MilliporeSigma
All Photos(1)

8.45127

Sigma-Aldrich

Chlorosulfonic acid

Msynthplus

Synonym(s):
Chlorosulfonic acid, Chlorosulfuric acid
CAS Number:
Molecular Weight:
116.53
MDL number:
EC Index Number:
232-234-6

vapor pressure

3.08 hPa ( 20 °C)

Quality Level

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

Msynthplus

Application

Chlorosulfonic acid Msynthplus. 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

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

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

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

More Documents

SDS

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service