p-Toluenesulfonyl isocyanate, 96%, AcroSeal™

Description

CAS: 4083-64-1 | C8H7NO3S | 197.21 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 4083-64-1
• Molecular Formula: C8H7NO3S
• Molecular Weight (g/mol): 197.21
• MDL Number: MFCD00002030
• InChI Key: VLJQDHDVZJXNQL-UHFFFAOYSA-N
• Synonym: tosyl isocyanate, p-toluenesulfonyl isocyanate, 4-methylbenzenesulfonyl isocyanate, p-toluenesulphonyl isocyanate, benzenesulfonyl isocyanate, 4-methyl, tosylisocyanate, p-tolylsulfonyl isocyanate, unii-h9004fjx6v, p-toluenesulfonic acid, anhydride with isocyanic acid, p-toluene sulfonyl isocyanate
• PubChem CID: 77703
• IUPAC Name: 4-methyl-N-(oxomethylidene)benzenesulfonamide
• SMILES: CC1=CC=C(C=C1)S(=O)(=O)N=C=O

• Melting Point: -2.0°C
• Density: 1.2900g/mL
• Boiling Point: 144.0°C (10.0 mmHg)
• Flash Point: 145°C
• Infrared Spectrum: Authentic
• Assay Percent Range: 95% min. (GC)
• Packaging: AcroSeal™ Glass bottle
• Refractive Index: 1.5330 to 1.5350
• Linear Formula: CH₃C₆H₄SO₂NCO
• Quantity: 100 mL
• Specific Gravity: 1.29
• Solubility Information: Solubility in water: reacts.
• Formula Weight: 197.21
• Percent Purity: 96%
• Physical Form: Liquid
• Chemical Name or Material: p-Toluenesulfonyl isocyanate

Safety and Handling

Hazard Category	GHS Signal Word: Danger
Hazard Statement	GHS H Statement: May cause respiratory irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Causes serious eye irritation. Causes skin irritation. Reacts violently with water.
Precautionary Statement	GHS P Statement: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. Avoid breathing dust/fume/gas/mist/vapors/spray. Store in a dry place. Store in a closed container. IF ON SKIN: Wash with plenty of soap and water. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
EINECSNumber	223-810-8

SDS

RUO – Research Use Only