5-(2-Hydroxyethylamino)-2-methylphenol

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  • Identifiers

    CAS number
    55302-96-0

    Molecular formula
    C9H13NO2

    SMILES
    CC1=C(C=C(C=C1)NCCO)O

    Safety labels

    Irritant
    Irritant

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Odorless 41.0%
    Sweet 38.22%
    Savory 28.95%
    Meaty 28.84%
    Phenolic 27.24%
    Animal 26.38%
    Vanilla 24.98%
    Smoky 24.23%
    Bitter 24.11%
    Fishy 23.92%

     

    Flavor
    Mild 45.04%
    Bitter 39.4%
    Sweet 39.02%
    Odorless 37.87%
    Fruity 30.6%
    Phenolic 29.14%
    Meaty 26.36%
    Sulfurous 23.6%
    Sweet-like 22.54%
    Smoked 21.68%

     

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    1.3

    pKa est.
    7.93 (neutral)

    Molecular weight
    167.2 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    394°C

    Flash point

    • 178.68 ˚C est.

  • Synonyms

    • 55302-96-0
    • 5-((2-Hydroxyethyl)amino)-2-methylphenol
    • 2-Methyl-5-hydroxyethylaminophenol
    • 5-[(2-Hydroxyethyl)amino]-o-cresol
    • 5-(2-hydroxyethylamino)-2-methylphenol
    • Phenol, 5-[(2-hydroxyethyl)amino]-2-methyl-
    • CCRIS 3162
    • 5-[(2-hydroxyethyl)amino]-2-methylphenol
    • EINECS 259-583-7
    • 5-((2-Hydroxyethyl)amino)-o-cresol
    • 6-Methyl-3-beta-hydroxyethylaminophenol
    • COLOREX PAOX
    • IMEXINE OAG
    • 2-Hydroxy-4-(beta-hydroxyethyl)aminotoluene
    • 5-hydroxyethylamino-2-methylphenol
    • T872B9E83J
    • 2-Methyl-5-(N-beta-hydroxyethylamino)phenol
    • JAROCOL 2M5HEAP
    • Phenol, 5-((2-hydroxyethyl)amino)-2-methyl-
    • 1-Methyl-2-hydroxy-4-(beta-hydroxyethyl)aminobenzene
    • DTXSID70203849
    • 5-n-(.beta.-hydroxyethyl)amino-2-methylphenol
    • 2-METHYL-5-((2-HYDROXYETHYL)AMINO)PHENOL
    • 2-METHYL-5-(N-.BETA.-HYDROXYETHYLAMINO)PHENOL
    • 5-((.BETA.-HYDROXYETHYL)AMINO)-2-METHYLPHENOL
    • RefChem:529541
    • DTXCID50126340
    • 5-n-(beta-hydroxyethyl)amino-2-methylphenol
    • Phenol, 5-(2-hydroxyethyl)amino-2-methyl-
    • 2-METHYL-5-HYDROXYETHYLAMINOPHENOL [INCI]
    • 5-((BETA-HYDROXYETHYL)AMINO)-2-METHYLPHENOL
    • 259-583-7
    • MFCD01707346
    • 5-(2-Hydroxyethyl)amino-o-cresol
    • UNII-T872B9E83J
    • 5-(2-hydroxyethylamino)-2-methyl-phenol
    • SCHEMBL95129
    • SCHEMBL29428385
    • MSK8746
    • YGRFRBUGAPOJDU-UHFFFAOYSA-N
    • 2-methyl-5-n-hydroxyethylamino phenol
    • AKOS006238813
    • CS-W017836
    • GS-3199
    • 5-(2-Hydroxyethyl)amino-2-methylphenol
    • 5-(2-hydroxyethyl)amino-2-methyl phenol
    • SY053209
    • DB-021356
    • H1381
    • NS00006261
    • 5-(N-hydroxyethyl)-amino ortho methyl phenol
    • O11286
    • 302M960
    • Q27289803
    • 55302-96-0

