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Pyridinium p-toluenesulfonate_Molecular_structure_CAS_24057-28-1)
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Pyridinium p-toluenesulfonate

Catalog No. 82815 Name Sigma Aldrich
CAS Number 24057-28-1 Website http://www.sigmaaldrich.com
M. F. C12H13NO3S Telephone 1-800-521-8956
M. W. 251.30152 Fax
Purity ≥99.0% (T) Email
Storage Chembase ID: 149953

SYNONYMS

Title
吡啶对甲苯磺酸盐
IUPAC name
4-methylbenzene-1-sulfonic acid; pyridine
IUPAC Traditional name
pyridine; toluenesulfonic acid
Synonyms
对甲苯磺酸 吡啶盐
Pyridine p-toluenesulfonate
PPTS
p-Toluenesulfonic acid pyridine salt
对甲苯磺酸吡啶盐

DATABASE IDS

CAS Number 24057-28-1
EC Number 246-002-7
Beilstein Number 3764305
PubChem SID 24888052
MDL Number MFCD00013108

PROPERTIES

Empirical Formula (Hill Notation) C12H13NO3S
Grade puriss.
Purity ≥99.0% (T)
Melting Point 118-120 °C
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
Safety Statements 26-36
German water hazard class 2

DETAILS

Description (English)
Other Notes
Mild and efficient catalyst for the formation and cleavage of acetals1,2,3,4,5,6,7; Selective cleavage of tert-butyldimethylsilyl, TBDMS, ethers, in the presence of tert-butyldiphenlysilyl, TBDPS, ethers8
Description (简体中文)
Other Notes
用于形成和裂解缩醛的温和高效催化剂1,2,3,4,5,6,7;在叔丁基二苯基硅基、TBDPS、醚存在的条件下,选择性裂解叔丁基二甲基硅基、TBDMS、醚8

REFERENCES