pyridinium 4-toluenesulfonate |
Synonyms | PPT PPTS PYRIDINE P-TOLUENESULFONATE Pyridinium p-Toluenesulfonate TOLUENE-4-SULFONATEPYRIDINIUM PYRIDINIUM 4-TOLUENESULFONATE Pyridinium 4-toluenesulfonate Pyridinium toluene-4-sulphonate TOLUENE-4-SULFONIC ACID PYRIDINE SALT POLY(4-VINYLPYRIDINIUM (TOLUENE-4-SULFONATE)) TOLUENE-4-SULFONIC ACID PYRIDINE SALT POLYMER BOUND |
CAS | 24057-28-1 |
EINECS | 246-002-7 |
InChI | InChI=1/C7H8O3S.C5H5N/c1-6-2-4-7(5-3-6)11(8,9)10;1-2-4-6-5-3-1/h2-5H,1H3,(H,8,9,10);1-5H |
InChIKey | ZDYVRSLAEXCVBX-UHFFFAOYSA-N |
Molecular Formula | C12H13NO3S |
Molar Mass | 251.3 |
Density | 1.2829 (rough estimate) |
Melting Point | 117-120°C |
Boling Point | 442.7°C at 760 mmHg |
Flash Point | 221.6°C |
Water Solubility | decomposes |
Solubility | Soluble in ethanol, acetone and dimethyl ether |
Vapor Presure | 40Pa at 20℃ |
Appearance | White crystal |
Color | White to light beige |
BRN | 3764305 |
Storage Condition | Store below +30°C. |
Sensitive | Moisture Sensitive |
Refractive Index | 1.6000 (estimate) |
MDL | MFCD00013108 |
Use | This product is for scientific research only and shall not be used for other purposes. |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
WGK Germany | 3 |
FLUKA BRAND F CODES | 9-21 |
TSCA | Yes |
HS Code | 29333100 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
application | 4-methylbenzenesulfonate pyridine (PPTS) is a heterocyclic organic compound, which is a mild and efficient catalyst for forming and cracking acetal; In the presence of tert-butyl diphenylsilyl, TBDPS and ether, selective cleavage of tert-butyl dimethylsilyl, TBDMS and ether. |
Uses | A mild and effective catalyst for the synthesis and separation of acetals; selective separation of tert-butyl dimethylsilane (tert-butyldimethylsilyl), TBDMS, ether in the presence of tert-butyl diphenylsilane, TBDPS, ether. mild and efficient catalyst for forming and cracking acetal; in the presence of tert-butyl diphenyl silicon, TBDPS and ether, selective cracking of tert-butyl dimethyl silicon, TBDMS and ether |