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Y0000109

Thimerosal

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

2-(Ethylmercuriomercapto)benzoic acid sodium salt, Ethylmercurithiosalicylic acid sodium salt, Mercury-([o-carboxyphenyl]thio)ethyl sodium salt, Sodium ethylmercurithiosalicylate

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About This Item

Linear Formula:
2-(C2H5HgS)C6H4CO2Na
CAS Number:
54-64-8
Molecular Weight:
404.81
Beilstein:
8169555
MDL number:
MFCD00013062
UNSPSC Code:
41116107
PubChem Substance ID:
329830849
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

thimerosal

manufacturer/tradename

EDQM

mp

234-237 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

[Na+].CC[Hg]Sc1ccccc1C([O-])=O

InChI

1S/C7H6O2S.C2H5.Hg.Na/c8-7(9)5-3-1-2-4-6(5)10;1-2;;/h1-4,10H,(H,8,9);1H2,2H3;;/q;;2*+1/p-2

InChI key

RTKIYNMVFMVABJ-UHFFFAOYSA-L

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Thimerosal EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Biochem/physiol Actions

Thimerosal is a sulfhydryl (thiol) oxidizing reagent capable of inhibiting a wide range of sulfhydryl-dependent enzymes and proteins such as PI3-kinase-dependent methionine synthase, glutamate transport receptors, and Na++K+ dependent ATPases.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Disclaimer

As part of the corporation global plan to support the Minamata Convention in eliminating mercury-containing compounds, as of January 2021 customers will be required to provide an End-Use Declaration. The sales of thimerosal will be restricted for approved applications only, such as preservative in vaccine manufacturing, preservative in eye cosmetics, research use within academia (excluding preservation intent) and as reference material only.

The product is not intended for use as a biocide under global biocide regulations, including but not limited to US EPA′s Federal Insecticide Fungicide and Rodenticide Act , European Biocidal Products Regulation, Canada′s Pest Management Regulatory Agency, Turkey′s Biocidal Products Regulation, Korea′s Consumer Chemical Products and Biocide Safety Management Act (K-BPR) and others.

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2 Oral

Target Organs

Kidney

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Lot/Batch Number

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Global justice and the proposed ban on thimerosal-containing vaccines.
Katherine King et al.
Pediatrics, 131(1), 154-156 (2012-12-19)
Janet K Kern et al.
International journal of environmental research and public health, 10(8), 3771-3800 (2013-08-24)
Autism spectrum disorder (ASD) is a neurological disorder in which a significant number of the children experience a developmental regression characterized by a loss of previously acquired skills and abilities. Typically reported are losses of verbal, nonverbal, and social abilities.
José G Dórea
Clinica chimica acta; international journal of clinical chemistry, 411(21-22), 1580-1586 (2010-07-20)
To compare epidemiological studies dealing with neurological issues (compatible with Hg toxicity) linked to exposing newborns and infants to intramuscular doses of preservative-Hg resulting from vaccination with thimerosal-containing vaccines (TCV). Major databases were searched for studies that addressed neurodevelopment outcomes
L K Ball et al.
Pediatrics, 107(5), 1147-1154 (2001-05-23)
On July 7, 1999, the American Academy of Pediatrics and the US Public Health Service issued a joint statement calling for removal of thimerosal, a mercury-containing preservative, from vaccines. This action was prompted in part by a risk assessment from
José G Dórea
Neurochemical research, 36(6), 927-938 (2011-02-26)
There is a need to interpret neurotoxic studies to help deal with uncertainties surrounding pregnant mothers, newborns and young children who must receive repeated doses of Thimerosal-containing vaccines (TCVs). This review integrates information derived from emerging experimental studies (in vitro
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