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8.45127

Chlorosulfuric acid

≥98% (acidimetric)

Synonym(s):

Chlorosulfonic acid, Chlorosulfuric acid

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About This Item

CAS Number:
7790-94-5
Molecular Weight:
116.53
UNSPSC Code:
12352100
EC Index Number:
232-234-6
MDL number:
MFCD00011523
Assay:
≥98% (acidimetric)
Form:
liquid
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Product Name

Chlorosulfonic acid, Msynth™plus

vapor pressure

3.08 hPa ( 20 °C)

assay

≥98% (acidimetric)

form

liquid

potency

50 mg/kg LD50, oral (Rat)

pH

<1 (20 °C in H2O, Aqueous solution; rigorous decomposition)

bp

152 °C/1013 hPa (decomposition)

mp

-80 °C

density

1.75 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/ClHO3S/c1-5(2,3)4/h(H,2,3,4)

InChI key

XTHPWXDJESJLNJ-UHFFFAOYSA-N

General description

Msynth™plus

Application

Chlorosulfonic acid Msynth™plus. CAS 7790-94-5, pH < - 1 (H₂O, 20 °C) Aqueous solution,(rigorous decomposition).

Analysis Note

Colour (visual)colourlessAppearance of substance (visual)clearAssay (acidimetric)≥ 98.0 %Free SO₃≤ 1.0 %The analysis of residual solvents is not possible due to the physicochemical properties of the material.

Legal Information

MSYNTH is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

CorrosionSkull and crossbones
GHS05,GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

supp_hazards

EUH014

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 1

flash_point_c

Not applicable

Certificates of Analysis (COA)

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