Dimethyl Sulfide

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    75-18-3

    Molecular formula
    C2H6S

    SMILES
    CSC
    S

    Safety labels

    Flammable
    Flammable

    Corrosive
    Corrosive

    Acute Toxic
    Acute Toxic

    Irritant
    Irritant

    Retention indicies (RI)

    • DB5: 505.0
    • Carbowax: 853.0

  • Odor profile

    sulfurous 75.01%
    vegetable 74.71%
    green 63.99%
    fruity 63.72%
    onion 63.13%
    sweet 59.62%
    alliaceous 56.06%
    cabbage 55.49%
    garlic 55.24%
    tomato 53.86%

    Scent© AI

    Odor threshold>

    • Odor Threshold Low: 0.0098 [mmHg]. Odor Threshold High: 0.02 [mmHg]. [ICSC] Odor threshold from CHEMINFO
    • The mean value of an odor threshold determined by sensory test for dimethyl sulfide was 0.063 ppm.
    • Reported odor threshold for dimethyl sulfide is 1-20 ppb, with a mean value of 11 ppb
    • Approx 1 ppb.

  • Properties

    XLogP3-AA
    0.9 Well soluble in MMB, TEC, IAA

    Molecular weight
    62.14 g/mol

    Vapor pressure est.

    • 522.4075 hPa @ 20°C
    • 635.6799 hPa @ 25°C

    Evaporation rate
    Ultra fast

    Melting point expt.

    • -144 °F (USCG, 1999)
    • -98.24 °C
    • -98.3 °C
    • -98 °C
    • -144 °F

    Boiling point

    • 99 °F at 760 mmHg (USCG, 1999)
    • 37 °C
    • 37.3 °C
    • 37.30 °C. @ 760.00 mm Hg
    • 99 °F

    Flash point expt.

    • -36 °F (USCG, 1999)
    • -48 °C (closed cup)
    • -49 °C
    • -36 °F

    Solubility expt.

    • Soluble in alcohol, ether; soluble in water at concentrations below 300 mM
    • Slightly soluble in water; soluble in ethanol, ethyl ether
    • In water, 2.2X10+4 mg/L at 25 °C
    • 22 mg/mL at 25 °C
    • Solubility in water: none
    • insoluble in water; soluble in ethyl alcohol and ethyl ether
    • 1 ml in 1 ml 95% alcohol (in ethanol)

  • Synonyms

    • dimethyl sulfide
    • Methyl sulfide
    • 75-18-3
    • Methane, thiobis-
    • dimethyl sulphide
    • dimethylsulfide
    • Methyl thioether
    • Dimethylsulphide
    • 2-Thiapropane
    • Dimethyl thioether
NaN -Infinity

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
Onion 8002-72-0 Allium cepa L., fam. Liliaceae 1.1%
Truffle, black (Perigord) Tuber melanosporum, fam. Ascomycetae 7.5%
Celery plant 8015-90-5 Apium graveolens L. var. dulce, fam. Apiaceae (Umbelliferae) 0.01%
Geranium 2 8000-46-2 Pelargonium graveolens L'Herit. ex Aiton, fam. Geraniaceae 0.03%
Coriander fruit 5 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.01%
Niaouli (India) Melaleuca quinquenervia (Cav.) S.T. Blake, fam. Myrtaceae 0.05%