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

MedKoo CAT#: 341503

CAS#: 70523-31-8

Description: Xylure is a biochemical.

Chemical Structure

CAS# 70523-31-8

Theoretical Analysis

MedKoo Cat#: 341503
Name: Xylure
CAS#: 70523-31-8
Chemical Formula: C12H20N2O5Si
Exact Mass: 300.11
Molecular Weight: 300.386
Elemental Analysis: C, 47.98; H, 6.71; N, 9.33; O, 26.63; Si, 9.35

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: Xylure.

IUPAC/Chemical Name: Uridine, 2'-deoxy-5-(trimethylsilyl)-


InChi Code: InChI=1S/C12H20N2O5Si/c1-20(2,3)9-5-14(12(18)13-11(9)17)10-4-7(16)8(6-15)19-10/h5,7-8,10,15-16H,4,6H2,1-3H3,(H,13,17,18)/t7-,8+,10+/m0/s1

SMILES Code: OC[C@@H]1[C@H](C[C@H](N2C(NC(C([Si](C)(C)C)=C2)=O)=O)O1)O

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: >2 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: 2934.99.9001

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 300.39 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.

Recalculate based on batch purity %
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
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Ektova LV, Iartseva IV, Khorosheva EV, Ivanova TP, Iavorskaia NP, Mel'nik SIa. [Synthesis and biological properties of pyrimidine 2'-deoxynucleosides modified by a residue of quinaldic acid]. Bioorg Khim. 1995 Aug;21(8):625-31. Russian. PubMed PMID: 8540903.

2: Bektemirov TA, Chekunova ZV, Andzhaparidze OG. [Antiviral activity of the 1-alpha- and beta-desoxy-D-ribofuranosides of 5-trimethylsilyl uracil]. Vopr Virusol. 1987 Jan-Feb;32(1):114-6. Russian. PubMed PMID: 3033901.

3: Chekunova EV, Marennikova SS, Mel'nik SIa, Preobrazhenskaia MN, Zaguliaeva OA. [Antiherpetic activity of xylure]. Vopr Virusol. 1985 Jul-Aug;30(4):444-6. Russian. PubMed PMID: 3904209.

4: Zhirnov OP, Ovcharenko AV, Bukrinskaia AG. [Blocking of Sindbis virus replication in the body of infected mice using an inhibitor of chymotrypsin-like proteases]. Vopr Virusol. 1985 Jul-Aug;30(4):450-3. Russian. PubMed PMID: 2998094.