5-Ethyl-2-methylpiperidine

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  • Identifiers

    CAS number
    104-89-2

    Molecular formula
    C8H17N

    SMILES
    CCC1CCC(NC1)C

    Safety labels

    Corrosive
    Corrosive

    Irritant
    Irritant

  • Odor profile

    Fishy 60.75%
    Cheesy 52.41%
    Nutty 46.19%
    Roasted 45.65%
    Musty 36.94%
    Animal 34.07%
    Meaty 30.82%
    Earthy 30.19%
    Popcorn 29.61%
    Ripe 29.0%

    Scent© AI

  • Properties

    XLogP3-AA
    1.9

    pKa est.
    7.93 (neutral)

    Molecular weight
    127.23 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very fast

    Boiling point est.
    156°C

    Flash point est.
    40.29 ˚C

  • Synonyms

    • 5-Ethyl-2-methylpiperidine
    • 104-89-2
    • Copellidine
    • Copellidin
    • Piperidine, 5-ethyl-2-methyl-
    • 2-METHYL-5-ETHYLPIPERIDINE
    • 2-Pipecoline, 5-ethyl-
    • 3-Ethyl-6-methylpiperidine
    • 5-Ethyl-2-pipecoline
    • NSC 6119
    • EINECS 203-249-5
    • BRN 0079909
    • DTXSID00870447
    • 4-20-00-01622 (Beilstein Handbook Reference)
    • (2R,5R)-5-ethyl-2-methylpiperidine
    • 1969288-69-4
    • MFCD00023134
    • SCHEMBL26639
    • WLN: T6MTJ B1 E2
    • DTXCID20818169
    • NSC6119
    • AAA10489
    • NSC-6119
    • STL585040
    • AKOS006229621
    • PIPERIDINE,5-ETHYL-2-METHYL-
    • CS-0239129
    • NS00041360
    • EN300-206264
    • 203-249-5

