Description

4-Chloro-2-nitrobenzoic acid (CAS No. 6280-88-2) is a high-purity aromatic carboxylic acid derivative widely utilized in organic synthesis and pharmaceutical research. This compound, with the molecular formula C₇H₄ClNO₄, features both a chloro and nitro substituent on the benzene ring, making it a versatile intermediate for nucleophilic substitution and reduction reactions. Its crystalline form ensures consistent reactivity, ideal for precise laboratory applications. Suitable for use as a precursor in dyes, agrochemicals, and active pharmaceutical ingredients (APIs), this product is rigorously tested for purity (typically ≥98%) and is available in scalable quantities to meet research and industrial demands. Packaged under inert conditions to ensure stability and longevity.

Properties

• CAS Number: 6280-88-2
• Complexity: 227
• IUPAC Name: 4-chloro-2-nitro-benzoic acid
• InChI: InChI=1S/C7H4ClNO4/c8-4-1-2-5(7(10)11)6(3-4)9(12)13/h1-3H,(H,10,11)
• InChI Key: JAHIPDTWWVYVRV-UHFFFAOYSA-N
• Exact Mass: 200.9828853
• Molecular Formula: C7H4ClNO4
• Molecular Weight: 201.56
• SMILES: C1=CC(=C(C=C1Cl)[N+](=O)[O-])C(=O)O
• Topological: 83.1
• Monoisotopic Mass: 200.9828853
• Synonyms: 4-Chloro-2-nitrobenzoic acid, 6280-88-2, 2-Nitro-4-chlorobenzoic acid, NSC 6158, EINECS 228-483-5, DTXSID80211899, DTXCID60134390, Benzoic acid, 4-chloro-2-nitro-(8CI), Benzoic acid, 4-chloro-2-nitro-(8CI)(9CI), 228-483-5, inchi=1/c7h4clno4/c8-4-1-2-5(7(10)11)6(3-4)9(12)13/h1-3h,(h,10,11, jahipdtwwvyvrv-uhfffaoysa-n, Benzoic acid, 4-chloro-2-nitro-, 4-Chloro-2-nitrobenzoicacid, 4-Chloro-2-nitro-benzoic acid, MFCD00007214, SCHEMBL535327, NSC6158, BCP31115, MFCD0007214, NSC-6158, SBB063170, STL164338, 4-Chloro-2-nitrobenzoic acid, 97%, AKOS000118859, AKOS007930284, AKOS025212454, CS-W015545, FC00501, PS-4567, AC-10956, SY001502, NS00022570, ST50319424, EN300-19595, Z104474392, 2-Nitro-4-chlorobenzoic acid;4-Chloro-2-nitrobenzoicacid

Application

4-Chloro-2-nitrobenzoic acid serves as a key intermediate in the synthesis of specialty chemicals, including dyes and pigments. It is employed in pharmaceutical research for the development of nitro- and chloro-containing bioactive molecules. This compound is also used in agrochemical formulations and as a building block for more complex aromatic systems in organic chemistry.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

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

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (97.8%)

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