1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

Base Information

• Chemical Name: 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil
• CAS No.: 786703-33-1
• Molecular Formula: C₃₀H₄₄N₄O₁₁SSi₂
• Molecular Weight: 724.937
• Mol file: 786703-33-1.mol

Synonyms:1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

Chemical Property of 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

There total 3 articles about 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil 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: 81.0%

allyl bromide (106-95-6) + 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil (786703-39-7) → 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil (786703-33-1)

Guidance literature:

With 2-tert-butylimino-2-diethylamino-1,3-dimethyl-perhydro-1,3,2-diazaphosphorine; In acetonitrile; at 20 ℃; for 2h;

DOI:10.1007/s11172-005-0243-2

Reference yield:

2,4-dinitrobenzenesulfenyl chloride (528-76-7) → 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil (786703-33-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: Me₃SiCl; pyridine / 0.5 h / 20 °C

1.2: 2 h

1.3: 67 percent / aq. ammonia / 0.5 h

2.1: 81 percent / 2-tBu-imino-2-Et₂N-1,3-di-Me-perhydro-1,3,2-diazaphosphorine / acetonitrile / 2 h / 20 °C

With pyridine; chloro-trimethyl-silane; 2-tert-butylimino-2-diethylamino-1,3-dimethyl-perhydro-1,3,2-diazaphosphorine; In acetonitrile;

DOI:10.1007/s11172-005-0243-2

Reference yield:

5',3'-O-(tetraisopropyldisiloxane-1,3-di-yl)-1-β-D-arabinofuranosyl-uracil (104477-70-5) → 1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-allyl-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil (786703-33-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: Me₃SiCl; pyridine / 0.5 h / 20 °C

1.2: 2 h

1.3: 67 percent / aq. ammonia / 0.5 h

2.1: 81 percent / 2-tBu-imino-2-Et₂N-1,3-di-Me-perhydro-1,3,2-diazaphosphorine / acetonitrile / 2 h / 20 °C

With pyridine; chloro-trimethyl-silane; 2-tert-butylimino-2-diethylamino-1,3-dimethyl-perhydro-1,3,2-diazaphosphorine; In acetonitrile;

DOI:10.1007/s11172-005-0243-2

upstream raw materials:

allyl bromide

1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

2,4-dinitrobenzenesulfenyl chloride

5',3'-O-(tetraisopropyldisiloxane-1,3-di-yl)-1-β-D-arabinofuranosyl-uracil

Downstream raw materials:

1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-(2,3-dilevulinoyloxypropyl)-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil

1-[2-O-(2,3-dilevulinoyloxypropyl)-5-O-(4,4'-dimethoxytrityl)-β-D-arabinofuranosyl]uracil

1-[3,5-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-O-(2,3-dihydroxypropyl)-β-D-arabinofuranosyl]-3-(2,4-dinitrophenylsulfenyl)uracil