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1028.25
    methanol 611.46
    isopropanol 857.25
    water 0.58
    ethyl acetate 856.62
    n-propanol 909.8
    acetone 736.65
    n-butanol 1065.76
    acetonitrile 694.19
    DMF 406.62
    toluene 413.91
    isobutanol 645.21
    1,4-dioxane 1206.66
    methyl acetate 541.24
    THF 2274.27
    2-butanone 717.49
    n-pentanol 552.75
    sec-butanol 706.61
    n-hexane 191.0
    ethylene glycol 85.66
    NMP 402.54
    cyclohexane 421.07
    DMSO 727.17
    n-butyl acetate 1463.41
    n-octanol 343.81
    chloroform 2298.14
    n-propyl acetate 447.03
    acetic acid 595.4
    dichloromethane 1675.27
    cyclohexanone 1028.61
    propylene glycol 185.52
    isopropyl acetate 491.03
    DMAc 270.85
    2-ethoxyethanol 425.38
    isopentanol 732.58
    n-heptane 412.54
    ethyl formate 520.12
    1,2-dichloroethane 852.67
    n-hexanol 1373.76
    2-methoxyethanol 710.4
    isobutyl acetate 268.77
    tetrachloromethane 488.14
    n-pentyl acetate 416.69
    transcutol 1139.88
    n-heptanol 417.02
    ethylbenzene 141.78
    MIBK 365.79
    2-propoxyethanol 1084.27
    tert-butanol 832.67
    MTBE 678.73
    2-butoxyethanol 504.85
    propionic acid 534.6
    o-xylene 205.07
    formic acid 113.6
    diethyl ether 947.84
    m-xylene 235.69
    p-xylene 172.33
    chlorobenzene 562.11
    dimethyl carbonate 102.4
    n-octane 98.31
    formamide 126.02
    cyclopentanone 1098.51
    2-pentanone 699.22
    anisole 236.83
    cyclopentyl methyl ether 901.51
    gamma-butyrolactone 1010.14
    1-methoxy-2-propanol 623.71
    pyridine 1084.22
    3-pentanone 455.53
    furfural 722.11
    n-dodecane 56.95
    diethylene glycol 456.06
    diisopropyl ether 269.39
    tert-amyl alcohol 542.83
    acetylacetone 479.88
    n-hexadecane 64.37
    acetophenone 189.42
    methyl propionate 439.03
    isopentyl acetate 843.21
    trichloroethylene 1281.84
    n-nonanol 290.59
    cyclohexanol 730.9
    benzyl alcohol 210.21
    2-ethylhexanol 828.24
    isooctanol 287.84
    dipropyl ether 1064.88
    1,2-dichlorobenzene 362.75
    ethyl lactate 140.05
    propylene carbonate 651.78
    n-methylformamide 303.2
    2-pentanol 625.12
    n-pentane 254.06
    1-propoxy-2-propanol 978.37
    1-methoxy-2-propyl acetate 604.18
    2-(2-methoxypropoxy) propanol 250.76
    mesitylene 141.04
    ε-caprolactone 817.15
    p-cymene 216.63
    epichlorohydrin 1063.31
    1,1,1-trichloroethane 912.15
    2-aminoethanol 261.4
    morpholine-4-carbaldehyde 467.79
    sulfolane 743.5
    2,2,4-trimethylpentane 84.84
    2-methyltetrahydrofuran 1572.78
    n-hexyl acetate 471.6
    isooctane 79.32
    2-(2-butoxyethoxy)ethanol 416.06
    sec-butyl acetate 265.44
    tert-butyl acetate 402.79
    decalin 93.21
    glycerin 181.76
    diglyme 742.29
    acrylic acid 337.72
    isopropyl myristate 172.94
    n-butyric acid 1162.87
    acetyl acetate 406.15
    di(2-ethylhexyl) phthalate 133.24
    ethyl propionate 312.45
    nitromethane 646.34
    1,2-diethoxyethane 821.96
    benzonitrile 430.84
    trioctyl phosphate 123.03
    1-bromopropane 1001.66
    gamma-valerolactone 1004.09
    n-decanol 220.8
    triethyl phosphate 177.99
    4-methyl-2-pentanol 303.87
    propionitrile 801.58
    vinylene carbonate 494.74
    1,1,2-trichlorotrifluoroethane 506.99
    DMS 173.94
    cumene 95.95
    2-octanol 238.42
    2-hexanone 428.04
    octyl acetate 221.69
    limonene 415.61
    1,2-dimethoxyethane 741.46
    ethyl orthosilicate 193.72
    tributyl phosphate 155.46
    diacetone alcohol 354.39
    N,N-dimethylaniline 132.11
    acrylonitrile 615.87
    aniline 499.04
    1,3-propanediol 465.83
    bromobenzene 591.68
    dibromomethane 1361.57
    1,1,2,2-tetrachloroethane 988.53
    2-methyl-cyclohexyl acetate 341.59
    tetrabutyl urea 179.27
    diisobutyl methanol 349.75
    2-phenylethanol 382.58
    styrene 196.94
    dioctyl adipate 187.07
    dimethyl sulfate 113.53
    ethyl butyrate 740.49
    methyl lactate 160.67
    butyl lactate 246.7
    diethyl carbonate 319.05
    propanediol butyl ether 297.21
    triethyl orthoformate 432.41
    p-tert-butyltoluene 210.97
    methyl 4-tert-butylbenzoate 182.67
    morpholine 1436.19
    tert-butylamine 645.89
    n-dodecanol 175.61
    dimethoxymethane 420.93
    ethylene carbonate 499.26
    cyrene 164.58
    2-ethoxyethyl acetate 384.18
    2-ethylhexyl acetate 679.88
    1,2,4-trichlorobenzene 380.7
    4-methylpyridine 834.04
    dibutyl ether 598.36
    2,6-dimethyl-4-heptanol 349.75
    DEF 514.93
    dimethyl isosorbide 396.77
    tetrachloroethylene 705.03
    eugenol 164.75
    triacetin 250.25
    span 80 317.78
    1,4-butanediol 140.29
    1,1-dichloroethane 1093.65
    2-methyl-1-pentanol 394.39
    methyl formate 206.02
    2-methyl-1-butanol 622.61
    n-decane 110.33
    butyronitrile 1069.33
    3,7-dimethyl-1-octanol 354.19
    1-chlorooctane 278.85
    1-chlorotetradecane 102.38
    n-nonane 118.63
    undecane 75.44
    tert-butylcyclohexane 85.49
    cyclooctane 131.44
    cyclopentanol 754.06
    tetrahydropyran 1819.05
    tert-amyl methyl ether 402.78
    2,5,8-trioxanonane 431.86
    1-hexene 518.03
    2-isopropoxyethanol 303.32
    2,2,2-trifluoroethanol 122.94
    methyl butyrate 438.71

    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