1-Chloropentane

Overview IFRA Request a quote

  • Identifiers

    CAS number
    543-59-9

    Molecular formula
    C5H11Cl

    SMILES
    CCCCCCl

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Odor profile

    Sweet 57.36%
    Fatty 44.57%
    Fresh 43.26%
    Cheesy 41.68%
    Oily 41.4%
    Green 40.8%
    Musty 40.22%
    Fruity 34.37%
    Herbal 33.97%
    Floral 32.83%

    Scent© AI

  • Properties

    XLogP3-AA
    2.6

    Molecular weight
    106.59 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Melting point expt.

    • -146 °F (USCG, 1999)
    • -99 °C

    Boiling point

    • 226 °F at 760 mmHg (USCG, 1999)
    • 107.9 °C

    Flash point est.
    13.24 ˚C

    Flash point expt.

    • 34 °F (USCG, 1999)
    • 13 °C
    • 12 °C (54 °F) - closed cup
    • 55 °F (13 °C) - closed cup
    • 55 °F (13 °C) (Open Cup)

    Solubility expt.

    • In water, 197 mg/L at 25 °C
    • Insoluble in water
    • Miscible with alcohol, ether
    • Miscible with ethanol, ethyl ether; soluble in benzene, carbon tetrachloride; very soluble in chloroform

  • Synonyms

    • 1-CHLOROPENTANE
    • 543-59-9
    • Pentyl chloride
    • n-Amyl chloride
    • Amyl chloride
    • Pentane, 1-chloro-
    • n-Pentyl chloride
    • n-Butylcarbonyl chloride
    • Pentane, chloro-
    • 0EG9MSD3NK
    • 1-Chloro-pentane
    • 29656-63-1
    • HSDB 1071
    • NSC 7898
    • NSC-7898
    • EINECS 208-846-4
    • AMYL CHLORIDE [MI]
    • AI3-24334
    • 1-CHLOROPENTANE [HSDB]
    • DTXSID40870603
    • UNII-0EG9MSD3NK
    • nAmyl chloride
    • nPentyl chloride
    • 1-chloranylpentane
    • Pentane, 1chloro
    • MFCD00001015
    • UN1107
    • 1-CHLORPENTANE
    • CHLORIDE OF AMYL
    • 1-Chloropentane, 99%
    • 1-PENTYL CHLORIDE
    • SCHEMBL3164
    • WLN: G5
    • N-BUTYLCARBINYL CHLORIDE
    • CHEMBL348039
    • DTXCID10818310
    • NSC7898
    • STL280309
    • AKOS009158473
    • UN 1107
    • LS-13083
    • DB-052545
    • NS00043234
    • EN300-176712
    • A830122
    • Q161610
    • Amyl Chloride; NSC 7898; Pentyl Chloride; n-Amyl Chloride; n-Pentyl Chloride
    • 208-846-4
    • 7CL

