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Merck
CN

341770

o-Toluenesulfonyl isocyanate

95%

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About This Item

Linear Formula:
CH3C6H4SO2NCO
CAS Number:
Molecular Weight:
197.21
UNSPSC Code:
12352100
PubChem Substance ID:
MDL number:
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InChI

1S/C8H7NO3S/c1-7-4-2-3-5-8(7)13(11,12)9-6-10/h2-5H,1H3

SMILES string

Cc1ccccc1S(=O)(=O)N=C=O

InChI key

HEBTZZBBPUFAFE-UHFFFAOYSA-N

assay

95%

refractive index

n20/D 1.54 (lit.)

density

1.303 g/mL at 25 °C (lit.)

storage temp.

2-8°C

pictograms

Health hazardExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Resp. Sens. 1

supp_hazards

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

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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F R van de Voort et al.
Analytica chimica acta, 918, 1-7 (2016-04-06)
A simple and accurate method for the determination of moisture in edible oils by differential FTIR spectroscopy has been devised based on the stoichiometric reaction of the moisture in oil with toluenesulfonyl isocyanate (TSI) to produce CO2. Calibration standards were

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