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N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite

Also known as: Bz-rA Phosphoramidite, N6-Benzoyl-5'-O-DMT-2'-O-TBDMS-adenosine 3'-CE phosphoramidite, 5'-O-DMT-2'-O-TBDMS-N6-benzoyl-Adenosine Phosphoramidite, Bz-rA-CE Phosphoramidite, 2'-TBDMS-rA(N-Bz) Phosphoramidite, DMT-2'O-TBDMS-rA(bz) Phosphoramidite

N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite (CAS 104992-55-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C53H66N7O8PSi and a molecular weight of 988.193 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104992-55-4
Jingsj CID
J-1956082-8
Molecular Formula
C53H66N7O8PSi
Molecular Weight
988.193 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass987.447998
PSA177.93000
LogP13.07

Activity & Biological Data

Additional Information[1]. Elise Malek-Adamian, et al. 4'-C-Methoxy-2'-deoxy-2'-fluoro Modified Ribonucleotides Improve Metabolic Stability and Elicit Efficient RNAi-Mediated Gene Silencing. J Am Chem Soc. 2017 Oct 18;139(41):14542-14555.

Frequently Asked Questions

What is the CAS number of N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite?

The CAS number of N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite is 104992-55-4.

What are the molecular formula and molecular weight of N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite?

N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite has molecular formula C53H66N7O8PSi and molecular weight 988.193 g/mol.

What are the upstream and downstream products of N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite?

For N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite, Upstream Products: 2-Cyanoethyl N,N,N',N'-tetraisopropylphosphorodiamidite.

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

Last updated:

How to cite: Jingsj. "N-Benzoyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]adenosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite (CAS 104992-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956082-8 (accessed 2026-11-09).

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