2-Methylpiperazine

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  • Identifiers

    CAS number
    109-07-9

    Molecular formula
    C5H12N2

    SMILES
    CC1CNCCN1

    Safety labels

    Flammable
    Flammable

    Corrosive
    Corrosive

    Irritant
    Irritant

  • Odor profile

    Fishy 74.38%
    Nutty 43.93%
    Odorless 37.19%
    Popcorn 36.83%
    Roasted 35.3%
    Cheesy 30.57%
    Meaty 27.29%
    Animal 27.02%
    Ripe 22.78%
    Burnt 20.95%

    Scent© AI

  • Properties

    XLogP3-AA
    -0.4

    Molecular weight
    100.16 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very fast

    Boiling point est.
    158°C

    Flash point est.
    55.03 ˚C

  • Synonyms

    • 2-Methylpiperazine
    • 109-07-9
    • Piperazine, 2-methyl-
    • (+/-)-2-Methylpiperazine
    • NSC 5277
    • EINECS 203-644-2
    • UNII-D0LWN1061P
    • MFCD00005954
    • 2-methyl piperazine
    • BRN 0383566
    • D0LWN1061P
    • NSC-5277
    • 2-METHYL-PIPERAZINE
    • DTXSID1021900
    • 5-23-03-00267 (Beilstein Handbook Reference)
    • 2(s)-methyl piperazine
    • 2methylpiperazine
    • 2-methylpiperazin
    • 2-methypiperazine
    • 2-Methyl-piperazine; (+/-)-2-Methyl-piperazine; (+/-)-2-Methylpiperazine; NSC 5277
    • 2-methylpiperizine
    • 3-methylpiperazine
    • NSC5277
    • rac-2-methylpiperazine
    • (RS)-2-methylpiperazine
    • racemic 2-methylpiperazine
    • 2-Methylpiperazine, 95%
    • SCHEMBL16559
    • (+/-)-2-methyl-piperazine
    • DTXCID901900
    • AKOS000120119
    • AKOS016842316
    • AB04288
    • AB04653
    • CS-W016649
    • AS-10820
    • SY004931
    • DB-015963
    • M1179
    • NS00023514
    • 2-Methylpiperazine, purum, >=98.0% (GC)
    • EN300-20726
    • Q27275945
    • F0001-0193
    • Z104480242
    • 203-644-2

