Dodecyltrichlorosilane

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  • Identifiers

    CAS number
    4484-72-4

    Molecular formula
    C12H25Cl3Si

    SMILES
    CCCCCCCCCCCC[Si](Cl)(Cl)Cl

    Safety labels

    Corrosive
    Corrosive

  • Odor profile

    Waxy 54.83%
    Oily 35.19%
    Fatty 34.22%
    Woody 30.14%
    Floral 29.06%
    Odorless 27.65%
    Sweet 27.33%
    Fresh 27.23%
    Fishy 26.07%
    Balsamic 25.9%

    Scent© AI

  • Properties

    pKa est.
    8.900376

    Molecular weight
    303.8 g/mol

    Boiling point

    • greater than 300 °F at 760 mmHg (USCG, 1999)
    • 288 °C
    • Boiling point: 155 °C at 10 mm Hg

    Flash point est.
    138.5 ˚C

    Flash point expt.

    • greater than 150 °F (USCG, 1999)
    • > 150 °F OC

  • Synonyms

    • DODECYLTRICHLOROSILANE
    • 4484-72-4
    • Trichloro(dodecyl)silane
    • Trichlorododecylsilane
    • Silane, trichlorododecyl-
    • Dodecyl trichlorosilane
    • Silane, dodecyltrichloro-
    • Dodecyl trichlorosilane (DOT)
    • HSDB 387
    • UNII-08JI131K64
    • EINECS 224-769-9
    • UN1771
    • 08JI131K64
    • NSC 139836
    • NSC-139836
    • DTXSID10884075
    • DODECYLTRICHLOROSILANE [HSDB]
    • n-Dodecyltrichlorosilane
    • Dodeciltriclorosilano
    • Trichlorolaurylsilane
    • MFCD00000483
    • Silane, dodecyltrichloro
    • Silane, trichlorododecyl
    • WLN: G-SI-GG12
    • SCHEMBL185494
    • Dodeciltriclorosilano (Spanish)
    • DTXCID001023546
    • NSC139836
    • AKOS015839852
    • FS-4543
    • Trichlorododecylsilane, >=95.0% (GC)
    • D1509
    • NS00047044
    • D89872
    • Dodecyltrichlorosilane [UN1771] [Corrosive]
    • n-Dodecyltrichlorosilane(Trichlorododecylsilane)
    • S08525
    • Q27236405

