N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide

Also known as: A(Ac)-TOM-CE Phosphoramidite, A-TOM, Adenosine, N-acetyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-[[[tris(1-methylethyl)silyl]oxy]methyl]-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite], N-Acetyl-5'-O-DMT-2'-O-[[[tris(1-methylethyl)silyl]oxy]methyl]-adenosine 3'-CE phosphoramidite, N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphino]oxy-3-[tri(propan-2-yl)silyloxymethoxy]-2-oxolanyl]-6-purinyl]acetamide

N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide (CAS 253586-13-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C52H72N7O9PSi and a molecular weight of 998.2 g/mol. It is also known as A(Ac)-TOM-CE Phosphoramidite, A-TOM and Adenosine, N-acetyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-[[[tris(1-methylethyl)silyl]oxy]methyl]-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
253586-13-9
Jingsj CID
J-1822767-3
Molecular Formula
C52H72N7O9PSi
Molecular Weight
998.2 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide?

The CAS number of N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide is 253586-13-9.

What are the molecular formula and molecular weight of N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide?

N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide has molecular formula C52H72N7O9PSi and molecular weight 998.2 g/mol.

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

Last updated:

How to cite: Jingsj. "N-[9-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxy-3-[tri(propan-2-yl)silyloxymethoxy]oxolan-2-yl]purin-6-yl]acetamide (CAS 253586-13-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1822767-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.