Methyl dimethylthienyl disulfide (unknown isomer)

Overview IFRA Botanical Request a quote

  • Identifiers

  • Properties

  • Applications

    Methyl dimethylthienyl disulfide (unknown isomer) is typically considered a specialty chemical used as an intermediate in the synthesis of sulfur-containing compounds; it may be evaluated for fragrance applications as an odorant and could function as a fragrance fixative under controlled conditions; it can serve as a specialty additive in coatings and inks where sulfur-containing disulfide functionality participates in formulation chemistry; in polymers and plastics, it may act as a crosslinking or modifying agent to influence network structure; and it is sometimes explored in research and development as a reactive intermediate for pharmaceutical, agrochemical, or fine chemicals synthesis, subject to applicable regulations.

    gpt-5-nano

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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, welsh 8002-72-0 Allium fistulosum L. var. Maichuon, fam. Liliaceae 0.14%
Scallion Allium fistulosum L. var. Caespitosum, fam. Liliaceae 0.11%