1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine

Also known as: 5-Methyl-2'-O,4'-C-methyleneuridine, 1-(2'-O-4-C-Methylene-beta-D-ribofuranosyl)thymine, 1-[2,5-Anhydro-4-C-(hydroxymethyl)-alpha-L-lyxofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione, 2'-O,4'-C-methylenethymidine, LNA-T, 2'-O-4'-C-LOCKED-T

1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine (CAS 206055-67-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H14N2O6 and a molecular weight of 270.23900 g/mol. Key property: a density of 1.598. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 206055-67-6
Jingsj CID: J-846602-2
Molecular Formula: C₁₁H₁₄N₂O₆
Molecular Weight: 270.23900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.598
Exact Mass	270.08500
PSA	113.78000

Activity & Biological Data

Additional Information	[1]. Sharma VK, et al. Chemoenzymatic convergent synthesis of 2'-O,4'-C-methyleneribonucleosides. J Org Chem. 2014 Jul 3;79(13):6336-41.

Frequently Asked Questions

What is the CAS number of 1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine?

The CAS number of 1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine is 206055-67-6.

What are the molecular formula and molecular weight of 1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine?

1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine has molecular formula C11H14N2O6 and molecular weight 270.23900 g/mol.

What are the upstream and downstream products of 1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine?

For 1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine, Upstream Products: Thymine, Methanol, 3-O-Benzyl-4-C-hydroxymethyl-1,2-O-isopropylidene-alpha-D-ribofuranose.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1-(2'-O,4-C-methylene-β-D-ribofuranosyl)thymine (CAS 206055-67-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-846602-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.