Triphenylphosphine

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  • Identifiers

    CAS number
    603-35-0

    Molecular formula
    C18H15P

    SMILES
    C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3

    Safety labels

    Irritant
    Irritant

    Health Hazard
    Health

  • Odor profile

    Floral 76.46%
    Rose 64.37%
    Green 51.72%
    Geranium 43.91%
    Metallic 42.62%
    Sweet 38.87%
    Fruity 34.2%
    Honey 33.15%
    Earthy 30.5%
    Leafy 27.29%

    Scent© AI

  • Properties

    XLogP3-AA
    4.6

    Molecular weight
    262.3 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Melting point expt.

    • 176 °F (NTP, 1992)
    • 80.5 °C
    • 80 °C

    Boiling point

    • greater than 680 °F at 760 mmHg (NTP, 1992)
    • MORE THAN 360 °C
    • 377 °C

    Flash point est.
    188.82 ˚C

    Flash point expt.

    • 356 °F (NTP, 1992)
    • 180 °C OC.
    • 182 °C c.c.

    Solubility expt.

    • Insoluble (NTP, 1992)
    • FREELY SOL IN ETHER; SOL IN BENZENE, CHLOROFORM, GLACIAL ACETIC ACID; LESS SOL IN ALCOHOL; PRACTICALLY INSOL IN WATER
    • SOL IN CARBON TETRACHLORIDE
    • Solubility in water, mg/l at 25 °C: 0.09 (very poor)

  • Synonyms

    • TRIPHENYLPHOSPHINE
    • 603-35-0
    • Triphenylphosphane
    • Triphenyl phosphine
    • Phosphine, triphenyl-
    • Triphenylphosphorus
    • Triphenylphosphide
    • triphenyl-phosphane
    • Phosphorustriphenyl
    • Trifenylfosfin
    • triphenylphosphin
    • Phosphorus triphenyl
    • PPh3
    • PP 360
    • NSC 10
    • Ph3P
    • CCRIS 4889
    • NSC 215203
    • DTXSID5026251
    • triphenylphosphan
    • HSDB 4266
    • EINECS 210-036-0
    • triphenylphosphorane
    • triphenyl phosphorus
    • BRN 0610776
    • NSC-10
    • UNII-26D26OA393
    • MFCD00003043
    • 26D26OA393
    • NSC-215203
    • DTXCID906251
    • CHEBI:183318
    • EC 210-036-0
    • 4-16-00-00951 (Beilstein Handbook Reference)
    • triphenylphoshine
    • WLN: RPR&R
    • Trifenylfosfin [Czech]
    • MFCD20489348
    • TRIPHENYL PHOSPHOROUS
    • CAS-603-35-0
    • C18H15P
    • Triphenyl phosphine resin
    • 14264-16-5
    • triphenyphospine
    • tripenylphosphine
    • triphenyiphoshine
    • triphenylphophine
    • triphenylphospine
    • tripheylphosphine
    • Triphenylphospane
    • Triphenyphosphine
    • tripbenylphosphine
    • triphenyiphosphine
    • tri-phenylphospine
    • triphenyl phophine
    • triphenyl phosphin
    • triphenyl phospine
    • tri-phenylphosphine
    • triphenyl phosphide
    • triphenyl-phosphine
    • triphenylphosphine-
    • triphenyl- phosphine
    • 58079-51-9
    • Triphenylphosphine, 98%
    • Triphenylphosphine, flakes
    • Triphenylphosphine, powder
    • Diphenylphosphinopolystyrene
    • SCHEMBL101
    • (Ph)3P
    • P(Ph)3
    • NSC10
    • Triphenylphosphine 1M in THF
    • TRIPHENYLPHOSPHINE [MI]
    • SCHEMBL1679860
    • P 100 (ACCELERATOR)
    • CHEMBL1448331
    • TRIPHENYLPHOSPHINE [HSDB]
    • (C6H5)3P
    • BCP01148
    • P(C6H5)3
    • Tox21_202114
    • Tox21_303294
    • NSC215203
    • STL185621
    • AKOS009031542
    • Triphenylphosphine, >=95.0% (GC)
    • AT26025
    • FT48242
    • NCGC00091416-01
    • NCGC00091416-03
    • NCGC00257211-01
    • NCGC00259663-01
    • BP-12577
    • Triphenylphosphine, ReagentPlus(R), 99%
    • DB-050422
    • Bis(triphenylphosphine)nickel(II)dichloride?
    • NS00002889
    • T0519
    • EN300-19636
    • A15679
    • Triphenylphosphine, ReagentPlus(R), >=98.5%
    • Q115493
    • F1642-0085
    • Triphenylphosphine polystyrene (200-400 mesh, 0.8-1.5 mmol/g)
    • 210-036-0
    • FPZ
    • InChI=1/C18H15P/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15
    • JandaJel(TM)-triphenylphosphine, 50-100 mesh, extent of labeling: ~3.0 mmol/g P loading, 2 % cross-linked
    • triphenylphosphine;phosphine, triphenyl-;triphenylphosphane;triphenyl phosphine;triphenylphosphine phosphine, triphenyl- triphenylphosphane triphenyl phosphine