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 211.29
    methanol 91.14
    isopropanol 240.2
    water 0.01
    ethyl acetate 735.66
    n-propanol 283.19
    acetone 1026.87
    n-butanol 351.38
    acetonitrile 119.33
    DMF 1423.74
    toluene 640.51
    isobutanol 260.59
    1,4-dioxane 1194.74
    methyl acetate 482.51
    THF 3821.15
    2-butanone 1015.31
    n-pentanol 301.87
    sec-butanol 322.97
    n-hexane 109.18
    ethylene glycol 12.06
    NMP 1638.99
    cyclohexane 318.74
    DMSO 943.44
    n-butyl acetate 1167.9
    n-octanol 289.22
    chloroform 1483.51
    n-propyl acetate 734.21
    acetic acid 194.15
    dichloromethane 1128.81
    cyclohexanone 2327.87
    propylene glycol 54.02
    isopropyl acetate 663.15
    DMAc 1410.53
    2-ethoxyethanol 427.42
    isopentanol 349.68
    n-heptane 201.89
    ethyl formate 348.81
    1,2-dichloroethane 900.46
    n-hexanol 446.92
    2-methoxyethanol 503.48
    isobutyl acetate 578.56
    tetrachloromethane 324.18
    n-pentyl acetate 922.73
    transcutol 1386.65
    n-heptanol 315.72
    ethylbenzene 298.56
    MIBK 697.41
    2-propoxyethanol 699.86
    tert-butanol 423.87
    MTBE 828.16
    2-butoxyethanol 553.84
    propionic acid 216.87
    o-xylene 371.08
    formic acid 21.6
    diethyl ether 756.14
    m-xylene 412.26
    p-xylene 392.0
    chlorobenzene 695.78
    dimethyl carbonate 242.05
    n-octane 70.5
    formamide 60.19
    cyclopentanone 2820.05
    2-pentanone 1108.97
    anisole 636.71
    cyclopentyl methyl ether 1817.65
    gamma-butyrolactone 1828.94
    1-methoxy-2-propanol 569.3
    pyridine 1104.05
    3-pentanone 802.79
    furfural 1175.8
    n-dodecane 33.86
    diethylene glycol 212.19
    diisopropyl ether 354.21
    tert-amyl alcohol 426.99
    acetylacetone 1109.89
    n-hexadecane 42.61
    acetophenone 652.55
    methyl propionate 600.18
    isopentyl acetate 1018.02
    trichloroethylene 1847.51
    n-nonanol 271.32
    cyclohexanol 602.63
    benzyl alcohol 366.6
    2-ethylhexanol 406.21
    isooctanol 305.76
    dipropyl ether 1045.48
    1,2-dichlorobenzene 634.56
    ethyl lactate 230.79
    propylene carbonate 975.46
    n-methylformamide 253.79
    2-pentanol 320.55
    n-pentane 108.51
    1-propoxy-2-propanol 789.64
    1-methoxy-2-propyl acetate 972.0
    2-(2-methoxypropoxy) propanol 443.95
    mesitylene 271.74
    ε-caprolactone 1634.69
    p-cymene 293.32
    epichlorohydrin 1709.39
    1,1,1-trichloroethane 1153.98
    2-aminoethanol 57.79
    morpholine-4-carbaldehyde 1453.89
    sulfolane 2190.56
    2,2,4-trimethylpentane 78.11
    2-methyltetrahydrofuran 2167.41
    n-hexyl acetate 843.41
    isooctane 59.23
    2-(2-butoxyethoxy)ethanol 622.73
    sec-butyl acetate 592.72
    tert-butyl acetate 961.23
    decalin 118.86
    glycerin 74.98
    diglyme 1496.65
    acrylic acid 133.55
    isopropyl myristate 349.87
    n-butyric acid 563.67
    acetyl acetate 404.08
    di(2-ethylhexyl) phthalate 249.18
    ethyl propionate 559.68
    nitromethane 412.36
    1,2-diethoxyethane 1007.41
    benzonitrile 480.89
    trioctyl phosphate 208.1
    1-bromopropane 736.37
    gamma-valerolactone 2572.84
    n-decanol 185.07
    triethyl phosphate 351.01
    4-methyl-2-pentanol 217.66
    propionitrile 204.33
    vinylene carbonate 676.41
    1,1,2-trichlorotrifluoroethane 853.75
    DMS 409.97
    cumene 210.06
    2-octanol 290.72
    2-hexanone 862.4
    octyl acetate 410.05
    limonene 555.75
    1,2-dimethoxyethane 1183.28
    ethyl orthosilicate 395.62
    tributyl phosphate 257.87
    diacetone alcohol 759.76
    N,N-dimethylaniline 460.04
    acrylonitrile 189.18
    aniline 468.07
    1,3-propanediol 151.38
    bromobenzene 865.84
    dibromomethane 851.43
    1,1,2,2-tetrachloroethane 1665.48
    2-methyl-cyclohexyl acetate 707.76
    tetrabutyl urea 420.3
    diisobutyl methanol 306.83
    2-phenylethanol 441.46
    styrene 382.14
    dioctyl adipate 479.41
    dimethyl sulfate 441.15
    ethyl butyrate 938.23
    methyl lactate 222.11
    butyl lactate 524.42
    diethyl carbonate 429.6
    propanediol butyl ether 413.67
    triethyl orthoformate 724.68
    p-tert-butyltoluene 316.15
    methyl 4-tert-butylbenzoate 602.82
    morpholine 1584.48
    tert-butylamine 301.21
    n-dodecanol 136.62
    dimethoxymethane 963.89
    ethylene carbonate 647.41
    cyrene 541.13
    2-ethoxyethyl acetate 920.7
    2-ethylhexyl acetate 921.58
    1,2,4-trichlorobenzene 759.21
    4-methylpyridine 1187.86
    dibutyl ether 685.81
    2,6-dimethyl-4-heptanol 306.83
    DEF 1115.08
    dimethyl isosorbide 1112.16
    tetrachloroethylene 928.55
    eugenol 481.36
    triacetin 680.03
    span 80 492.58
    1,4-butanediol 69.79
    1,1-dichloroethane 931.35
    2-methyl-1-pentanol 299.14
    methyl formate 206.46
    2-methyl-1-butanol 340.9
    n-decane 77.4
    butyronitrile 359.66
    3,7-dimethyl-1-octanol 315.39
    1-chlorooctane 323.52
    1-chlorotetradecane 107.61
    n-nonane 79.05
    undecane 47.77
    tert-butylcyclohexane 109.89
    cyclooctane 125.62
    cyclopentanol 674.12
    tetrahydropyran 2005.73
    tert-amyl methyl ether 745.41
    2,5,8-trioxanonane 847.68
    1-hexene 342.42
    2-isopropoxyethanol 392.23
    2,2,2-trifluoroethanol 72.69
    methyl butyrate 827.57

    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