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Pigment Red 3

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Origin: China

Cas No: 2425-85-6

Specification: 99%min

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  • Products Specification
  • Product Description
  • Property

    CAS No.: 2425-85-6 Formula: C17H13N3O3 Molecular Weight: 307.30300

    Description

    Toluidine Red is a oil soluble dye. Toluidine Red has been shown to cause hematopoietic cell proliferation in the spleen, liver, and bone marrow of rats.

    Basic Info

    Chemical Name Pigment Red 3
    Synonyms

    hansaredb;
    Toluidine Red;
    <2-Nitro-4-methyl-benzolazo>-naphthol-(2);
    1-((4-Methyl-2-nitrophenyl)diazenyl)naphthalen-2-ol;
    hansaredg;
    AKA221;
    PR 3;
    pigment red percent3;
    fastredr;
    1-(4-Methyl-2-nitro-phenylazo)-[2]naphthol;
    lakered4r;
    fastredje;
    HELIO FAST RED RL;
    fastredj;
    fastredab;

    CAS No. 2425-85-6
    Molecular Formula C17H13N3O3
    Molecular Weight 307.30300
    PSA 90.77000
    LogP 5.70060

    Properties

    Appearance & Physical State red to orange powder
    Density 1.32 g/cm3
    Boiling Point 543.5ºC at 760 mmHg
    Melting Point 270-272ºC
    Refractive Index 1.66
    Stability Stable. May be moisture sensitive. Incompatible with strong oxidizing agents.
    Storage Condition Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
    Vapor Pressure 8.02E-10mmHg at 25°C

    Safety Info

    RTECS QK4247000
    Safety Statements S36/37-S45
    HS Code 2927000090
    RIDADR UN 3077 9/PG 3
    Risk Statements R40
    Hazard Codes Xn

    Synthesis Route

    ToluenePigment Red 3
    2-naphtholPigment Red 3

    Precursor

    2-naphthol
    Toluene

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