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 32.52
    methanol 14.35
    isopropanol 21.47
    water 0.02
    ethyl acetate 143.47
    n-propanol 37.4
    acetone 285.72
    n-butanol 29.24
    acetonitrile 51.64
    DMF 473.26
    toluene 99.16
    isobutanol 26.06
    1,4-dioxane 422.35
    methyl acetate 144.56
    THF 1347.94
    2-butanone 212.98
    n-pentanol 25.02
    sec-butanol 26.36
    n-hexane 16.06
    ethylene glycol 8.61
    NMP 575.3
    cyclohexane 46.43
    DMSO 338.06
    n-butyl acetate 116.49
    n-octanol 23.71
    chloroform 480.97
    n-propyl acetate 93.76
    acetic acid 45.61
    dichloromethane 569.48
    cyclohexanone 437.91
    propylene glycol 17.31
    isopropyl acetate 94.47
    DMAc 357.03
    2-ethoxyethanol 52.51
    isopentanol 24.27
    n-heptane 25.62
    ethyl formate 107.01
    1,2-dichloroethane 436.56
    n-hexanol 39.6
    2-methoxyethanol 86.51
    isobutyl acetate 75.43
    tetrachloromethane 51.39
    n-pentyl acetate 78.77
    transcutol 125.31
    n-heptanol 24.75
    ethylbenzene 55.04
    MIBK 95.83
    2-propoxyethanol 75.36
    tert-butanol 29.41
    MTBE 65.48
    2-butoxyethanol 45.59
    propionic acid 50.74
    o-xylene 51.51
    formic acid 7.12
    diethyl ether 122.15
    m-xylene 51.43
    p-xylene 55.61
    chlorobenzene 145.17
    dimethyl carbonate 124.98
    n-octane 12.78
    formamide 30.79
    cyclopentanone 926.22
    2-pentanone 175.24
    anisole 122.85
    cyclopentyl methyl ether 300.6
    gamma-butyrolactone 768.42
    1-methoxy-2-propanol 63.9
    pyridine 367.69
    3-pentanone 177.26
    furfural 419.78
    n-dodecane 7.49
    diethylene glycol 41.06
    diisopropyl ether 40.0
    tert-amyl alcohol 28.3
    acetylacetone 251.31
    n-hexadecane 8.96
    acetophenone 113.3
    methyl propionate 164.39
    isopentyl acetate 96.03
    trichloroethylene 764.12
    n-nonanol 25.89
    cyclohexanol 54.8
    benzyl alcohol 56.24
    2-ethylhexanol 40.2
    isooctanol 23.19
    dipropyl ether 117.0
    1,2-dichlorobenzene 131.15
    ethyl lactate 38.63
    propylene carbonate 292.78
    n-methylformamide 114.81
    2-pentanol 22.72
    n-pentane 12.84
    1-propoxy-2-propanol 63.15
    1-methoxy-2-propyl acetate 128.35
    2-(2-methoxypropoxy) propanol 46.05
    mesitylene 33.66
    ε-caprolactone 285.78
    p-cymene 41.51
    epichlorohydrin 735.53
    1,1,1-trichloroethane 246.4
    2-aminoethanol 18.85
    morpholine-4-carbaldehyde 385.22
    sulfolane 760.52
    2,2,4-trimethylpentane 7.65
    2-methyltetrahydrofuran 436.81
    n-hexyl acetate 82.87
    isooctane 5.8
    2-(2-butoxyethoxy)ethanol 60.18
    sec-butyl acetate 65.95
    tert-butyl acetate 109.01
    decalin 20.12
    glycerin 23.26
    diglyme 173.05
    acrylic acid 50.75
    isopropyl myristate 42.53
    n-butyric acid 67.11
    acetyl acetate 104.64
    di(2-ethylhexyl) phthalate 33.9
    ethyl propionate 93.49
    nitromethane 174.72
    1,2-diethoxyethane 113.06
    benzonitrile 88.93
    trioctyl phosphate 27.03
    1-bromopropane 167.41
    gamma-valerolactone 671.85
    n-decanol 21.2
    triethyl phosphate 57.1
    4-methyl-2-pentanol 17.15
    propionitrile 58.75
