o-Toluenesulfonyl chloride, 80%, Thermo Scientific Chemicals

Description

o-Toluenesulfonyl chloride is used in organic synthesis and saccharin production. It is also used as pharmaceutical intermediate.

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

Applications
o-Toluenesulfonyl chloride is used in organic synthesis and saccharin production. It is also used as pharmaceutical intermediate.

Solubility
Soluble in hot alcohol, ether and benzene. Reacts with water.

Notes
Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Store in cool place. Store under inert gas. It is sensitive to moisture.

Specifications

Chemical Identifiers

• CAS: 133-59-5
• Molecular Formula: C7H7ClO2S
• Molecular Weight (g/mol): 190.641
• MDL Number: MFCD00024874
• InChI Key: HDECRAPHCDXMIJ-UHFFFAOYSA-N
• Synonym: o-toluenesulfonyl chloride, 2-methylbenzene-1-sulfonyl chloride, toluenesulfonyl chloride, benzenesulfonyl chloride, 2-methyl, 2-toluenesulfonyl chloride, toluene-2-sulphonyl chloride, o-tolylsulfonyl chloride, o-tosyl chloride, unii-341l82e3wg, 2-methyl-benzenesulfonyl chloride
• PubChem CID: 8623
• IUPAC Name: 2-methylbenzenesulfonyl chloride
• SMILES: CC1=CC=CC=C1S(=O)(=O)Cl

• Melting Point: 10°C
• Density: 1.338
• Boiling Point: 154°C (10 mmHg)
• Flash Point: >110°C (230°F)
• Refractive Index: 1.556
• Quantity: 25 g
• UN Number: UN3265
• Beilstein: 973180
• Sensitivity: Moisture sensitive
• Solubility Information: Soluble in hot alcohol,ether and benzene. Reacts with water.
• Formula Weight: 190.65
• Percent Purity: 97%
• Chemical Name or Material: o-Toluenesulfonyl chloride

Safety and Handling

Hazard Category	H314-H335
Hazard Statement	GHS H Statement H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statement	P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c
DOTInformation	Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
EINECSNumber	205-113-0
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only