3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

Base Information

Chemical Name:3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine
CAS No.:190907-87-0
Molecular Formula:C₃₁H₄₈N₂O₇Si₂
Molecular Weight:616.902
Hs Code.:

Synonyms:3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

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Chemical Property of 3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

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Technology Process of 3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

There total 6 articles about 3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine 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: 84.0%

: 69304-37-6
1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane

: 190907-83-6
3-methyl-2-[(N-phenoxyacetyl)amino]-5-(β-D-ribofuranosyl)pyridine

: 190907-87-0
3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

Guidance literature:: In pyridine; for 4h; Ambient temperature;
DOI:10.1021/ja9704904

Reference yield:

: 14316-61-1
phenoxyacetic anhydride

: 190907-87-0
3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

Guidance literature:: Multi-step reaction with 3 steps

1: 67 percent / pyridine / 4.5 h / Ambient temperature

2: 81 percent / BBr₃ / CH₂Cl₂ / 5 h / -75 °C

3: 84 percent / pyridine / 4 h / Ambient temperature

With boron tribromide; In pyridine; dichloromethane;
DOI:10.1021/ja9704904

Reference yield:

: 3430-21-5
5-bromo-3-methyl-pyridin-2-ylamine

: 190907-87-0
3-methyl-2-(N-phenoxyacetylamino)-5-[3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-ribofuranosyl]pyridine

Guidance literature:: Multi-step reaction with 5 steps

1: 69 percent / ZnI₂ / 15 h / 140 °C

2: 1.) n-BuLi, 2.) Et₃SiH, BF₃*Et₂O / 1.) THF, -75 deg C, 3 h, -75 deg C -> 0 deg C, 4 h, 2.) CH₂Cl₂, -75 deg C -> rt, overnight

3: 67 percent / pyridine / 4.5 h / Ambient temperature

4: 81 percent / BBr₃ / CH₂Cl₂ / 5 h / -75 °C

5: 84 percent / pyridine / 4 h / Ambient temperature

With triethylsilane; n-butyllithium; boron trifluoride diethyl etherate; boron tribromide; zinc(II) iodide; In pyridine; dichloromethane;
DOI:10.1021/ja9704904