2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

Base Information

Chemical Name:2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)
CAS No.:1344122-75-3
Molecular Formula:C₄₂H₅₀Cl₃N₄O₁₀P
Molecular Weight:908.213
Hs Code.:

Synonyms:2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

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Chemical Property of 2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

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Technology Process of 2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

There total 5 articles about 2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 83.0%

: 1344122-69-5
2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine

: 124482-92-4,89992-70-1
2-cyanoethyl-N,N-(diisopropylamino)chlorophosphine

: 1344122-75-3
2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

Guidance literature:: With diisopropylamine; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

: 1344122-63-9
2'-O-(2,2,2-trichloro)ethoxymethyl-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)uridine

: 1344122-75-3
2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

Guidance literature:: Multi-step reaction with 3 steps

1: ammonium fluoride / methanol / 50 °C

2: pyridine / 20 °C

3: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C

With pyridine; ammonium fluoride; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane;
DOI:10.1016/j.bmcl.2011.09.003

Reference yield:

: 174497-93-9
2'-O-methylthiomethyl-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)uridine

: 1344122-75-3
2'-O-(2,2,2-trichloro)ethoxymethyl-5'-O-(4,4'-dimethoxytrityl)uridine 3'-(2-cyanoethyldiisopropylphosphoramidite)

Guidance literature:: Multi-step reaction with 4 steps

1: N-iodo-succinimide; trifluorormethanesulfonic acid / tetrahydrofuran / -40 °C

2: ammonium fluoride / methanol / 50 °C

3: pyridine / 20 °C

4: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C

With pyridine; ammonium fluoride; N-iodo-succinimide; trifluorormethanesulfonic acid; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/j.bmcl.2011.09.003