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 543.23
    methanol 359.95
    isopropanol 500.45
    water 0.13
    ethyl acetate 559.16
    n-propanol 538.67
    acetone 853.1
    n-butanol 642.35
    acetonitrile 423.36
    DMF 480.23
    toluene 500.29
    isobutanol 438.01
    1,4-dioxane 993.47
    methyl acetate 406.26
    THF 1690.5
    2-butanone 670.9
    n-pentanol 417.55
    sec-butanol 491.37
    n-hexane 446.71
    ethylene glycol 62.87
    NMP 551.57
    cyclohexane 662.05
    DMSO 696.32
    n-butyl acetate 1357.37
    n-octanol 330.48
    chloroform 1457.42
    n-propyl acetate 474.59
    acetic acid 430.31
    dichloromethane 1141.34
    cyclohexanone 1276.04
    propylene glycol 111.05
    isopropyl acetate 365.11
    DMAc 298.45
    2-ethoxyethanol 321.04
    isopentanol 544.53
    n-heptane 726.34
    ethyl formate 314.08
    1,2-dichloroethane 749.02
    n-hexanol 961.82
    2-methoxyethanol 508.31
    isobutyl acetate 337.4
    tetrachloromethane 468.03
    n-pentyl acetate 518.11
    transcutol 1551.85
    n-heptanol 375.46
    ethylbenzene 272.1
    MIBK 362.0
    2-propoxyethanol 789.27
    tert-butanol 647.96
    MTBE 627.41
    2-butoxyethanol 447.49
    propionic acid 340.38
    o-xylene 275.78
    formic acid 58.73
    diethyl ether 842.5
    m-xylene 300.11
    p-xylene 350.63
    chlorobenzene 589.35
    dimethyl carbonate 96.04
    n-octane 166.73
    formamide 76.1
    cyclopentanone 1118.38
    2-pentanone 657.69
    anisole 341.04
    cyclopentyl methyl ether 867.87
    gamma-butyrolactone 866.48
    1-methoxy-2-propanol 429.72
    pyridine 966.63
    3-pentanone 440.24
    furfural 717.63
    n-dodecane 75.79
    diethylene glycol 331.42
    diisopropyl ether 257.0
    tert-amyl alcohol 494.29
    acetylacetone 515.94
    n-hexadecane 87.35
    acetophenone 319.03
    methyl propionate 317.17
    isopentyl acetate 915.26
    trichloroethylene 1277.25
    n-nonanol 277.43
    cyclohexanol 727.1
    benzyl alcohol 269.39
    2-ethylhexanol 767.15
    isooctanol 299.76
    dipropyl ether 1169.24
    1,2-dichlorobenzene 476.34
    ethyl lactate 143.52
    propylene carbonate 538.59
    n-methylformamide 205.5
    2-pentanol 458.48
    n-pentane 343.45
    1-propoxy-2-propanol 856.16
    1-methoxy-2-propyl acetate 560.94
    2-(2-methoxypropoxy) propanol 357.92
    mesitylene 197.84
    ε-caprolactone 830.92
    p-cymene 335.76
    epichlorohydrin 844.44
    1,1,1-trichloroethane 1025.85
    2-aminoethanol 151.72
    morpholine-4-carbaldehyde 570.21
    sulfolane 848.02
    2,2,4-trimethylpentane 114.84
    2-methyltetrahydrofuran 1339.58
    n-hexyl acetate 563.76
    isooctane 91.82
    2-(2-butoxyethoxy)ethanol 539.26
    sec-butyl acetate 296.52
    tert-butyl acetate 396.21
    decalin 180.38
    glycerin 133.19
    diglyme 961.46
    acrylic acid 248.06
    isopropyl myristate 245.14
    n-butyric acid 728.64
    acetyl acetate 301.89
    di(2-ethylhexyl) phthalate 176.64
    ethyl propionate 316.58
    nitromethane 437.0
    1,2-diethoxyethane 1001.45
    benzonitrile 488.61
    trioctyl phosphate 150.0
    1-bromopropane 850.63
    gamma-valerolactone 977.57
    n-decanol 201.34
    triethyl phosphate 221.61
    4-methyl-2-pentanol 239.74
    propionitrile 476.66
    vinylene carbonate 435.6
    1,1,2-trichlorotrifluoroethane 549.27
    DMS 251.0
    cumene 174.24
    2-octanol 266.37
    2-hexanone 588.94
    octyl acetate 284.72
    limonene 630.05
    1,2-dimethoxyethane 763.53
    ethyl orthosilicate 247.26
    tributyl phosphate 197.94
    diacetone alcohol 394.5
    N,N-dimethylaniline 225.45
    acrylonitrile 439.93
    aniline 411.56
    1,3-propanediol 277.62
    bromobenzene 672.02
    dibromomethane 994.73
    1,1,2,2-tetrachloroethane 1027.99
    2-methyl-cyclohexyl acetate 435.97
    tetrabutyl urea 264.12
    diisobutyl methanol 395.13
    2-phenylethanol 413.06
    styrene 349.36
    dioctyl adipate 295.37
    dimethyl sulfate 145.74
    ethyl butyrate 742.92
    methyl lactate 125.71
    butyl lactate 311.6
    diethyl carbonate 364.14
    propanediol butyl ether 328.09
    triethyl orthoformate 495.88
    p-tert-butyltoluene 308.64
    methyl 4-tert-butylbenzoate 290.98
    morpholine 1120.41
    tert-butylamine 532.9
    n-dodecanol 160.83
    dimethoxymethane 365.35
    ethylene carbonate 389.05
    cyrene 231.28
    2-ethoxyethyl acetate 473.27
    2-ethylhexyl acetate 800.3
    1,2,4-trichlorobenzene 487.47
    4-methylpyridine 887.37
    dibutyl ether 786.33
    2,6-dimethyl-4-heptanol 395.13
    DEF 513.96
    dimethyl isosorbide 577.02
    tetrachloroethylene 835.1
    eugenol 284.97
    triacetin 360.83
    span 80 423.42
    1,4-butanediol 112.54
    1,1-dichloroethane 888.65
    2-methyl-1-pentanol 366.48
    methyl formate 164.54
    2-methyl-1-butanol 479.93
    n-decane 146.05
    butyronitrile 720.76
    3,7-dimethyl-1-octanol 355.07
    1-chlorooctane 348.46
    1-chlorotetradecane 130.1
    n-nonane 176.15
    undecane 97.97
    tert-butylcyclohexane 162.02
    cyclooctane 209.78
    cyclopentanol 639.76
    tetrahydropyran 1650.67
    tert-amyl methyl ether 451.61
    2,5,8-trioxanonane 611.81
    1-hexene 834.18
    2-isopropoxyethanol 281.32
    2,2,2-trifluoroethanol 100.45
    methyl butyrate 489.82

    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