Description

4-Chloro-3-nitrobenzoyl chloride (CAS No. 38818-50-7) is a high-purity, reactive organic compound with the molecular formula C₇H₃Cl₂NO₃. This yellow crystalline solid is widely utilized in synthetic organic chemistry as a versatile acylating agent and intermediate for pharmaceuticals, agrochemicals, and specialty materials. With a molecular weight of 220.01 g/mol, it exhibits excellent reactivity due to the presence of both an electron-withdrawing nitro group and a highly labile acyl chloride moiety. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied in moisture-resistant packaging to maintain stability. Ideal for nucleophilic substitution reactions, Friedel-Crafts acylation, and amide coupling, this compound is a critical building block for researchers developing novel compounds in medicinal and materials chemistry.

Properties

• CAS Number: 38818-50-7
• Complexity: 228
• IUPAC Name: 4-chloro-3-nitro-benzoyl chloride
• InChI: InChI=1S/C7H3Cl2NO3/c8-5-2-1-4(7(9)11)3-6(5)10(12)13/h1-3H
• InChI Key: IWLGXPWQZDOMSB-UHFFFAOYSA-N
• Exact Mass: 218.9489983
• Molecular Formula: C7H3Cl2NO3
• Molecular Weight: 220.01
• SMILES: C1=CC(=C(C=C1C(=O)Cl)[N+](=O)[O-])Cl
• Topological: 62.9
• Monoisotopic Mass: 218.9489983
• Synonyms: 4-Chloro-3-nitrobenzoyl chloride, 38818-50-7, 3-nitro-4-chlorobenzoyl chloride, Benzoyl chloride, 4-chloro-3-nitro-, R7LXB7YNM5, EINECS 254-133-6, DTXSID80192078, DTXCID90114569, 254-133-6, iwlgxpwqzdomsb-uhfffaoysa-n, 4-Chloro-3-nitrobenzoylchloride, 4-Chloro-3-nitro-benzoyl Chloride; 4-Chloro-3-nitrobenzoic Acid Chloride; 3-Nitro-4-chlorobenzoyl Chloride;, MFCD00035743, UNII-R7LXB7YNM5, SCHEMBL922714, 4-chloro-3-nitro-benzoylchloride, 4-chloro-3-nitro-benzoyl chloride, STR06596, SBB006725, AKOS000311525, 4-chloro-3-nitro-benzoic acid chloride, 4-Chloro-3-nitrobenzoyl chloride, 98%, NS00030463, ST51040591, EN300-19134

Application

4-Chloro-3-nitrobenzoyl chloride serves as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the production of antibacterial and antifungal agents. It is employed in peptide coupling reactions and as a precursor for dyes and pigments in material science. Researchers also utilize this compound to introduce the 4-chloro-3-nitrobenzoyl moiety into complex molecules for structure-activity relationship studies.

Safety and Hazards

GHS Hazard Statements

• H312 (20%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

Precautionary Statements

• P260, P264, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P362+P364, P363, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (20%)
• Skin Corr. 1B (100%)

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