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Home > All categories> Catalysts and Additives> Additives and Auxiliaries> Plastic and Rubber Additives> 2-(2H-Benzotriazol-2-yl)-p-cresol
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2-(2H-Benzotriazol-2-yl)-p-cresol

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Origin: China

Cas No: 2440-22-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Product Description

  • Quick Details

    CAS No.:
    2440-22-4
    Other Names:
    UV-P
    MF:
    C13H11N3O
    EINECS No.:
    219-470-5
    Place of Origin:
    Jiangsu, China
    Type:
    Pharmaceutical Intermediates
    Purity:
    99.0%
    Brand Name:
    ChemFine
    Model Number:
    UV-P
    Application:
    UV Absorber
    Appearance:
    Pale Yellow Crystal
    Sample:
    Available

    Packaging&Delivery

    Packaging Details
    25kg fiber can; 20kg/ 25kg carton; provide tailored package on request
    Port
    Shanghai or other China main ports
    Lead Time:
    Quantity(Kilograms)1 - 1000>1000
    Est. Time(days)7To be negotiated

    Products Description

    Product Name
    UV-P
    Chemical Name
    2-(2H-Benzotriazol-2-yl)-p-cresol
    CAS No.
    2440-22-4
    MF
    C13H11N3O
    Appearance
    White Powder
    Melting Point
    125.5-129.5 ° C (lit.)
    Density
    1.38 g/ML
    Content (wt%)
    >95
    L. 0. D. wt%
    <5.0

    Transmittance
    440nm≥95%

    500nm≥97%
    Packaging
    25kg fiber drum, or per customer requests.

  • Property

    CAS No.: 2440-22-4 Formula: C13H11N3O Molecular Weight: 225.24600

    Description

    Drometrizole is an intermediate reactant in the synthesis of UV light absorbers for polyester fibers.

    Basic Info

    Chemical Name 2-(2H-Benzotriazol-2-yl)-p-cresol
    Synonyms

    4-methyl-6-benzotriazol-2-yl-phenol;
    tinp;
    UV-P;
    Porex P;
    2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4-methylphenol;
    2-(2-Hydroxy-5-Methylphenyl)benzotriazole;
    2,6-PYRIDINECARBOXALDEHYDE;
    Uvazol P;
    Ultraviolet Absorbent UV-P;
    TINUVIN P;
    ThasorbUvp;
    Drometrizole;
    Benazol II;
    2-(2-Benzotriazolyl)-p-cresol;
    2-(-Hydroxy-5-methylphenyl)benzo triazole;

    CAS No. 2440-22-4
    Molecular Formula C13H11N3O
    Molecular Weight 225.24600
    PSA 50.94000
    LogP 2.43450

    Properties

    Density 1.38g/cm3
    Boiling Point 276.1ºC at 760mmHg
    Melting Point 128-132ºC
    Flash Point 133.9ºC
    Refractive Index 1.765
    Stability Stable at normal temperatures and pressures.
    Storage Condition Keep tightly closed.
    Vapor Pressure 4.81E-07mmHg at 25°C

    Safety Info

    RTECS GO6860000
    Safety Statements 22-24/25
    HS Code 2933990090
    WGK Germany 1
    Risk Statements R36/37/38

    Synthesis Route

    4-Methyl-2-(2'-nitrophenyl)azophenol→2-Methylbenzimidazole+5-methyl-3H-1,3-benzoxazol-2-one
    4-Methyl-2-(2'-nitrophenyl)azophenol→2-Methylbenzimidazole+N,N-Diethylformamide
    4-Methyl-2-(2'-nitrophenyl)azophenol→1,2-phenylenediamine+2-Amino-4-methylphenol

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Administration into the eye Standard Draize test Rodent - rabbit 500 mg/24H -
    Oral LD50 - Lethal dose, 50 percent kill Rodent - mouse 6500 mg/kg 1.Details of toxic effects not reported other than lethal dose value

    Precursor

    Diethylamine
    2-(2-hydroxy-5-methylphenyl)benzo-triazole N-oxide
    4-Methyl-2-(2'-nitrophenyl)azophenol
    fluoren-9-one

    Downstream Product

    4-Methyl-2-(1-(2-methylallyl)-1H-benzo[d][1,2,3]triazol-2(3H)-yl)phenol
    2-[5-methyl-2-(2-methylprop-2-enoxy)phenyl]benzotriazole

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