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Home > Organophosphorus Compounds> 2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine
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2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine

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Origin: China

Cas No: 18440-21-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 18440-21-6 Formula: C24H22N4P2 Molecular Weight: 428.40600

    Basic Info

    Chemical Name 2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine
    Synonyms

    N,N',1,3-Tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine;
    2,4-Dianilino-1,3-diphenyl-cyclodiphosphazan;
    VTS 1;
    dimeres N.N'-Diphenyl-phosphorigsaeureamidin;
    1,3,2,4-Diazadiphosphetidine-2,4-diamine,N,N',1,3-tetraphenyl;
    1,3,2,4-Diazaphosphetidine,2,4-dianilino-1,3-diphenyl;
    2,4-dianilino-1,3-diphenyl-cyclodiphosphazane;
    2,4-dianilino-1,3-diphenyl-1,3,2,4-diazadiphosphetidine;
    1,3,2,4-Diazadiphosphetidine,2,4-dianilino-1,3-diphenyl;

    CAS No. 18440-21-6
    Molecular Formula C24H22N4P2
    Molecular Weight 428.40600
    PSA 33.92000
    LogP 7.69980

    Properties

    Boiling Point 534.4ºC at 760 mmHg
    Flash Point 277ºC
    Vapor Pressure 1.69E-11mmHg at 25°C

    Synthesis Route

    →2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine
    →2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine+[(PhNH)PNPh]3
    DIMETHYLPHOSPHORAMIDOUS DICHLORIDE+→2-N,4-N,1,3-tetraphenyl-1,3,2,4-diazadiphosphetidine-2,4-diamine

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Oral LDLo - Lowest published lethal dose Rodent - rat 3700 mg/kg 1.Details of toxic effects not reported other than lethal dose value
    Oral TDLo - Lowest published toxic dose Rodent - rat 20 gm/kg/4W-I 1.Liver-liver function tests impaired
    2.Blood-normocytic anemia
    3.Blood-changes in erythrocyte (RBC) count

    Precursor

    [(PhNH)PNPh]3
    phosphorus trichloride
    Toluene

    Downstream Product

    salicylanilide
    3-hydroxy-N-phenylnaphthalene-2-carboxamide
    N-phenyloctadecanamide
    N,N'-diphenyloxamide

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