Methyl 2-(methylsulfanyl)propanoate

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  • Identifiers

    CAS number
    61366-76-5

    Molecular formula
    C5H10O2S

    SMILES
    CC(C(=O)OC)SC

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Properties

    XLogP3-AA
    1.2

    Molecular weight
    134.2 g/mol

  • Synonyms

    • 61366-76-5
    • Methyl 2-(methylsulfanyl)propanoate
    • RefChem:813745
    • 696-657-1
    • methyl 2-(methylthio)propionate
    • 33178-98-2
    • methyl 2-methylsulfanylpropanoate
    • MFCD02683079
    • METHYL 2-(METHYLMERCAPTO)PROPIONATE
    • methyl 2-(methyl thio) propionate
    • methyl 2-(methylthio)propanoate
    • METHYL2-(METHYLTHIO)PROPIONATE
    • dimethyl sulphoniopropionate
    • Propanoic acid, 2-(methylthio)-, methyl ester
    • SCHEMBL1171502
    • SCHEMBL27672502
    • DTXSID40338319
    • QMPSBIWJVUCDKV-UHFFFAOYSA-N
    • AKOS009158238
    • Methyl 2-(methylsulfanyl)propanoate #
    • FM35564
    • AS-60007
    • CS-0272270
    • 2-METHYLTHIOPROPIONIC ACID METHYL ESTER
    • EN300-127509
    • Z821313006
    • 61366-76-5

  • Applications

    Methyl 2-(methylsulfanyl)propanoate is typically used as an intermediate in organic synthesis to introduce the methylthio group at the α-position of the propanoate framework, enabling the preparation of sulfur-containing esters. In fragrance and flavor applications, it may serve as a fragrance ingredient or precursor to sulfur-containing aroma compounds. In cosmetics and personal care, it can be evaluated as an aroma component or intermediate for fragrance formulations. In household cleaning and consumer products, it may be used as a fragrance additive to impart specific notes. In industrial manufacturing, it serves as a building block for sulfur-containing esters and related specialty chemicals. In the pharmaceutical or agrochemical sectors, it may be considered as a synthetic intermediate in routes to sulfur-containing compounds. Usage is subject to local regulations and formulation limits. CAS 61366-76-5.

    gpt-5-nano

1 3

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