  • Applications

    Chemical name: 5-(2-Hydroxyethylamino)-2-methylphenol, CAS 55302-96-0, is primarily used as an intermediate in the synthesis of dyes and pigments for textiles, inks, and coatings; it also serves as a building block for specialty polymer formulations, where the amino and hydroxyl functionalities can participate in curing or functionalization of polyurethanes and epoxies; the material is evaluated for use in cosmetic colorants and fragrance-related compounds; it is employed as a synthetic intermediate in pharmaceutical manufacturing; and it can function as a crosslinking or functional additive in adhesive systems.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 79.96
    methanol 189.79
    isopropanol 40.71
    water 19.33
    ethyl acetate 20.62
    n-propanol 53.16
    acetone 25.98
    n-butanol 40.16
    acetonitrile 12.06
    DMF 262.18
    toluene 3.65
    isobutanol 34.74
    1,4-dioxane 68.04
    methyl acetate 22.02
    THF 101.11
    2-butanone 20.38
    n-pentanol 27.98
    sec-butanol 27.18
    n-hexane 0.38
    ethylene glycol 138.86
    NMP 119.94
    cyclohexane 0.77
    DMSO 438.48
    n-butyl acetate 14.56
    n-octanol 12.61
    chloroform 9.59
    n-propyl acetate 14.61
    acetic acid 185.53
    dichloromethane 7.42
    cyclohexanone 55.44
    propylene glycol 118.99
    isopropyl acetate 11.45
    DMAc 242.47
    2-ethoxyethanol 123.28
    isopentanol 37.35
    n-heptane 0.89
    ethyl formate 34.85
    1,2-dichloroethane 8.11
    n-hexanol 37.44
    2-methoxyethanol 227.93
    isobutyl acetate 9.99
    tetrachloromethane 4.74
    n-pentyl acetate 9.26
    transcutol 121.42
    n-heptanol 18.87
    ethylbenzene 2.78
    MIBK 16.7
    2-propoxyethanol 87.62
    tert-butanol 92.1
    MTBE 18.19
    2-butoxyethanol 45.46
    propionic acid 87.87
    o-xylene 6.04
    formic acid 265.0
    diethyl ether 5.41
    m-xylene 6.22
    p-xylene 3.85
    chlorobenzene 6.35
    dimethyl carbonate 19.06
    n-octane 0.53
    formamide 261.43
    cyclopentanone 88.04
    2-pentanone 17.21
    anisole 14.17
    cyclopentyl methyl ether 28.41
    gamma-butyrolactone 113.03
    1-methoxy-2-propanol 107.43
    pyridine 23.01
    3-pentanone 11.35
    furfural 104.01
    n-dodecane 0.52
    diethylene glycol 132.15
    diisopropyl ether 3.12
    tert-amyl alcohol 52.13
    acetylacetone 35.03
    n-hexadecane 0.56
    acetophenone 20.92
    methyl propionate 25.28
    isopentyl acetate 16.21
    trichloroethylene 23.57
    n-nonanol 11.71
    cyclohexanol 30.13
    benzyl alcohol 27.81
    2-ethylhexanol 16.09
    isooctanol 15.26
    dipropyl ether 8.34
    1,2-dichlorobenzene 8.46
    ethyl lactate 24.83
    propylene carbonate 52.51
    n-methylformamide 152.61
    2-pentanol 15.48
    n-pentane 0.34
    1-propoxy-2-propanol 44.95
    1-methoxy-2-propyl acetate 28.2
    2-(2-methoxypropoxy) propanol 42.84
    mesitylene 4.65
    ε-caprolactone 50.02
    p-cymene 4.83
    epichlorohydrin 71.65
    1,1,1-trichloroethane 9.66
    2-aminoethanol 170.19
    morpholine-4-carbaldehyde 129.85
    sulfolane 175.9
    2,2,4-trimethylpentane 0.81
    2-methyltetrahydrofuran 43.4
    n-hexyl acetate 14.11
    isooctane 0.7
    2-(2-butoxyethoxy)ethanol 56.12
    sec-butyl acetate 8.23
    tert-butyl acetate 19.65
    decalin 0.89
    glycerin 224.11
    diglyme 93.74
    acrylic acid 88.96
    isopropyl myristate 6.13
    n-butyric acid 86.58
    acetyl acetate 17.0
    di(2-ethylhexyl) phthalate 13.23
    ethyl propionate 12.77
    nitromethane 191.38
    1,2-diethoxyethane 16.05
    benzonitrile 16.25
    trioctyl phosphate 10.46
    1-bromopropane 2.51
    gamma-valerolactone 122.21
    n-decanol 8.86
    triethyl phosphate 12.59
    4-methyl-2-pentanol 13.57
    propionitrile 13.46
    vinylene carbonate 45.89
    1,1,2-trichlorotrifluoroethane 122.03
    DMS 14.87
    cumene 3.48
    2-octanol 8.72
    2-hexanone 14.39
    octyl acetate 9.08
    limonene 6.88
    1,2-dimethoxyethane 100.25
    ethyl orthosilicate 11.88
    tributyl phosphate 10.62
    diacetone alcohol 53.87
    N,N-dimethylaniline 13.91
    acrylonitrile 27.23
    aniline 19.39
    1,3-propanediol 170.11
    bromobenzene 4.15
    dibromomethane 4.27
    1,1,2,2-tetrachloroethane 24.08
    2-methyl-cyclohexyl acetate 16.76
    tetrabutyl urea 15.79
    diisobutyl methanol 9.27
    2-phenylethanol 25.58
    styrene 2.61
    dioctyl adipate 12.6
    dimethyl sulfate 54.72
    ethyl butyrate 12.51
    methyl lactate 49.66
    butyl lactate 19.76
    diethyl carbonate 10.42
    propanediol butyl ether 45.4
    triethyl orthoformate 12.59
    p-tert-butyltoluene 5.1
    methyl 4-tert-butylbenzoate 27.45
    morpholine 91.89
    tert-butylamine 25.15
    n-dodecanol 6.54
    dimethoxymethane 61.21
    ethylene carbonate 36.64
    cyrene 53.81
    2-ethoxyethyl acetate 17.79
    2-ethylhexyl acetate 10.83
    1,2,4-trichlorobenzene 12.61
    4-methylpyridine 21.01
    dibutyl ether 5.35
    2,6-dimethyl-4-heptanol 9.27
    DEF 44.63
    dimethyl isosorbide 58.04
    tetrachloroethylene 21.34
    eugenol 32.13
    triacetin 21.02
    span 80 35.75
    1,4-butanediol 75.21
    1,1-dichloroethane 5.01
    2-methyl-1-pentanol 24.9
    methyl formate 96.34
    2-methyl-1-butanol 32.83
    n-decane 0.75
    butyronitrile 13.7
    3,7-dimethyl-1-octanol 12.51
    1-chlorooctane 3.08
    1-chlorotetradecane 1.55
    n-nonane 0.64
    undecane 0.6
    tert-butylcyclohexane 0.95
    cyclooctane 0.52
    cyclopentanol 47.56
    tetrahydropyran 22.57
    tert-amyl methyl ether 15.3
    2,5,8-trioxanonane 71.77
    1-hexene 1.49
    2-isopropoxyethanol 58.25
    2,2,2-trifluoroethanol 79.36
    methyl butyrate 21.64

    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