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T5125

Sigma-Aldrich

Thimerosal

97.0-101.0% (on dried substance, titration)

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
EC Number:
200-210-4
MDL number:
MFCD00013062
UNSPSC Code:
51473202
PubChem Substance ID:
24900257
NACRES:
NA.21

Quality Level

200

Assay

97.0-101.0% (on dried substance, titration)

form

powder or crystals

color

white to faint beige

mp

234-237 °C (dec.) (lit.)

solubility

1 g/L at 20 °C

Mode of action

enzyme | inhibits

storage temp.

room temp

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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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.

Features and Benefits

  • Meets USP/EP testing specifications
  • High-quality chemical, suitable for a wide variety of research applications.

Other Notes

As part of the corporation global plan to support the Minamata Convention 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.
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Keep container tightly closed in a dry and well-ventilated place.Keep in a dry place.

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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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Pan-Chyr Yang et al.
Journal of the Formosan Medical Association = Taiwan yi zhi, 111(6), 333-339 (2012-07-04)
This study evaluated the immune response elicited by two formulations of an AS03(A)-adjuvanted H5N1 A/Indonesia/05/2005 prepandemic influenza vaccine, developed using manufacturing processes with or without thiomersal. In addition, it also evaluated compliance to the Centre for Biologics Evaluation and Research
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
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
Rune Ehrenreich Kuhre et al.
Cell metabolism, 29(3), 719-726 (2018-11-20)
Studies on isolated pancreatic islets suggest that neuromedin U (NMU), a brain and gastrointestinal peptide, acts as a decretin hormone, inhibiting glucose-stimulated insulin secretion. We investigated whether this effect could be reproduced in vivo and in isolated perfused rat pancreas. Unlike
R Chalghoumi et al.
Poultry science, 87(1), 32-40 (2007-12-15)
The present study was an attempt to raise hen egg yolk Ig (IgY) simultaneously directed against Salmonella Enteritidis (SE) and Salmonella Typhimurium (ST) in the same egg yolk. The immunopotentiating effect of 2 different adjuvants -- Freund's adjuvants (FA) and
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