9-(β-D-Ribofuranosyl)isoguanine

Name: 9-(β-D-Ribofuranosyl)isoguanine
Brand: Vaqora Chemicals
SKU: VQ-041856

About 9-(β-D-Ribofuranosyl)isoguanine

9-(β-D-Ribofuranosyl)isoguanine (CAS 1818-71-9) is an impurity of Regadenoson offered by Vaqora Chemicals. Its molecular formula is C10H13N5O5 and its molecular weight is 283.24 g/mol. Systematically, it is named 6-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-purin-2-one. It is also known as Isoguanosine or Crotonoside.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Regadenoson impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Regadenoson

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

Regadenoson impurities

Specifications & identifiers

Chemical identifiers
Product name	9-(β-D-Ribofuranosyl)isoguanine
Catalogue No.	VQ-041856
CAS Number	1818-71-9
IUPAC name	6-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-purin-2-one
Molecular formula	C₁₀H₁₃N₅O₅
Molecular weight	283.24 g/mol
Exact mass	283.0917
Grade	Reference Standard
HSN code	38229090
InChIKey	MIKUYHXYGGJMLM-UUOKFMHZSA-N
SMILES	C1=NC2=C(NC(=O)N=C2N1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)N
PubChem CID	65085

Physical properties
Physical form	Solid
LogP (XLogP3)	-3
H-bond donors / acceptors	5 / 7
TPSA	153 Å²
Synonyms	Isoguanosine, Crotonoside, 2-Hydroxyadenosine, Isoguanine riboside, Adenosine, 1,2-dihydro-2-oxo-, 1,2-Dihydro-2-oxoadenosine, 6-amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl)-1H-purin-2-one, Adenosine, 2,3-dihydro-2-oxo-, 9H-Purin-2-ol, 6-amino-9-beta-D-ribofuranosyl-, 6-azanyl-9-[(2R,3R,4S,5R)-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-1H-purin-2-one, Isoguanosine (VAN), 2-Oxo-3-hydroadenosine

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 9-(β-D-Ribofuranosyl)isoguanine?

The CAS Registry Number of 9-(β-D-Ribofuranosyl)isoguanine is 1818-71-9. It is also known as Isoguanosine, Crotonoside, 2-Hydroxyadenosine.

What is the molecular formula and molecular weight of 9-(β-D-Ribofuranosyl)isoguanine?

9-(β-D-Ribofuranosyl)isoguanine has the molecular formula C10H13N5O5 and a molecular weight of 283.24 g/mol. Its IUPAC name is 6-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-purin-2-one.

What is 9-(β-D-Ribofuranosyl)isoguanine used for?

9-(β-D-Ribofuranosyl)isoguanine is supplied as a characterised reference material related to Regadenoson. 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 9-(β-D-Ribofuranosyl)isoguanine can I order?

We supply 9-(β-D-Ribofuranosyl)isoguanine 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 9-(β-D-Ribofuranosyl)isoguanine?

Yes. Every lot of 9-(β-D-Ribofuranosyl)isoguanine 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 9-(β-D-Ribofuranosyl)isoguanine be shipped internationally?

Yes. We export 9-(β-D-Ribofuranosyl)isoguanine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.