1,3,2-Oxathiastannolan-5-one, 2,2-dioctyl-

Overview IFRA Request a quote

  • Identifiers

    CAS number
    15535-79-2

    Molecular formula
    C18H36O2SSn

    SMILES
    CCCCCCCC[Sn]1(OC(=O)CS1)CCCCCCCC

    Safety labels

    Irritant
    Irritant

    Health Hazard
    Health

  • Odor profile

    Fragrance
    Fatty 66.17%
    Waxy 48.79%
    Oily 42.69%
    Meaty 35.56%
    Dairy 33.04%
    Creamy 31.36%
    Peach 30.82%
    Savory 30.67%
    Milky 30.0%
    Lactonic 25.22%

     

    Flavor
    Fatty 47.26%
    Waxy 41.61%
    Oily 34.09%
    Creamy 30.62%
    Fat 29.64%
    Mild 27.9%
    Coconut 27.54%
    Slightly waxy 24.25%
    Fruity 23.36%
    Bay oil 23.14%

     

  • Properties

    pKa est.
    7.56 (neutral)

    Molecular weight
    435.3 g/mol

    Flash point

    • 198.32 ˚C est.

  • Synonyms

    • 2,2-Dioctyl-1,3,2-oxathiastannolan-5-one
    • 15535-79-2
    • Dioctyltin thioglycolate
    • Dioctyltin-O,S-thioglycollate
    • Di-n-octyltin thioglycolate
    • 1,3,2-Oxathiastannolan-5-one, 2,2-dioctyl-
    • Stannane, dioctylthioacetoxy-
    • Tin, dioctyl-, thioglycolate
    • EINECS 239-581-2
    • Di-n-octyl-zinn thioglykolat
    • NSC 65517
    • Di-n-octyl-zinn thioglykolat [German]
    • 2,2-Dioctyl-1,3,2-oxathiastannolane, 5-oxide
    • 1,3,2-OXATHIASTANNOLANE, 2,2-DIOCTYL-, 5-OXIDE
    • DTXSID7065910
    • EC 239-581-2
    • 239-581-2
    • RefChem:72204
    • DTXCID3035002
    • Dioctyltin mercaptoacetate
    • Dioctyltin S,O-mercaptoacetate
    • NSC65517
    • NSC-65517
    • 1,2-Oxathiastannolan-5-one, 2,2-dioctyl-
    • NS00051395
    • 1,2-Oxathiastannolane, 2,2-dioctyl-, 5-oxide
    • 15535-79-2

