232297
Benzenesulfonyl isocyanate
95%
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About This Item
Linear Formula:
C6H5SO2NCO
CAS Number:
Molecular Weight:
183.18
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
220-640-6
Beilstein/REAXYS Number:
743441
MDL number:
Assay:
95%
Form:
liquid
InChI key
UJYAZVSPFMJCLW-UHFFFAOYSA-N
InChI
1S/C7H5NO3S/c9-6-8-12(10,11)7-4-2-1-3-5-7/h1-5H
SMILES string
O=C=NS(=O)(=O)c1ccccc1
assay
95%
form
liquid
bp
130 °C/9 mmHg (lit.)
density
1.369 g/mL at 25 °C (lit.)
storage temp.
2-8°C
General description
Benzenesulfonyl isocyanate reacts with ethanol and phenol to yield normal urethan products.
Application
Benzenesulfonyl isocyanate was used in synthesis of sterically hindered derivatives of phenols and alcohols. It was also used in the reaction of semi crystalline poly(ether ether ketone) films with carbonyl selective reagents to produce modified film samples.
signalword
Danger
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Regulatory Information
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Surface modifications of poly (ether ether ketone).
Franchina NL and McCarthy TJ.
Macromolecules, 24(11), 3045-3049 (1991)
The Chemistry of Benzenesulfonyl Isocyanate. I. Identification of Hindered Phenols and Alcohols1.
McFarland JW and Howard JB.
The Journal of Organic Chemistry, 30(3), 957-958 (1965)
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