Trichloroethylsilane

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  • Identifiers

    CAS number
    115-21-9

    Molecular formula
    C2H5Cl3Si

    SMILES
    CC[Si](Cl)(Cl)Cl

    Safety labels

    Flammable
    Flammable

    Corrosive
    Corrosive

    Acute Toxic
    Acute Toxic

    Irritant
    Irritant

  • Odor profile

    Odorless 43.17%
    Sweet 32.25%
    Fishy 31.74%
    Floral 27.29%
    Woody 21.48%
    Fresh 19.9%
    Balsamic 18.71%
    Animal 18.65%
    Ripe 18.2%
    Rose 16.97%

    Scent© AI

  • Properties

    Molecular weight
    163.5 g/mol

    Melting point expt.

    • -158 °F (EPA, 1998)
    • -105.6 °C

    Boiling point

    • 208 °F at 760 mmHg (EPA, 1998)
    • 100.5 °C
    • Heat of Vaporization - 7.7 kcal/mole at boiling point
    • Boiling point: 99.1 °C at 1 atm

    Flash point est.
    8.1 ˚C

    Flash point expt.

    • 72 °F (EPA, 1998)
    • 72 °F (22 °C) (Open cup)
    • 57 °F (Closed cup)

    Solubility expt.

    • Soluble in carbon tetrachloride
    • SOL IN BENZENE, ETHER, HEPTANE, PERCHLOROETHYLENE

  • Synonyms

    • Ethyltrichlorosilane
    • Trichloro(ethyl)silane
    • 115-21-9
    • TRICHLOROETHYLSILANE
    • Silane, trichloroethyl-
    • Ethyl silicon trichloride
    • Trichloroethylsilicane
    • Trichloroethylsilicon
    • Ethyl trichlorosilane
    • C2H5SiCl3
    • Silicane, trichloroethyl-
    • HSDB 884
    • Silane, ethyltrichloro-
    • EINECS 204-072-6
    • UNII-6Q81CH0W5Z
    • UN1196
    • BRN 1361384
    • 6Q81CH0W5Z
    • CE6350
    • DTXSID7026940
    • EC 204-072-6
    • TRICHLOROETHYLSILANE [HSDB]
    • 4-04-00-04227 (Beilstein Handbook Reference)
    • UN 1196
    • Silane, ethyl(trichloro)-
    • trichloroethyl silane
    • TRICHLOROETHYLSILANE (ETHYL TRICHLOROSILANE)
    • TRICHLOROETHYLSILANE {ETHYL TRICHLOROSILANE}
    • MFCD00000485
    • ethyl-trichloro-silane
    • Silane, trichloroethyl
    • Silicane, trichloroethyl
    • Silane, ethyl(trichloro)
    • Ethyltrichlorosilane (DOT)
    • Ethyltrichlorosilane, 99%
    • SCHEMBL49561
    • TRICHLOROETHYL SILICONE
    • DTXCID606940
    • TSL 8226
    • LS 120
    • LS 120 (SILANE DERIVATIVE)
    • AKOS008901229
    • SIE 4901.0
    • E0188
    • NS00041434
    • F86993
    • S08825
    • Ethyltrichlorosilane [UN1196] [Flammable liquid]
    • Q7840692
    • Ethyltrichlorosilane, deposition grade, >=98% (GC), >=99.99% (as metals)

