Description

4-(Methylthio)aniline (CAS No. 104-96-1) is a high-purity organic compound with the molecular formula C₇H₉NS. This versatile aromatic amine features a methylthio (-SMe) functional group at the para position of the aniline ring, making it a valuable intermediate in organic synthesis, pharmaceuticals, and agrochemicals. Our product is rigorously tested to ensure >98% purity, meeting the stringent requirements of research and industrial applications.

Available in various packaging options, including amber glass bottles and bulk quantities, this compound is stored under inert conditions to preserve stability. Key applications include its use as a building block for dyes, pigments, and biologically active molecules. Safety data sheets (SDS) and certificates of analysis (CoA) are provided upon request.

Synonyms: Thioanisidine, 4-Methylmercaptoaniline, 4-Aminothioanisole, p-(Methylthio)aniline.

Properties

• CAS Number: 104-96-1
• Complexity: 77
• IUPAC Name: 4-methylsulfanylaniline
• InChI: InChI=1S/C7H9NS/c1-9-7-4-2-6(8)3-5-7/h2-5H,8H2,1H3
• InChI Key: YKFROQCFVXOUPW-UHFFFAOYSA-N
• Exact Mass: 139.04557046
• Molecular Formula: C7H9NS
• Molecular Weight: 139.22
• SMILES: CSC1=CC=C(C=C1)N
• Topological: 51.3
• Monoisotopic Mass: 139.04557046
• Synonyms: 4-(Methylthio)aniline, Benzenamine, 4-(methylthio)-, Thioanisidine, 4-Methylmercaptoaniline, EINECS 203-256-3, BRN 0774506, (4-(Methylthio)phenyl)amine, DTXSID7059309, 4-13-00-01289 (Beilstein Handbook Reference), DTXCID6032857, 203-256-3, ykfroqcfvxoupw-uhfffaoysa-n, 104-96-1, 4-(Methylmercapto)aniline, 4-Aminothioanisole, p-(Methylthio)aniline, p-Thioanisidine, 4-(Methylsulfanyl)aniline, p-Aminothioanisole, 4-methylsulfanylaniline, p-Thiomethoxyaniline, 4-(Methylthio)benzenamine, Aniline, p-(methylthio)-, p-Aminophenyl methyl sulfide, 4-methylthioaniline, NSC 75842, 4-(methylthio) aniline, NSC-75842, 4-Amino thioanisole, aniline, 4-methylthio-, MFCD00007889, 4JM, 4-methylthio-aniline, 4-methylsulanylaniline, 4-methylthiophenylamine, 4-methylsulfanyl-aniline, 4-methylsulfanylphenylamine, FNT8J4PB8Y, 4-(methylmercapto) aniline, 4-(methylmercapto)-aniline, 4-methylsulfanyl-phenylamine, 4-(Methylsulfanyl)aniline #, 4-(Methylsulfanyl)phenylamine, 4-amino-phenyl methyl sulfide, SCHEMBL112595, SCHEMBL513676, SCHEMBL543604, 4-(Methylthio)aniline, 98%, 1-Amino-4-(methylthio)benzene, SCHEMBL5846326, (4-methylsulfanyl-phenyl)-amine, SCHEMBL27871506, CHEBI:167852, NSC75842, STR05801, SBB006658, STL164365, AKOS000121048, CS-W020630, PS-3196, AC-10934, DB-006662, M1674, NS00015802, 4-(Methylthio)aniline, redistilled from glass, EN300-21720, H10709, Q27454756, F2144-0013, Z104511114

4-(Methylthio)aniline serves as a key intermediate in the synthesis of sulfur-containing heterocycles and pharmaceutical agents. It is widely used in the preparation of dyes, pigments, and agrochemicals due to its reactive amino and thioether groups. Researchers leverage its properties for developing novel compounds in medicinal chemistry and material science.

Safety and Hazards

GHS Hazard Statements

• H302 (15.2%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H332 (13%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (87%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (15.2%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• Acute Tox. 4 (13%)
• STOT SE 3 (87%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.