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Methyl p-toluenesulfonate

ALDRICH/158992 - 98%

Synonym: Methyl p-methylbenzenesulfonate; Methyl toluene-4-sulfonate; Methyl tosylate; Methylp-tosylate

CAS Number: 80-48-8
Empirical Formula (Hill Notation): C8H10O3S
Molecular Weight: 186.23
EC Number: 201-283-5
MDL Number: MFCD00008417
Linear Formula: CH3C6H4SO3CH3
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-158992-100G 100 g
 $41.90
1/EA		 Add To Favorites
45-158992-500G 500 g
 $100.00
1/EA		 Add To Favorites

 

assay 98%
autoignition temp. 896 °F
bp 144-145 °C/5 mmHg (lit.)
density 1.234 g/mL at 25 °C (lit.)
form solid
InChI 1S/C8H10O3S/c1-7-3-5-8(6-4-7)12(9,10)11-2/h3-6H,1-2H3
InChI key VUQUOGPMUUJORT-UHFFFAOYSA-N
mp 25-28 °C (lit.)
Quality Level 200 
refractive index n20/D 1.5172 (lit.)
SMILES string COS(=O)(=O)c1ccc(C)cc1
storage temp. 2-8°C
vapor density 6.45 (vs air)
vapor pressure 1 mmHg ( 20 °C)
General description: Methyl p-toluenesulfonate is sulfonate ester present as potentially genotoxic impurity in drug substances. Kinetics of reactions of methyl p-toluenesulfonate with N,N-dimethylaniline has been investigated. It participates in selective 1-substitution reaction of tetrazole.
Packaging: 100, 500 g in poly bottle
Purity 98%
bp 144-145 °C/5 mmHg (lit.)
mp 25-28 °C (lit.)
Density 1.234 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.5172 (lit.)
Storage Temp. 2-8°C
UNSPSC 12352100

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