T35955
p-Toluenesulfonyl chloride
reagent grade, ≥98%
Sinónimos:
Tosyl chloride
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Fórmula lineal:
CH3C6H4SO2Cl
Número CAS:
Peso molecular:
190.65
UNSPSC Code:
12352100
NACRES:
NA.21
PubChem Substance ID:
EC Number:
202-684-8
Beilstein/REAXYS Number:
607898
MDL number:
Assay:
≥98%
Servicio técnico
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reagent grade
Quality Level
vapor pressure
1 mmHg ( 88 °C)
assay
≥98%
bp
134 °C/10 mmHg (lit.)
mp
65-69 °C (lit.)
SMILES string
Cc1ccc(cc1)S(Cl)(=O)=O
InChI
1S/C7H7ClO2S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3
InChI key
YYROPELSRYBVMQ-UHFFFAOYSA-N
Application
p-toluenesulfonyl chloride may be used along with N-methylimidazole for the esterification or thioesterification of carboxylic acids and alcohols or thiols. It may also be used as a chlorine source for α-chlorination of ketones in the presence of lithium diisopropylamide.
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Irrit. 2 - Skin Sens. 1
flash_point_f
262.4 °F - closed cup
flash_point_c
128 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Clase de almacenamiento
11 - Combustible Solids
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Y Tabata et al.
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The cyanogen bromide (CNBr) activation method was adopted to link collagen molecules onto the surface of cellulose and poly(vinyl alcohol) (PVA) films via covalent bonding. The amount of bound protein was determined by the ninhydrin method and found to be