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Supelco

Thimerosal

analytical 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
EC Number:
200-210-4
MDL number:
MFCD00013062
UNSPSC Code:
85151701
PubChem Substance ID:
329753486
NACRES:
NA.24

grade

analytical standard

Quality Level

100

Assay

≥97.0% (HPLC)
97.0-103.0% (RT)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

loss

≤0.5% loss on drying

mp

234-237 °C (dec.) (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

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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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

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.

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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Certificates of Analysis (COA)

Lot/Batch Number
BCCG4587
BCCB2634
BCBW9664
BCBT6932
BCBN1491V

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David A Geier et al.
Biological trace element research, 163(1-2), 28-38 (2014-11-11)
Thimerosal is an organic mercury (Hg)-containing compound (49.55 % Hg by weight) historically added to many multi-dose vials of vaccine as a preservative. A hypothesis testing case-control study evaluated automated medical records in the Vaccine Safety Datalink (VSD) for organic Hg
Xiaoling Li et al.
Toxicological sciences : an official journal of the Society of Toxicology, 139(2), 452-465 (2014-03-29)
Thimerosal is a vaccine antimicrobial preservative which has long been suspected an iatrogenic factor possibly contributing to neurodevelopmental disorders including autism. The association between infant vaccine thimerosal exposure and autism remains an open question. Although thimerosal has been removed from

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