1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

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Chemical Name:1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]
CAS No.:1332499-32-7
Molecular Formula:C₅₇H₇₃N₈O₆P
Molecular Weight:997.23
Hs Code.:

1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

Synonyms:1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

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Chemical Property of 1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

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Technology Process of 1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

There total 5 articles about 1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite] 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: 38.3%

: 1332499-31-6
1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine

: 102691-36-1
N,N,N',N'-tetraisopropyl 2-cyanoethylphosphorodiamidite

: 1332499-32-7
1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

Guidance literature:: With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 0.5h;
DOI:10.1039/c1ob05065f

Reference yield:

: 1332499-30-5
1-(2-deoxy-β-D-erythro-pentofuranosyl)-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine

: 1332499-32-7
1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine / 1 h / 20 °C

2: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 20 °C

With pyridine; N-ethyl-N,N-diisopropylamine; In dichloromethane;
DOI:10.1039/c1ob05065f

Reference yield:

: 216958-57-5
7-(2-Phenylethynyl)-8-aza-7-deazaadenine-2'deoxyadenosine

: 1332499-32-7
1-[2-deoxy-5-O-(4,4'-dimethoxytriphenylmethyl)-β-D-erythro-pentofuranosyl]-4-{[(di(n-butyl)amino)methylidene]amino}-3-(2-phenylethyl)-1H-pyrazolo[3,4-d]pyrimidine-3'-[(2-cyanoethyl)-N,N-diisopropylphosphoramidite]

Guidance literature:: Multi-step reaction with 4 steps

1: palladium 10% on activated carbon; hydrogen / methanol

2: methanol / 40 °C

3: pyridine / 1 h / 20 °C

4: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 20 °C

With pyridine; palladium 10% on activated carbon; hydrogen; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane;
DOI:10.1039/c1ob05065f