Chlorosulfonic acid, 97%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10319170	Thermo Scientific Acros 304491000	100 mL	Glass bottle
10512851	Thermo Scientific Acros 304495000	500 mL	Glass bottle
10053740	Thermo Scientific Acros 304490010	1 L	Glass bottle
10397853	Thermo Scientific Acros 304490025	2.5 L	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 7790-94-5
• Synonym: chlorosulfonic acid, chlorosulfuric acid, sulfuric chlorohydrin, chlorosulphuric acid, chlorosulphonic acid, monochlorosulfuric acid, unii-2o9axl1tj4, sulfonic acid, monochloride, chloridosulfuric acid, hsdb 909
• IUPAC Name: sulfurochloridic acid

• InChI Key: XTHPWXDJESJLNJ-UHFFFAOYSA-N
• PubChem CID: 24638
• SMILES: OS(=O)(=O)Cl

Specifications

• CAS: 7790-94-5
• Boiling Point: 151°C to 152°C
• Assay Percent Range: 97%
• Linear Formula: ClSO₃H
• UN Number: 1754
• Merck Index: 15, 2168
• Solubility Information: Solubility in water: reacts with water forming sulfuric and hydrochlori. Other solubilities: de,decomposes in acids,decomposes in alcohol,insoluble in cs2
• SMILES: OS(=O)(=O)Cl
• Molecular Weight (g/mol): 116.52
• Formula Weight: 116.52
• Chemical Name or Material: Chlorosulfonic acid

• Melting Point: − 80.0°C
• Density: 1.7500g/mL
• Molecular Formula: HClO₃S
• Physical Form: Oily Liquid, Fuming In Air
• Fieser: 01,140; 02,70; 06,121
• Synonym: chlorosulfonic acid, chlorosulfuric acid, sulfuric chlorohydrin, chlorosulphuric acid, chlorosulphonic acid, monochlorosulfuric acid, unii-2o9axl1tj4, sulfonic acid, monochloride, chloridosulfuric acid, hsdb 909
• InChI Key: XTHPWXDJESJLNJ-UHFFFAOYSA-N
• IUPAC Name: sulfurochloridic acid
• PubChem CID: 24638
• Percent Purity: 97%

Safety and Handling

GHS H Statement
May cause respiratory irritation.
Causes severe skin burns and eye damage.
Reacts violently with water.

GHS P Statement
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses,if present and easy to do.
Continue rinsing.
Immediately call a POISON CENTER or doctor/physician.
Wear protective gloves/protective

GHS Signal Word: Danger

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Product Identifier

• Chlorosulfonic acid

Signal Word

• Danger

Hazard Category

• Skin corrosion/irritation Category 1 A
• Serious eye damage/eye irritation Category 1
• Specific target organ toxicity Category 3

Hazard Statement

• H335-May cause respiratory irritation.
• H314-Causes severe skin burns and eye damage.
• EUH014-Reacts violently with water.

Precautionary Statement

• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.

RUO – Research Use Only