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3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine

Also known as: 3',5'-Bis-O-[(1,1-dimethylethyl)dimethylsilyl]thymidine, 3',5'-O-di(tert-butyldimethylsilyl)thymidine, 3',5'-O-di-TBDMS-thymidine, 3',5'-diTBS dT, 3',5'-diTBSdT, 1-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(((tert-butyldimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-5-methylpyrimidine-2,4(1H,3H)-dione, Thymidine, 3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine (CAS 40733-26-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H42N2O5Si2 and a molecular weight of 470.75000 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40733-26-4
Jingsj CID
J-997978-6
Molecular Formula
C22H42N2O5Si2
Molecular Weight
470.75000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass470.26300
PSA82.55000
LogP4.54470
Storage Conditions2-8°C

Frequently Asked Questions

What is the CAS number of 3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine?

The CAS number of 3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine is 40733-26-4.

What are the molecular formula and molecular weight of 3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine?

3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine has molecular formula C22H42N2O5Si2 and molecular weight 470.75000 g/mol.

What are the upstream and downstream products of 3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine?

For 3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine, Upstream Products: tert-Butyldimethylchlorosilane, Thymidine, Phenylboronic acid; Downstream Products: 5-Hydroxymethyl-2'-deoxyuridine, Thymidine, Thymine.

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

Last updated:

How to cite: Jingsj. "3',5'-Bis-O-(tert-butyldimethylsilyl)thymidine (CAS 40733-26-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-997978-6 (accessed 2026-11-09).

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