(S)-2-Methyl-4-pentenoic acid

  • Identifiers

    Molecular formula
    C6H10O2

    SMILES
    C[C@@H](CC=C)C(=O)O

  • Odor profile

    Fragrance
    Fruity 83.6%
    Cheesy 70.39%
    Sour 41.72%
    Pungent 35.93%
    Dairy 34.5%
    Tropical 30.72%
    Sharp 29.71%
    Sweaty 28.97%
    Buttery 28.9%
    Green 28.82%

     

    Flavor
    Cheese 28.27%
    Sour 27.84%
    Pungent 26.05%
    Odorless 25.45%
    Acidic 24.88%
    Roquefort cheese 20.95%
    Soy 20.38%
    Stinky 20.13%
    Acetoin 19.45%
    Mousy 19.4%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    1.4

    pKa est.
    7.54 (neutral)

    Molecular weight
    114.14 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderate

    Boiling point est.
    191°C

    Flash point

    • 84.85 ˚C est.

  • Synonyms

    • (S)-2-Methyl-4-pentenoic acid
    • SCHEMBL2536422
    • (S)-2-methylpent-4-enoic acid
    • HVRZYSHVZOELOH-YFKPBYRVSA-N
    • AKOS006376238
  • Applications

    (S)-2-Methyl-4-pentenoic acid is a chiral allylic carboxylic acid used as a building block and synthetic intermediate in pharmaceutical and agrochemical synthesis; it also serves as a precursor for enantioenriched esters and complex natural-product-type compounds; in polymer chemistry, it can function as a functional monomer or intermediate for specialty polymers and resins; in fragrance and flavor chemistry, it is employed as a precursor to chiral aroma compounds; in cosmetics and personal care, it is used to synthesize esters and other specialty ingredients; and in coatings and inks, it can act as a reactive monomer or crosslinkable precursor.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 177.13
    methanol 257.78
    isopropanol 161.91
    water 27.93
    ethyl acetate 41.7
    n-propanol 129.43
    acetone 69.49
    n-butanol 111.31
    acetonitrile 32.13
    DMF 198.17
    toluene 13.74
    isobutanol 120.17
    1,4-dioxane 141.93
    methyl acetate 52.95
    THF 192.25
    2-butanone 61.71
    n-pentanol 122.31
    sec-butanol 145.96
    n-hexane 11.42
    ethylene glycol 108.17
    NMP 203.08
    cyclohexane 4.28
    DMSO 172.32
    n-butyl acetate 63.57
    n-octanol 76.27
    chloroform 40.74
    n-propyl acetate 41.62
    acetic acid 107.16
    dichloromethane 31.95
    cyclohexanone 91.57
    propylene glycol 120.6
    isopropyl acetate 40.56
    DMAc 175.55
    2-ethoxyethanol 163.27
    isopentanol 122.11
    n-heptane 6.79
    ethyl formate 45.65
    1,2-dichloroethane 29.0
    n-hexanol 158.15
    2-methoxyethanol 201.9
    isobutyl acetate 38.69
    tetrachloromethane 16.0
    n-pentyl acetate 50.14
    transcutol 280.2
    n-heptanol 88.05
    ethylbenzene 20.05
    MIBK 67.12
    2-propoxyethanol 212.08
    tert-butanol 239.32
    MTBE 109.05
    2-butoxyethanol 131.52
    propionic acid 98.48
    o-xylene 26.66
    formic acid 103.72
    diethyl ether 37.81
    m-xylene 26.54
    p-xylene 27.92
    chlorobenzene 22.18
    dimethyl carbonate 19.01
    n-octane 4.66
    formamide 77.51
    cyclopentanone 123.93
    2-pentanone 59.01
    anisole 52.0
    cyclopentyl methyl ether 85.59
    gamma-butyrolactone 132.74
    1-methoxy-2-propanol 173.0
    pyridine 38.32
    3-pentanone 37.15
    furfural 115.77
    n-dodecane 4.84
    diethylene glycol 177.74
    diisopropyl ether 26.87
    tert-amyl alcohol 210.69
    acetylacetone 68.72
    n-hexadecane 5.12
    acetophenone 53.44