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1230.38
    methanol 2091.98
    isopropanol 388.61
    water 182.65
    ethyl acetate 363.59
    n-propanol 720.82
    acetone 448.57
    n-butanol 582.55
    acetonitrile 378.48
    DMF 573.81
    toluene 50.31
    isobutanol 271.33
    1,4-dioxane 320.91
    methyl acetate 322.24
    THF 809.03
    2-butanone 307.41
    n-pentanol 264.1
    sec-butanol 275.78
    n-hexane 9.66
    ethylene glycol 441.73
    NMP 654.46
    cyclohexane 20.07
    DMSO 830.88
    n-butyl acetate 481.23
    n-octanol 72.35
    chloroform 863.89
    n-propyl acetate 153.81
    acetic acid 2316.55
    dichloromethane 597.39
    cyclohexanone 413.22
    propylene glycol 396.75
    isopropyl acetate 123.93
    DMAc 371.3
    2-ethoxyethanol 417.43
    isopentanol 226.77
    n-heptane 23.4
    ethyl formate 564.77
    1,2-dichloroethane 255.19
    n-hexanol 362.86
    2-methoxyethanol 1012.75
    isobutyl acetate 64.27
    tetrachloromethane 166.64
    n-pentyl acetate 128.43
    transcutol 525.6
    n-heptanol 121.83
    ethylbenzene 10.18
    MIBK 67.55
    2-propoxyethanol 676.09
    tert-butanol 197.96
    MTBE 85.9
    2-butoxyethanol 257.89
    propionic acid 983.9
    o-xylene 26.51
    formic acid 1863.52
    diethyl ether 176.57
    m-xylene 29.97
    p-xylene 16.79
    chlorobenzene 134.88
    dimethyl carbonate 62.68
    n-octane 6.3
    formamide 1325.23
    cyclopentanone 654.91
    2-pentanone 232.5
    anisole 42.58
    cyclopentyl methyl ether 219.41
    gamma-butyrolactone 1069.46
    1-methoxy-2-propanol 418.79
    pyridine 386.35
    3-pentanone 141.21
    furfural 831.23
    n-dodecane 3.74
    diethylene glycol 530.84
    diisopropyl ether 23.77
    tert-amyl alcohol 155.38
    acetylacetone 195.17
    n-hexadecane 3.94
    acetophenone 58.69
    methyl propionate 258.96
    isopentyl acetate 205.47
    trichloroethylene 617.36
    n-nonanol 60.16
    cyclohexanol 226.4
    benzyl alcohol 105.11
    2-ethylhexanol 135.99
    isooctanol 66.77
    dipropyl ether 133.19
    1,2-dichlorobenzene 94.84
    ethyl lactate 84.18
    propylene carbonate 423.9
    n-methylformamide 1022.75
    2-pentanol 178.55
    n-pentane 19.54
    1-propoxy-2-propanol 436.61
    1-methoxy-2-propyl acetate 244.28
    2-(2-methoxypropoxy) propanol 92.3
    mesitylene 14.6
    ε-caprolactone 443.96
    p-cymene 25.79
    epichlorohydrin 619.53
    1,1,1-trichloroethane 215.0
    2-aminoethanol 747.52
    morpholine-4-carbaldehyde 475.66
    sulfolane 679.59
    2,2,4-trimethylpentane 6.95
    2-methyltetrahydrofuran 449.85
    n-hexyl acetate 105.84
    isooctane 4.2
    2-(2-butoxyethoxy)ethanol 166.62
    sec-butyl acetate 58.68
    tert-butyl acetate 74.65
    decalin 4.55
    glycerin 485.77
    diglyme 277.39
    acrylic acid 872.51
    isopropyl myristate 27.35
    n-butyric acid 1228.83
    acetyl acetate 204.11
    di(2-ethylhexyl) phthalate 42.78
    ethyl propionate 90.61
    nitromethane 1636.21
    1,2-diethoxyethane 162.52
    benzonitrile 152.83
    trioctyl phosphate 37.56
    1-bromopropane 145.94
    gamma-valerolactone 746.9
    n-decanol 41.6
    triethyl phosphate 48.91
    4-methyl-2-pentanol 57.15
    propionitrile 297.82
    vinylene carbonate 387.4
    1,1,2-trichlorotrifluoroethane 675.67
    DMS 65.3
    cumene 8.61
    2-octanol 52.58
    2-hexanone 103.13
    octyl acetate 50.25
    limonene 47.84
    1,2-dimethoxyethane 253.22
    ethyl orthosilicate 50.04
    tributyl phosphate 51.64
    diacetone alcohol 129.65
    N,N-dimethylaniline 25.71
    acrylonitrile 416.16
    aniline 207.6
    1,3-propanediol 816.04
    bromobenzene 96.05
    dibromomethane 333.17
    1,1,2,2-tetrachloroethane 415.24
    2-methyl-cyclohexyl acetate 73.85
    tetrabutyl urea 57.4
    diisobutyl methanol 40.77
    2-phenylethanol 145.59
    styrene 19.5
    dioctyl adipate 42.99
    dimethyl sulfate 108.41
    ethyl butyrate 181.09
    methyl lactate 175.62
    butyl lactate 127.52
    diethyl carbonate 78.54
    propanediol butyl ether 160.22
    triethyl orthoformate 103.94
    p-tert-butyltoluene 24.09
    methyl 4-tert-butylbenzoate 59.65
    morpholine 522.2
    tert-butylamine 94.33
    n-dodecanol 29.0
    dimethoxymethane 215.59
    ethylene carbonate 310.64
    cyrene 89.28
    2-ethoxyethyl acetate 169.89
    2-ethylhexyl acetate 156.95
    1,2,4-trichlorobenzene 116.25
    4-methylpyridine 270.81
    dibutyl ether 53.56
    2,6-dimethyl-4-heptanol 40.77
    DEF 315.54
    dimethyl isosorbide 156.67
    tetrachloroethylene 380.85
    eugenol 76.63
    triacetin 82.75
    span 80 111.26
    1,4-butanediol 262.65
    1,1-dichloroethane 267.84
    2-methyl-1-pentanol 119.65
    methyl formate 572.94
    2-methyl-1-butanol 224.87
    n-decane 6.92
    butyronitrile 358.1
    3,7-dimethyl-1-octanol 59.19
    1-chlorooctane 25.63
    1-chlorotetradecane 8.68
    n-nonane 6.99
    undecane 4.86
    tert-butylcyclohexane 4.35
    cyclooctane 6.77
    cyclopentanol 384.16
    tetrahydropyran 325.91
    tert-amyl methyl ether 65.1
    2,5,8-trioxanonane 158.74
    1-hexene 34.68
    2-isopropoxyethanol 173.39
    2,2,2-trifluoroethanol 726.89
    methyl butyrate 149.2

    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

Botanical

Name CAS Botanical Proportion
Chicory root, roasted 2 68650-43-1 Cichorium intybus L., fam. Asteraceae (Compositae) 2.0%