Description

4-Chlorophenyl methyl sulfoxide, (±)- (CAS No. 934-73-6) is a high-purity sulfoxide compound with the molecular formula C₇H₇ClOS and IUPAC name 1-chloro-4-methylsulfinylbenzene. This chiral organosulfur compound is widely utilized in synthetic organic chemistry, pharmaceutical research, and material science due to its versatile reactivity as an intermediate. The (±)-racemic mixture ensures broad applicability for non-stereoselective reactions. Available in >98% purity (HPLC), this product is rigorously tested for consistency and stability, packaged under inert conditions to prevent degradation. Ideal for nucleophilic substitutions, oxidation studies, and ligand synthesis. Store in a cool, dry place away from light and moisture.

Properties

• CAS Number: 934-73-6
• Complexity: 130
• IUPAC Name: 1-chloro-4-methylsulfinyl-benzene
• InChI: InChI=1S/C7H7ClOS/c1-10(9)7-4-2-6(8)3-5-7/h2-5H,1H3
• InChI Key: UBDUBBTYCRJUHW-UHFFFAOYSA-N
• Exact Mass: 173.9906137
• Molecular Formula: C7H7ClOS
• Molecular Weight: 174.65
• SMILES: CS(=O)C1=CC=C(C=C1)Cl
• Topological: 36.3
• Monoisotopic Mass: 173.9906137
• Synonyms: p-Chlorophenyl methyl sulfoxide, 934-73-6, 1-Chloro-4-(methylsulfinyl)benzene, 4-Chlorophenyl methyl sulfoxide, 1-chloro-4-methylsulfinylbenzene, Benzene, 1-chloro-4-(methylsulfinyl)-, Methyl 4-chlorophenyl sulfoxide, CCRIS 6732, Sulfoxide, p-chlorophenyl methyl, NSC 525727, BRN 2041795, 6MHM4Y0Y72, NSC-525727, DTXSID8023975, METHYL P-CHLOROPHENYL SULFOXIDE, DTXCID203975, 4-Chlorophenyl methyl sulfoxide, (+-)-, 1-chloro-4-methanesulfinylbenzene, 4-Chlorophenyl methyl sulfoxide, (+/-)-, 4-Chlorophenylmethylsulfoxide, UNII-6MHM4Y0Y72, SCHEMBL196857, SCHEMBL6765476, SCHEMBL27828054, AAA93473, NSC525727, AKOS006283704, (+/-)-4-chlorophenyl methyl sulfoxide, BS-29632, DB-328897, CS-0208117, NS00009329, EN300-705687, F81492, Q27896896

Application

4-Chlorophenyl methyl sulfoxide serves as a key intermediate in the synthesis of pharmaceuticals, agrochemicals, and chiral catalysts. It is employed in asymmetric oxidation reactions and as a building block for sulfoxide-containing bioactive molecules. Researchers also use it to study sulfur-centered reactivity in medicinal chemistry.

Safety and Hazards

GHS Hazard Statements

• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statements

• P264, P264+P265, P270, P280, P301+P317, P302+P352, P305+P354+P338, P317, P321, P330, P332+P317, P362+P364, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Skin Irrit. 2 (100%)
• Eye Dam. 1 (100%)

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