5-Fluoro cytosine, 99%

Name: 5-Fluoro cytosine, 99%
Brand: Vaqora Chemicals
SKU: VQ-010682

About 5-Fluoro cytosine, 99%

5-Fluoro cytosine is a fluorinated building block (Biochemistry grade) carrying the CAS registry number 2022-85-7 with a typical assay of 99%. The compound has the formula C4H4FN3O, corresponding to a molecular weight of 129.09 g/mol. Its systematic (IUPAC) name is 6-amino-5-fluoro-1H-pyrimidin-2-one. Common synonyms include 4-amino-5-fluoro-2(1H)-pyrimidinone and Flucytosine.

It is supplied as a white to off-white powder. Reported physical data include a melting point of 298-300 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Typical applications include organic synthesis, molecular biology workflows, protein and peptide research and enzyme inhibition studies. Our customers for this product work in pharmaceutical manufacturing, academic and industrial research and agrochemical production.

Available in 250 mg, 1 g, 5 g and 25 g packs, 5-Fluoro cytosine is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
Molecular biology workflows
Protein & peptide research
Enzyme inhibition studies

Industries

Specifications & identifiers

Chemical identifiers
Product name	5-Fluoro cytosine, 99%
Catalogue No.	VQ-010682
CAS Number	2022-85-7
IUPAC name	6-amino-5-fluoro-1H-pyrimidin-2-one
Molecular formula	C₄H₄FN₃O
Molecular weight	129.09 g/mol
Exact mass	129.0338
Grade	Biochemistry
Purity / assay	99%
HSN code	29349900
InChIKey	XRECTZIEBJDKEO-UHFFFAOYSA-N
SMILES	C1=NC(=O)NC(=C1F)N
PubChem CID	3366

Physical properties
Physical form	Powder
Appearance	White to off-white powder
Melting point	298-300 °C
LogP (XLogP3)	-0.9
H-bond donors / acceptors	2 / 3
TPSA	67.5 Å²
Synonyms	4-amino-5-fluoro-2(1H)-pyrimidinone, Flucytosine, 5-Fluorocytosine, Fluorocytosine, Fluocytosine, 5-Fluorocystosine, Flucytosin, 5-Fluorocytosin, Fluorcytosine, 4-Amino-5-fluoropyrimidin-2(1H)-one, Cytosine, 5-fluoro-, 5-Flucytosine

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P280, P318, 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 2022-85-7

Reference Standard

Flucytosine

CAS: 2022-85-7
Formula: C₄H₄FN₃O
MW: 129.09 g/mol

In stock

Frequently asked questions

What is the CAS number of 5-Fluoro cytosine, 99%?

The CAS Registry Number of 5-Fluoro cytosine, 99% is 2022-85-7. It is also known as 4-amino-5-fluoro-2(1H)-pyrimidinone, Flucytosine, 5-Fluorocytosine.

What is the molecular formula and molecular weight of 5-Fluoro cytosine, 99%?

5-Fluoro cytosine, 99% has the molecular formula C4H4FN3O and a molecular weight of 129.09 g/mol. Its IUPAC name is 6-amino-5-fluoro-1H-pyrimidin-2-one.

Which grade and pack sizes of 5-Fluoro cytosine, 99% can I order?

We supply 5-Fluoro cytosine, 99% in Biochemistry (99%) grade, in 250 mg, 1 g, 5 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 5-Fluoro cytosine, 99%?

Yes. Every lot of 5-Fluoro cytosine, 99% 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 5-Fluoro cytosine, 99% be shipped internationally?

Yes. 5-Fluoro cytosine, 99% 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.