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    2401-24-3

    Catalog No. EBD45421

    CAS 2401-24-3

    Name 2-Chloro-5-methoxyaniline

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    Basic Information

    Synonyms: 2-Chloro-5-methoxyaniline 6-chloro-meta-anisidine 3-Amino-4-chloroanisole 2-chloro-m-anisidine 3-amino-4-chloroanisolehydrochloride 6-chloro-meta-anisidinehydrochloride 2-chloro-5-methoxyanilinehcl 6-chloro-m-anisidine(nh2=1),hcl

    Molecular Formula: C7H8ClNO

    Molecular Weight: 157.6

    MDL Number: MFCD00047830

    Categories: Medicinal Chemistry > Pharmaceutical Intermediates > Heterocyclic Intermediates Synthetic Chemistry > Organic Building Blocks > Amines

    Product Description:
    2-Chloro-5-methoxyaniline is an organic compound featuring an aniline core substituted with a chlorine atom at the 2-position and a methoxy group at the 5-position. It is a solid at room temperature and serves as a versatile aromatic amine building block in synthetic chemistry. This compound is primarily utilized as a key pharmaceutical intermediate. It is a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those belonging to the benzimidazole class. A prominent application is its use in the industrial-scale production of Omeprazole, a widely prescribed proton pump inhibitor for treating acid-related gastrointestinal disorders. The synthesis pathway typically involves the cyclization of this aniline derivative with other reagents to construct the benzimidazole core structure of the drug. Handling requires standard precautions for aromatic amines, including the use of personal protective equipment to avoid inhalation, ingestion, or skin contact.
    Physical Properties

    Melting Point: 23-27 °C

    Boiling Point: 135-137°C 12mm

    Flash Point: >110 °C

    Density: 1.261 g/mL at 25 °C

    Refractivity: n20/D 1.588

    Analytical Data

    Appearance: green gray powder.

    mg g kg ml l t