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p-Toluenesulfonic anhydride

ALDRICH/259764 - 97%

Synonym: (4-Methylphenyl)sulfonyl 4-methylbenzenesulfonate; 4-Methylbenzenesulfonic acid anhydride; 4-Methylbenzenesulfonic anhydride; 4-Methylphenylsulfonic anhydride; 4-Toluenesulfonic acid anhydride; Toluene-4-sulfonic acid ahnydride; p-Toluenesulfonic acid anhydride; p-Toluenesulfonyl anhydride; p-Tolylsulfonyl 4-methylbenzenesulfonate

CAS Number: 4124-41-8
Empirical Formula (Hill Notation): C14H14O5S2
Molecular Weight: 326.39
EC Number: 223-926-9
MDL Number: MFCD00008548
Linear Formula: (CH3C6H4SO2)2O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-259764-5G 5 g
 $60.10
1/EA		 Add To Favorites
45-259764-25G 25 g
 $155.00
1/EA		 Add To Favorites

 

assay 97%
form solid
functional group tosylate
InChI 1S/C14H14O5S2/c1-11-3-7-13(8-4-11)20(15,16)19-21(17,18)14-9-5-12(2)6-10-14/h3-10H,1-2H3
InChI key PDVFSPNIEOYOQL-UHFFFAOYSA-N
mp 121-127 °C (lit.)
Quality Level 200 
SMILES string Cc1ccc(cc1)S(=O)(=O)OS(=O)(=O)c2ccc(C)cc2
Application: p-Toluenesulfonic anhydride has been employed as reagent in palladium-catalyzed allylic alkenylation of allylic alcohols with n-butyl acrylate.
General description: p-Toluenesulfonic anhydride acts as electrophilic species and activates 2-deoxy-sugar hemiacetals in situ, which reacts stereoselectively with nucleophilic acceptors to afford β-anomers.
Packaging: 5, 25 g in glass bottle
Symbol GHS05  GHS05
Signal word Danger
Hazard statements H314
Precautionary statements P280 - P305 + P351 + P338 - P310
Hazard Codes C
Risk Statements 34
Safety Statements 26-36/37/39-45
RIDADR UN 2585PSN2 8 / PGIII
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 97%
mp 121-127 °C (lit.)
UNSPSC 12352100

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