Thiomersal, USP

Name: Thiomersal, USP
Brand: Vaqora Chemicals
SKU: VQ-046766

About Thiomersal, USP

Thiomersal (CAS 54-64-8) is a carbohydrate offered by Vaqora Chemicals (USP grade). Its molecular formula is C9H9HgNaO2S and its molecular weight is 404.82 g/mol. Its systematic (IUPAC) name is sodium (2-carboxylatophenyl)sulfanyl-ethylmercury. Common synonyms include thimerosal and Thiomersalate.

Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for glycobiology research, microbiology media, biochemical assays and cell and microbial culture. It is used across academic and industrial research and diagnostics and biotechnology.

Available in 10 g, 25 g, 100 g and 500 g packs, Thiomersal is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Glycobiology research
Microbiology media
Biochemical assays
Cell & microbial culture

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Thiomersal, USP
Catalogue No.	VQ-046766
CAS Number	54-64-8
IUPAC name	sodium (2-carboxylatophenyl)sulfanyl-ethylmercury
Molecular formula	C₉H₉HgNaO₂S
Molecular weight	404.82 g/mol
Exact mass	405.9927
Grade	USP
HSN code	29309090
InChIKey	RTKIYNMVFMVABJ-UHFFFAOYSA-L
SMILES	CC[Hg]SC1=CC=CC=C1C(=O)[O-].[Na+]
PubChem CID	16684434

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 3
TPSA	65.4 Å²
Synonyms	thimerosal, Thiomersalate, Mercurothiolate, Sodium merthiolate, Thimerosalate, Thimerosol, Thimersalate, Sodium ethylmercurithiosalicylate, Merfamin, Merzonin, Tiomersal, Estivin

Safety & hazard information (GHS)

Toxic

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H300+H310+H330Fatal if swallowed, in contact with skin or if inhaled
H300Fatal if swallowed
H301Toxic if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H360May damage fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P262, P264, P270, P271, P273, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P318, P319, P320, P321, P330, P361 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 54-64-8

Thimersoal Used as a Preservative for Sucrose Buffer Solution

CAS: 54-64-8
Formula: C₉H₉HgNaO₂S
MW: 404.82 g/mol

VQ-046570

Extra Pure

Thiomersal, 97%

CAS: 54-64-8
Formula: C₉H₉HgNaO₂S
MW: 404.82 g/mol

VQ-002572

Cell Culture

Thiomersal, cell culture tested

CAS: 54-64-8
Formula: C₉H₉HgNaO₂S
MW: 404.82 g/mol

VQ-046134

Plant Culture

Thiomersal, plant tissue culture tested 97.00–101.00%

CAS: 54-64-8
Formula: C₉H₉HgNaO₂S
MW: 404.82 g/mol

VQ-045573

Frequently asked questions

What is the CAS number of Thiomersal, USP?

The CAS Registry Number of Thiomersal, USP is 54-64-8. It is also known as thimerosal, Thiomersalate, Mercurothiolate.

What is the molecular formula and molecular weight of Thiomersal, USP?

Thiomersal, USP has the molecular formula C9H9HgNaO2S and a molecular weight of 404.82 g/mol. Its IUPAC name is sodium (2-carboxylatophenyl)sulfanyl-ethylmercury.

Which grade and pack sizes of Thiomersal, USP can I order?

We supply Thiomersal, USP in USP grade, in 10 g, 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Thiomersal, USP?

Yes. Every lot of Thiomersal, USP is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Thiomersal, USP be shipped internationally?

Yes. Thiomersal, USP is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.