Description

4-Methylbenzoyl Chloride (CAS No. 874-60-2) is a highly reactive organic compound with the molecular formula C₈H₇ClO. This aromatic acyl chloride is a clear to pale yellow liquid with a pungent odor, widely used as a key intermediate in organic synthesis and pharmaceutical manufacturing. Its IUPAC name is 4-methylbenzoyl chloride, and it is also known by synonyms such as p-Toluoyl chloride and p-Methylbenzoyl chloride. This compound is moisture-sensitive and should be stored under inert conditions to prevent hydrolysis. Ideal for researchers and chemists, our high-purity grade (≥98%) ensures consistent performance in reactions such as Friedel-Crafts acylation, peptide coupling, and the synthesis of fine chemicals. Packaged in amber glass bottles under nitrogen to guarantee stability and longevity.

Properties

• CAS Number: 874-60-2
• Complexity: 125
• IUPAC Name: 4-methylbenzoyl chloride
• InChI: InChI=1S/C8H7ClO/c1-6-2-4-7(5-3-6)8(9)10/h2-5H,1H3
• InChI Key: NQUVCRCCRXRJCK-UHFFFAOYSA-N
• Exact Mass: 154.0185425
• Molecular Formula: C8H7ClO
• Molecular Weight: 154.59
• SMILES: CC1=CC=C(C=C1)C(=O)Cl
• Topological: 17.1
• Monoisotopic Mass: 154.0185425
• Synonyms: 4-Methylbenzoyl chloride, p-TOLUOYL CHLORIDE, 874-60-2, Benzoyl chloride, 4-methyl-, p-Methylbenzoyl chloride, 4-Toluoyl chloride, p-Toluic acid chloride, p-Toluyl chloride, 4-Methylbenzoic acid chloride, EINECS 212-864-8, UNII-092E36PWL4, BRN 0471492, CCRIS 8620, DTXSID5052595, 092E36PWL4, DTXCID2031168, 4-09-00-01733 (Beilstein Handbook Reference), 4-METHYLBENZENECARBONYL CHLORIDE, inchi=1/c8h7clo/c1-6-2-4-7(5-3-6)8(9)10/h2-5h,1h, nquvcrccrxrjck-uhfffaoysa-n, 4-Methylbenzoylchloride, P-METHYL BENZOYL CHLORIDE, 4-Methyl-Benzoyl Chloride, p-Toluoyl chloride, 4-toluoylchloride, p-toloyl chloride, rho-toluoyl chloride, MFCD00000696, para-toluoyl chloride, 4-methybenzoyl chloride, 4-methyl-benzoylchloride, 4-methylbenzoic chloride, 4-methyl benzoyl chloride, p-Toluoyl chloride, 98%, SCHEMBL2310, SCHEMBL5637913, CHEMBL3561345, SCHEMBL27825226, STR00001, Tox21_303832, BBL027306, SBB058746, STL370311, AKOS009156716, NCGC00357105-01, CAS-874-60-2, NS00039194, ST51037882, T0311, EN300-33500, p-Toluoyl chloride, purum, >=98.0% (GC), F71124, A842222, Q27236446, F2190-0041

Application

4-Methylbenzoyl Chloride is primarily used as an acylating agent in the synthesis of pharmaceuticals, agrochemicals, and dyes. It serves as a precursor for the production of esters, amides, and ketones through nucleophilic substitution reactions. Researchers also employ it in the preparation of liquid crystal materials and polymer modifiers. Its reactivity makes it valuable in organic transformations, including the introduction of the 4-methylbenzoyl moiety into complex molecules.

Safety and Hazards

GHS Hazard Statements

• H290 (51.2%): May be corrosive to metals [Warning Corrosive to Metals]
• H314 (99%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H318 (53.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

Precautionary Statements

• P234, P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P390, P405, P406, and P501

Hazard Classes and Categories

• Met. Corr. 1 (51.2%)
• Skin Corr. 1B (99%)
• Eye Dam. 1 (53.7%)

If you are interested or have any questions, please contact us at support@atomfair.com

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