Furyl-2-Carbonylthiol

Name: Furyl-2-Carbonylthiol
Brand: Vaqora Chemicals
SKU: VQ-040453

About Furyl-2-Carbonylthiol

Furyl-2-Carbonylthiol is an impurity of Ceftiofur carrying the CAS registry number 4741-45-1. Formula C5H4O2S, molecular weight 128.15 g/mol. Its systematic (IUPAC) name is furan-2-carbothioic S-acid. Common synonyms include 2-Furancarbothioic acid and 2-(Mercaptocarbonyl)furan.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Ceftiofur, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Furyl-2-Carbonylthiol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Ceftiofur

View every impurity, metabolite and intermediate we list for Ceftiofur.

Ceftiofur impurities

Specifications & identifiers

Chemical identifiers
Product name	Furyl-2-Carbonylthiol
Catalogue No.	VQ-040453
CAS Number	4741-45-1
IUPAC name	furan-2-carbothioic S-acid
Molecular formula	C₅H₄O₂S
Molecular weight	128.15 g/mol
Exact mass	127.9932
Grade	Reference Standard
HSN code	38229090
InChIKey	KXXALFSFISKXFX-UHFFFAOYSA-N
SMILES	C1=COC(=C1)C(=O)S
PubChem CID	11480451

Physical properties
Physical form	Solid
LogP (XLogP3)	1
H-bond donors / acceptors	1 / 3
TPSA	31.2 Å²
Synonyms	2-Furancarbothioic acid, 2-(Mercaptocarbonyl)furan, Furan Impuirty 2, 2-Furoic acid, thio-, furan-2-thiocarboxylic acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
H332Harmful if inhaled

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P362 + P364, P363, 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

Frequently asked questions

What is the CAS number of Furyl-2-Carbonylthiol?

The CAS Registry Number of Furyl-2-Carbonylthiol is 4741-45-1. It is also known as 2-Furancarbothioic acid, 2-(Mercaptocarbonyl)furan, Furan Impuirty 2.

What is the molecular formula and molecular weight of Furyl-2-Carbonylthiol?

Furyl-2-Carbonylthiol has the molecular formula C5H4O2S and a molecular weight of 128.15 g/mol. Its IUPAC name is furan-2-carbothioic S-acid.

What is Furyl-2-Carbonylthiol used for?

Furyl-2-Carbonylthiol is supplied as a characterised reference material related to Ceftiofur. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Furyl-2-Carbonylthiol can I order?

We supply Furyl-2-Carbonylthiol in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Furyl-2-Carbonylthiol?

Yes. Every lot of Furyl-2-Carbonylthiol 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 Furyl-2-Carbonylthiol be shipped internationally?

Yes. Furyl-2-Carbonylthiol 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.