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Thimerosal MeSH Descriptor Data 2026


MeSH Heading
Thimerosal
Tree Number(s)
D02.691.750.100.347.850
Unique ID
D013849
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D013849
Scope Note
An ethylmercury-sulfidobenzoate that has been used as a preservative in VACCINES; ANTIVENINS; and OINTMENTS. It was formerly used as a topical antiseptic. It degrades to ethylmercury and thiosalicylate.
Entry Term(s)
Mercurothiolate
Merthiolate
Sodium Ethylmercurithiosalicylate
Thiomersal
Thiomersalate
Vitaseptol
Pharm Action
Preservatives, Pharmaceutical
Registry Numbers
2225PI3MOV
0
Related Numbers
54-64-8
CAS Type 1 Name
Mercurate(1-), ethyl(2-mercaptobenzoato(2-)-O,S)-, sodium
Previous Indexing
Benzoates (1974)
Ethylmercury Compounds (1974)
Sulfides (1974)
Public MeSH Note
91; was see under ETHYLMERCURY COMPOUNDS 1980-90; was see under ETHYL MERCURY COMPOUNDS 1975-79
History Note
91(75); was see under ETHYLMERCURY COMPOUNDS 1980-90; was see under ETHYL MERCURY COMPOUNDS 1975-79
Date Introduced
1991/01/01
Last Updated
2016/07/01
Thimerosal Preferred
Merthiolate Narrower
Vitaseptol Narrower
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