  • Applications

    Chemical name: 1,3,2-Oxathiastannolan-5-one, 2,2-dioctyl-; CAS number: 15535-79-2 is an organotin compound that is commonly used as a heat stabilizer for PVC and other chlorine-containing polymers; it can also act as a catalyst or catalyst precursor in polymerization and polyurethane chemistry; it serves as an intermediate in organic synthesis to introduce tin-containing functionalities into organic molecules; in coatings and inks it may function as a stabilizer or curing aid to improve durability and adhesion; and it can be used as a processing additive or lubricant in plastic processing, subject to regulatory requirements.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 379.51
    methanol 199.97
    isopropanol 366.89
    water 0.15
    ethyl acetate 1123.43
    n-propanol 451.15
    acetone 1225.39
    n-butanol 442.01
    acetonitrile 282.8
    DMF 1586.37
    toluene 660.4
    isobutanol 384.69
    1,4-dioxane 1415.34
    methyl acetate 711.72
    THF 3488.96
    2-butanone 1057.35
    n-pentanol 314.02
    sec-butanol 403.69
    n-hexane 71.54
    ethylene glycol 32.52
    NMP 2163.53
    cyclohexane 338.84
    DMSO 1189.37
    n-butyl acetate 946.41
    n-octanol 320.42
    chloroform 2846.96
    n-propyl acetate 947.83
    acetic acid 407.69
    dichloromethane 2320.2
    cyclohexanone 2647.61
    propylene glycol 107.16
    isopropyl acetate 1086.96
    DMAc 1527.33
    2-ethoxyethanol 554.79
    isopentanol 427.21
    n-heptane 98.72
    ethyl formate 553.77
    1,2-dichloroethane 1476.79
    n-hexanol 339.61
    2-methoxyethanol 713.79
    isobutyl acetate 712.69
    tetrachloromethane 414.03
    n-pentyl acetate 1138.16
    transcutol 1772.29
    n-heptanol 306.95
    ethylbenzene 282.23
    MIBK 881.22
    2-propoxyethanol 665.51
    tert-butanol 443.23
    MTBE 714.12
    2-butoxyethanol 636.47
    propionic acid 416.82
    o-xylene 387.58
    formic acid 85.3
    diethyl ether 778.76
    m-xylene 449.72
    p-xylene 342.98
    chlorobenzene 959.46
    dimethyl carbonate 415.66
    n-octane 48.32
    formamide 198.68
    cyclopentanone 2946.44
    2-pentanone 1197.73
    anisole 661.58
    cyclopentyl methyl ether 1762.07
    gamma-butyrolactone 2517.68
    1-methoxy-2-propanol 746.63
    pyridine 1413.34
    3-pentanone 909.89
    furfural 1749.44
    n-dodecane 30.31
    diethylene glycol 300.58
    diisopropyl ether 358.11
    tert-amyl alcohol 424.91
    acetylacetone 1531.7
    n-hexadecane 37.6
    acetophenone 731.23
    methyl propionate 878.73
    isopentyl acetate 863.09
    trichloroethylene 2850.11
    n-nonanol 308.79
    cyclohexanol 790.0
    benzyl alcohol 445.21
    2-ethylhexanol 302.25
    isooctanol 299.17
    dipropyl ether 604.81
    1,2-dichlorobenzene 901.31
    ethyl lactate 347.81
    propylene carbonate 1496.31
    n-methylformamide 550.72
    2-pentanol 389.49
    n-pentane 85.96
    1-propoxy-2-propanol 643.58
    1-methoxy-2-propyl acetate 1028.4
    2-(2-methoxypropoxy) propanol 480.36
    mesitylene 301.47
    ε-caprolactone 2183.3
    p-cymene 228.11
    epichlorohydrin 2402.88
    1,1,1-trichloroethane 1617.51
    2-aminoethanol 142.43
    morpholine-4-carbaldehyde 1867.31
    sulfolane 2930.8
    2,2,4-trimethylpentane 58.16
    2-methyltetrahydrofuran 2086.49
    n-hexyl acetate 1084.65
    isooctane 45.2
    2-(2-butoxyethoxy)ethanol 722.92
    sec-butyl acetate 713.6
    tert-butyl acetate 1171.09
    decalin 98.79
    glycerin 160.55
    diglyme 1565.12
    acrylic acid 320.98
    isopropyl myristate 375.12
    n-butyric acid 916.19
    acetyl acetate 737.89
    di(2-ethylhexyl) phthalate 295.92
    ethyl propionate 729.65
    nitromethane 969.05
    1,2-diethoxyethane 913.78
    benzonitrile 697.57
    trioctyl phosphate 240.64
    1-bromopropane 903.02
    gamma-valerolactone 3488.22
    n-decanol 203.62
    triethyl phosphate 346.39
    4-methyl-2-pentanol 279.72
    propionitrile 394.23
    vinylene carbonate 1194.94
    1,1,2-trichlorotrifluoroethane 1457.03
    DMS 655.92
    cumene 191.96
    2-octanol 277.25
    2-hexanone 799.17
    octyl acetate 470.46
    limonene 421.45
    1,2-dimethoxyethane 1110.16
    ethyl orthosilicate 347.58
    tributyl phosphate 302.11
    diacetone alcohol 809.21
    N,N-dimethylaniline 407.34
    acrylonitrile 436.37
    aniline 644.98
    1,3-propanediol 282.33
    bromobenzene 1105.83
    dibromomethane 1545.95
    1,1,2,2-tetrachloroethane 2558.03
    2-methyl-cyclohexyl acetate 659.68
    tetrabutyl urea 424.91
    diisobutyl methanol 228.66
    2-phenylethanol 457.66
    styrene 372.42
    dioctyl adipate 526.37
    dimethyl sulfate 736.98
    ethyl butyrate 796.42
    methyl lactate 376.48
    butyl lactate 679.84
    diethyl carbonate 446.98
    propanediol butyl ether 545.84
    triethyl orthoformate 625.96
    p-tert-butyltoluene 229.57
    methyl 4-tert-butylbenzoate 696.23
    morpholine 1785.45
    tert-butylamine 295.43
    n-dodecanol 147.57
    dimethoxymethane 1156.87
    ethylene carbonate 1205.8
    cyrene 607.25
    2-ethoxyethyl acetate 1267.39
    2-ethylhexyl acetate 764.55
    1,2,4-trichlorobenzene 1047.42
    4-methylpyridine 1361.43
    dibutyl ether 558.14
    2,6-dimethyl-4-heptanol 228.66
    DEF 1258.21
    dimethyl isosorbide 1083.31
    tetrachloroethylene 1377.67
    eugenol 564.62
    triacetin 974.8
    span 80 542.76
    1,4-butanediol 126.63
    1,1-dichloroethane 1392.51
    2-methyl-1-pentanol 298.92
    methyl formate 415.22
    2-methyl-1-butanol 409.95
    n-decane 64.65
    butyronitrile 526.92
    3,7-dimethyl-1-octanol 313.01
    1-chlorooctane 328.37
    1-chlorotetradecane 105.27
    n-nonane 61.05
    undecane 42.0
    tert-butylcyclohexane 72.3
    cyclooctane 111.23
    cyclopentanol 845.19
    tetrahydropyran 2095.52
    tert-amyl methyl ether 625.56
    2,5,8-trioxanonane 848.94
    1-hexene 245.23
    2-isopropoxyethanol 457.71
    2,2,2-trifluoroethanol 244.28
    methyl butyrate 966.63

    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