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 135.3
    methanol 140.65
    isopropanol 141.57
    water 5.57
    ethyl acetate 125.4
    n-propanol 124.23
    acetone 317.91
    n-butanol 137.57
    acetonitrile 89.83
    DMF 648.13
    toluene 93.39
    isobutanol 102.69
    1,4-dioxane 263.72
    methyl acetate 148.69
    THF 506.92
    2-butanone 223.74
    n-pentanol 120.49
    sec-butanol 139.68
    n-hexane 18.8
    ethylene glycol 47.92
    NMP 504.06
    cyclohexane 31.92
    DMSO 449.04
    n-butyl acetate 150.58
    n-octanol 108.08
    chloroform 254.35
    n-propyl acetate 128.71
    acetic acid 149.21
    dichloromethane 171.81
    cyclohexanone 316.36
    propylene glycol 75.8
    isopropyl acetate 126.12
    DMAc 481.38
    2-ethoxyethanol 197.74
    isopentanol 128.56
    n-heptane 36.55
    ethyl formate 117.98
    1,2-dichloroethane 131.71
    n-hexanol 132.71
    2-methoxyethanol 262.95
    isobutyl acetate 102.27
    tetrachloromethane 65.63
    n-pentyl acetate 153.14
    transcutol 357.65
    n-heptanol 116.19
    ethylbenzene 60.48
    MIBK 159.32
    2-propoxyethanol 214.34
    tert-butanol 201.74
    MTBE 180.3
    2-butoxyethanol 176.22
    propionic acid 97.2
    o-xylene 93.68
    formic acid 73.64
    diethyl ether 139.57
    m-xylene 85.52
    p-xylene 87.32
    chlorobenzene 115.27
    dimethyl carbonate 96.38
    n-octane 20.43
    formamide 129.41
    cyclopentanone 412.34
    2-pentanone 204.65
    anisole 157.64
    cyclopentyl methyl ether 215.31
    gamma-butyrolactone 310.33
    1-methoxy-2-propanol 245.02
    pyridine 196.53
    3-pentanone 148.57
    furfural 345.78
    n-dodecane 16.75
    diethylene glycol 168.26
    diisopropyl ether 81.16
    tert-amyl alcohol 182.71
    acetylacetone 253.51
    n-hexadecane 18.54
    acetophenone 178.15
    methyl propionate 123.53
    isopentyl acetate 148.06
    trichloroethylene 263.19
    n-nonanol 101.23
    cyclohexanol 145.6
    benzyl alcohol 136.85
    2-ethylhexanol 105.11
    isooctanol 105.92
    dipropyl ether 134.69
    1,2-dichlorobenzene 121.41
    ethyl lactate 82.81
    propylene carbonate 191.03
    n-methylformamide 182.42
    2-pentanol 128.28
    n-pentane 29.06
    1-propoxy-2-propanol 197.93
    1-methoxy-2-propyl acetate 183.06
    2-(2-methoxypropoxy) propanol 172.48
    mesitylene 71.88
    ε-caprolactone 236.15
    p-cymene 80.94
    epichlorohydrin 297.37
    1,1,1-trichloroethane 160.73
    2-aminoethanol 83.87
    morpholine-4-carbaldehyde 430.73
    sulfolane 457.24
    2,2,4-trimethylpentane 25.8
    2-methyltetrahydrofuran 279.01
    n-hexyl acetate 163.0
    isooctane 22.48
    2-(2-butoxyethoxy)ethanol 217.12
    sec-butyl acetate 102.88
    tert-butyl acetate 185.1
    decalin 23.21
    glycerin 110.67
    diglyme 366.85
    acrylic acid 97.34
    isopropyl myristate 96.07
    n-butyric acid 138.53
    acetyl acetate 104.07
    di(2-ethylhexyl) phthalate 86.53
    ethyl propionate 95.14
    nitromethane 269.35
    1,2-diethoxyethane 185.99
    benzonitrile 136.46
    trioctyl phosphate 74.67
    1-bromopropane 93.55
    gamma-valerolactone 463.09
    n-decanol 81.63
    triethyl phosphate 83.26
    4-methyl-2-pentanol 97.36
    propionitrile 84.71
    vinylene carbonate 165.7
    1,1,2-trichlorotrifluoroethane 241.62
    DMS 106.49
    cumene 55.55
    2-octanol 107.94
    2-hexanone 166.43
    octyl acetate 111.22
    limonene 113.15
    1,2-dimethoxyethane 341.48
    ethyl orthosilicate 88.33
    tributyl phosphate 80.67
    diacetone alcohol 223.33
    N,N-dimethylaniline 152.92
    acrylonitrile 101.66
    aniline 127.63
    1,3-propanediol 126.23
    bromobenzene 106.77
    dibromomethane 127.99
    1,1,2,2-tetrachloroethane 248.5
    2-methyl-cyclohexyl acetate 140.78
    tetrabutyl urea 117.8
    diisobutyl methanol 93.64
    2-phenylethanol 142.54
    styrene 74.5
    dioctyl adipate 118.22
    dimethyl sulfate 170.05
    ethyl butyrate 129.47
    methyl lactate 109.49
    butyl lactate 121.89
    diethyl carbonate 82.94
    propanediol butyl ether 174.16
    triethyl orthoformate 117.46
    p-tert-butyltoluene 92.57
    methyl 4-tert-butylbenzoate 192.74
    morpholine 279.08
    tert-butylamine 133.81
    n-dodecanol 67.39
    dimethoxymethane 279.43
    ethylene carbonate 129.91
    cyrene 216.21
    2-ethoxyethyl acetate 175.91
    2-ethylhexyl acetate 131.93
    1,2,4-trichlorobenzene 158.41
    4-methylpyridine 229.26
    dibutyl ether 111.68
    2,6-dimethyl-4-heptanol 93.64
    DEF 220.84
    dimethyl isosorbide 296.02
    tetrachloroethylene 167.87
    eugenol 176.98
    triacetin 161.89
    span 80 169.46
    1,4-butanediol 77.54
    1,1-dichloroethane 145.63
    2-methyl-1-pentanol 115.9
    methyl formate 160.5
    2-methyl-1-butanol 115.23
    n-decane 25.9
    butyronitrile 108.94
    3,7-dimethyl-1-octanol 108.77
    1-chlorooctane 73.52
    1-chlorotetradecane 36.95
    n-nonane 23.89
    undecane 20.11
    tert-butylcyclohexane 26.03
    cyclooctane 19.6
    cyclopentanol 163.51
    tetrahydropyran 219.29
    tert-amyl methyl ether 163.42
    2,5,8-trioxanonane 278.45
    1-hexene 51.41
    2-isopropoxyethanol 163.32
    2,2,2-trifluoroethanol 85.43
    methyl butyrate 138.62

    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