4-Bromo-2-methylbenzene-1-sulfonyl chloride, 97%, Thermo Scientific™

Product Code	Brand	Quantity
15204904	Thermo Scientific Acros 451780100	10 g
15214904	Thermo Scientific Acros 451780500	50 g

Chemical Identifiers

• CAS: 139937-37-4
• Molecular Weight (g/mol): 269.55
• Synonym: 4-bromo-2-methylbenzene-1-sulfonyl chloride, 4-bromo-2-methylbenzenesulphonyl chloride, 4-bromo-2-methyl-benzenesulfonyl chloride, 2-methyl-4-bromobenzenesulfonylchloride, 5-bromo-2-chlorosulphonyl toluene, 2-methyl-4-bromobenzenesulfonyl chloride, benzenesulfonylchloride, 4-bromo-2-methyl, pubchem5066, buttpark 9857-56, intermediates-zcf02072
• IUPAC Name: 4-bromo-2-methylbenzenesulfonyl chloride

• Molecular Formula: C₇H₆BrClO₂S
• InChI Key: KNBSFUSBZNMAKU-UHFFFAOYSA-N
• PubChem CID: 2781338
• SMILES: CC1=C(C=CC(=C1)Br)S(=O)(=O)Cl

Specifications

• CAS: 139937-37-4
• Boiling Point: 164.0°C (15.0 mmHg)
• Molecular Formula: C₇H₆BrClO₂S
• Synonym: 4-bromo-2-methylbenzene-1-sulfonyl chloride, 4-bromo-2-methylbenzenesulphonyl chloride, 4-bromo-2-methyl-benzenesulfonyl chloride, 2-methyl-4-bromobenzenesulfonylchloride, 5-bromo-2-chlorosulphonyl toluene, 2-methyl-4-bromobenzenesulfonyl chloride, benzenesulfonylchloride, 4-bromo-2-methyl, pubchem5066, buttpark 9857-56, intermediates-zcf02072
• SMILES: CC1=C(C=CC(=C1)Br)S(=O)(=O)Cl
• Molecular Weight (g/mol): 269.55
• Formula Weight: 269.55
• Chemical Name or Material: 4-Bromo-2-methylbenzene-1-sulfonyl chloride

• Melting Point: 62.0°C to 67.0°C
• Assay Percent Range: 96% min. (GC)
• Linear Formula: Br(CH₃)C₆H₃SO₂Cl
• InChI Key: KNBSFUSBZNMAKU-UHFFFAOYSA-N
• IUPAC Name: 4-bromo-2-methylbenzenesulfonyl chloride
• PubChem CID: 2781338
• Percent Purity: 97%

Safety and Handling

GHS H Statement
Causes severe skin burns and eye damage.
Contact with water liberates toxic gas.

GHS P Statement
IF SWALLOWED: rinse mouth.
Do NOT induce vomiting.
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses,if present and easy to do.
Continue rinsi

Product Identifier

• 4-Bromo-2-methylbenzene-1-sulfonyl chloride

Signal Word

• Danger

Hazard Category

• Serious eye damage/eye irritation Category 1
• Skin corrosion/irritation Category 1 B

Hazard Statement

• H318-Causes serious eye damage.
• H314-Causes severe skin burns and eye damage.
• EUH029-Contact with water liberates toxic gas.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• 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/.

RUO – Research Use Only