Description

6-Chloro-4-nitro-o-toluidine (CAS No. 13852-51-2) is a high-purity nitroaromatic compound with the molecular formula C₇H₇ClN₂O₂ and IUPAC name 5-chloro-2-methyl-4-nitroaniline. This fine chemical is characterized by its pale yellow to amber crystalline appearance and is widely utilized in synthetic organic chemistry and dye manufacturing. With a molecular weight of 186.60 g/mol, it exhibits excellent stability under standard laboratory conditions. Our product is rigorously tested for purity (typically ≥98% by HPLC) and is supplied in sealed, light-resistant containers to ensure long-term integrity. Ideal for researchers requiring precise intermediates in heterocyclic synthesis or pigment development.

Properties

• CAS Number: 13852-51-2
• Complexity: 183
• IUPAC Name: 5-chloro-2-methyl-4-nitro-aniline
• InChI: InChI=1S/C7H7ClN2O2/c1-4-2-7(10(11)12)5(8)3-6(4)9/h2-3H,9H2,1H3
• InChI Key: OKOSGBYZOWWAPH-UHFFFAOYSA-N
• Exact Mass: 186.0196052
• Molecular Formula: C7H7ClN2O2
• Molecular Weight: 186.59
• SMILES: CC1=CC(=C(C=C1N)Cl)[N+](=O)[O-]
• Topological: 71.8
• Monoisotopic Mass: 186.0196052
• Synonyms: 13852-51-2, 6-Chloro-4-nitro-o-toluidine, EINECS 237-589-0, DTXSID30160702, NSC 60116, 5-chloro-2-methyl-4-nitrobenzenamine, DTXCID8083193, 237-589-0, inchi=1/c7h7cln2o2/c1-4-2-7(10(11)12)5(8)3-6(4)9/h2-3h,9h2,1h, 5-Chloro-2-methyl-4-nitroaniline, 2-Amino-4-chloro-5-nitrotoluene, 5-Chloro-4-nitro-o-toluidine, Benzenamine, 5-chloro-2-methyl-4-nitro-, MFCD00043921, NSC-60116, 5-chloro-2-methyl-4-nitrophenylamine, 5-Chloro-4-nitro-O-toluidine 40%, 3-Chloro-6-methyl-4-nitroaniline, NSC60116, H7P27SAY3P, SCHEMBL1455155, SCHEMBL4057248, 2-Amino-4-chlor-5-nitrotoluol, 5-chloro-2-methyl-p-nitroaniline, 5-chloro-4-nitro-2-methylaniline, 5-chloro-2-methyl-4-nitro-aniline, 2-methyl-4-nitro-5-Chloroaniline;, SBB003702, 5-Chloro-4-nitro-o-toluidine, 40%, AKOS015842322, CS-W000842, GS-3362, (5-chloro-2-methyl-4-nitrophenyl)amine, SY041358, DB-005929, NS00024483, ST50973576, EN300-135782

Application

6-Chloro-4-nitro-o-toluidine serves as a key intermediate in the synthesis of azo dyes and pigments, particularly for textile applications. It finds use in pharmaceutical research for building blocks in active pharmaceutical ingredient (API) development. The compound’s nitro and chloro functional groups make it valuable for electrophilic substitution reactions in advanced organic synthesis.

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 (100%): 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 (100%)

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