RA 263 | CAS#82205-95-6 | nucleoside

MedKoo Cat#: 461107 | Name: RA 263

Description:

WARNING: This product is for research use only, not for human or veterinary use.

RA 263 is a nucleoside.

Chemical Structure

RA 263

CAS#82205-95-6

Theoretical Analysis

MedKoo Cat#: 461107

Name: RA 263

CAS#: 82205-95-6

Chemical Formula: C9H11N3O5

Exact Mass: 241.0699

Molecular Weight: 241.20

Elemental Analysis: C, 44.82; H, 4.60; N, 17.42; O, 33.17

Price and Availability

This product is currently not in stock but may be available through custom synthesis. To ensure cost efficiency, the minimum order quantity is 1 gram. The estimated lead time is 2 to 4 months, with pricing dependent on the complexity of the synthesis (typically high for intricate chemistries). Quotes for quantities below 1 gram will not be provided. To request a quote, please click the button below. Note: If this product becomes available in stock in the future, pricing will be listed accordingly.

Bulk Inquiry

Related CAS #

No Data

Synonym

RA 263; RA-263; RA263;

IUPAC/Chemical Name

2-(hydroxymethyl)-6-(2-nitro-1H-imidazol-1-yl)-3,6-dihydro-2H-pyran-3-ol

InChi Key

CJRBQXDMCWCHBW-UHFFFAOYSA-N

InChi Code

InChI=1S/C9H11N3O5/c13-5-7-6(14)1-2-8(17-7)11-4-3-10-9(11)12(15)16/h1-4,6-8,13-14H,5H2

SMILES Code

OCC1OC(n2c([N+]([O-])=O)ncc2)C=CC1O

Appearance

Solid powder

Purity

>98% (or refer to the Certificate of Analysis)

Shipping Condition

Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition

Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility

Soluble in DMSO

Shelf Life

>3 years if stored properly

Drug Formulation

This drug may be formulated in DMSO

Stock Solution Storage

0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code

2934.99.03.00

More Info

Instruction

View handling instruction

Preparing Stock Solutions

The following data is based on the product molecular weight 241.20 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass	1 mg	5 mg	10 mg
1 mM	1.15 mL	5.76 mL	11.51 mL
5 mM	0.23 mL	1.15 mL	2.3 mL
10 mM	0.12 mL	0.58 mL	1.15 mL
50 mM	0.02 mL	0.12 mL	0.23 mL

1: Agrawal KC, Rupp WD, Rockwell S. Radiosensitization, pharmacokinetics, and toxicity of a 2-nitroimidazole nucleoside (RA-263). Radiat Res. 1986 Feb;105(2):227-39. PubMed PMID: 3754053. 2: Agrawal KC, Sakaguchi M, Rockwell S. A new potent radiosensitizer: 1-(2',3'-dideoxy-alpha-D-erythro-hex-2'-enopyranosyl)-2-nitroimidazole (RA-263). Int J Radiat Oncol Biol Phys. 1982 Mar-Apr;8(3-4):403-7. PubMed PMID: 7107358.