    vinylene carbonate 231.84
    1,1,2-trichlorotrifluoroethane 223.21
    DMS 113.18
    cumene 34.87
    2-octanol 19.44
    2-hexanone 109.47
    octyl acetate 48.36
    limonene 62.43
    1,2-dimethoxyethane 194.24
    ethyl orthosilicate 51.26
    tributyl phosphate 33.57
    diacetone alcohol 86.8
    N,N-dimethylaniline 76.79
    acrylonitrile 83.22
    aniline 78.38
    1,3-propanediol 25.59
    bromobenzene 180.24
    dibromomethane 338.17
    1,1,2,2-tetrachloroethane 513.75
    2-methyl-cyclohexyl acetate 86.9
    tetrabutyl urea 54.49
    diisobutyl methanol 29.71
    2-phenylethanol 59.23
    styrene 72.71
    dioctyl adipate 60.41
    dimethyl sulfate 211.45
    ethyl butyrate 108.31
    methyl lactate 56.69
    butyl lactate 46.59
    diethyl carbonate 71.67
    propanediol butyl ether 31.13
    triethyl orthoformate 78.46
    p-tert-butyltoluene 39.71
    methyl 4-tert-butylbenzoate 81.63
    morpholine 361.85
    tert-butylamine 18.54
    n-dodecanol 18.21
    dimethoxymethane 294.35
    ethylene carbonate 188.04
    cyrene 101.97
    2-ethoxyethyl acetate 109.51
    2-ethylhexyl acetate 88.89
    1,2,4-trichlorobenzene 164.4
    4-methylpyridine 216.43
    dibutyl ether 72.18
    2,6-dimethyl-4-heptanol 29.71
    DEF 201.13
    dimethyl isosorbide 167.04
    tetrachloroethylene 271.33
    eugenol 61.97
    triacetin 86.0
    span 80 46.36
    1,4-butanediol 12.83
    1,1-dichloroethane 228.08
    2-methyl-1-pentanol 24.25
    methyl formate 141.37
    2-methyl-1-butanol 26.17
    n-decane 13.64
    butyronitrile 61.0
    3,7-dimethyl-1-octanol 26.86
    1-chlorooctane 44.36
    1-chlorotetradecane 18.67
    n-nonane 13.73
    undecane 9.62
    tert-butylcyclohexane 15.56
    cyclooctane 19.53
    cyclopentanol 104.63
    tetrahydropyran 378.67
    tert-amyl methyl ether 65.59
    2,5,8-trioxanonane 103.38
    1-hexene 42.5
    2-isopropoxyethanol 42.09
    2,2,2-trifluoroethanol 24.42
    methyl butyrate 127.68

    Scent© AI

1 4

IFRA standard 51

Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
 No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
 No restriction
Category 2
Products applied to the axillae
 No restriction Category 7B
Leave-on products applied to the hair with some hand contact
 No restriction
Category 3
Products applied to the face/body using fingertips
 No restriction Category 8
Products with significant anogenital exposure
 No restriction
Category 4
Products related to fine fragrance
 No restriction Category 9
Products with body and hand exposure, primarily rinse off
 No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
 No restriction Category 10A
Household care products with mostly hand contact
 No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
 No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
 No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
 No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
 No restriction
Category 5D
Baby Creams, baby Oils and baby talc
 No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
 No restriction
Category 6
Products with oral and lip exposure
 No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
 No restriction