    methyl propionate 39.91
    isopentyl acetate 72.18
    trichloroethylene 56.54
    n-nonanol 64.99
    cyclohexanol 82.78
    benzyl alcohol 60.57
    2-ethylhexanol 82.15
    isooctanol 75.6
    dipropyl ether 34.78
    1,2-dichlorobenzene 29.34
    ethyl lactate 44.63
    propylene carbonate 75.08
    n-methylformamide 93.06
    2-pentanol 99.29
    n-pentane 6.47
    1-propoxy-2-propanol 136.68
    1-methoxy-2-propyl acetate 73.3
    2-(2-methoxypropoxy) propanol 118.14
    mesitylene 23.57
    ε-caprolactone 95.32
    p-cymene 22.85
    epichlorohydrin 110.37
    1,1,1-trichloroethane 33.43
    2-aminoethanol 163.53
    morpholine-4-carbaldehyde 175.05
    sulfolane 195.28
    2,2,4-trimethylpentane 10.46
    2-methyltetrahydrofuran 134.57
    n-hexyl acetate 78.63
    isooctane 9.81
    2-(2-butoxyethoxy)ethanol 161.16
    sec-butyl acetate 38.37
    tert-butyl acetate 71.13
    decalin 8.57
    glycerin 147.48
    diglyme 189.96
    acrylic acid 83.87
    isopropyl myristate 34.77
    n-butyric acid 96.36
    acetyl acetate 28.0
    di(2-ethylhexyl) phthalate 43.46
    ethyl propionate 35.61
    nitromethane 95.98
    1,2-diethoxyethane 65.64
    benzonitrile 41.71
    trioctyl phosphate 38.2
    1-bromopropane 18.99
    gamma-valerolactone 155.83
    n-decanol 52.08
    triethyl phosphate 27.56
    4-methyl-2-pentanol 83.75
    propionitrile 34.68
    vinylene carbonate 60.34
    1,1,2-trichlorotrifluoroethane 103.59
    DMS 40.46
    cumene 24.96
    2-octanol 61.16
    2-hexanone 62.03
    octyl acetate 48.76
    limonene 31.44
    1,2-dimethoxyethane 158.53
    ethyl orthosilicate 29.37
    tributyl phosphate 37.91
    diacetone alcohol 135.16
    N,N-dimethylaniline 53.62
    acrylonitrile 42.84
    aniline 34.62
    1,3-propanediol 159.62
    bromobenzene 16.51
    dibromomethane 21.69
    1,1,2,2-tetrachloroethane 60.53
    2-methyl-cyclohexyl acetate 53.27
    tetrabutyl urea 50.79
    diisobutyl methanol 48.55
    2-phenylethanol 79.0
    styrene 17.63
    dioctyl adipate 45.32
    dimethyl sulfate 47.66
    ethyl butyrate 39.47
    methyl lactate 57.76
    butyl lactate 58.71
    diethyl carbonate 24.28
    propanediol butyl ether 131.74
    triethyl orthoformate 32.67
    p-tert-butyltoluene 23.42
    methyl 4-tert-butylbenzoate 77.05
    morpholine 149.08
    tert-butylamine 134.77
    n-dodecanol 40.27
    dimethoxymethane 86.91
    ethylene carbonate 47.62
    cyrene 102.54
    2-ethoxyethyl acetate 62.49
    2-ethylhexyl acetate 53.1
    1,2,4-trichlorobenzene 36.95
    4-methylpyridine 52.12
    dibutyl ether 34.33
    2,6-dimethyl-4-heptanol 48.55
    DEF 78.12
    dimethyl isosorbide 149.59
    tetrachloroethylene 47.55
    eugenol 91.04
    triacetin 57.53
    span 80 105.35
    1,4-butanediol 115.99
    1,1-dichloroethane 30.05
    2-methyl-1-pentanol 129.43
    methyl formate 66.57
    2-methyl-1-butanol 117.17
    n-decane 7.21
    butyronitrile 42.22
    3,7-dimethyl-1-octanol 75.73
    1-chlorooctane 27.53
    1-chlorotetradecane 12.84
    n-nonane 6.68
    undecane 5.79
    tert-butylcyclohexane 12.92
    cyclooctane 3.19
    cyclopentanol 120.44
    tetrahydropyran 81.35
    tert-amyl methyl ether 88.62
    2,5,8-trioxanonane 159.86
    1-hexene 30.65
    2-isopropoxyethanol 133.02
    2,2,2-trifluoroethanol 52.69
    methyl butyrate 53.25

    Scent© AI

1 of 4
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