2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

Base Information

Chemical Name:2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester
CAS No.:145060-45-3
Molecular Formula:C₁₅H₂₀N₂O₅
Molecular Weight:308.334
Hs Code.:

Synonyms:2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

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Chemical Property of 2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

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Technology Process of 2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

There total 1 articles about 2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester 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:

: 32780-06-6
(5S)-5-(hydroxymethyl)-2-oxo-tetrahydrofuran

: 145060-45-3
2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: pyridine / 4 h / 50 °C

2: DIBAL-H / tetrahydrofuran / 2 h / -78 °C

3: thionyl chloride / CH₂Cl₂ / 2 h / 23 °C

4: potassium t-butoxide / tetrahydrofuran / 1 h / -78 °C

5: N-iodosuccinimide / tetrahydrofuran / 2 h / -15 °C

6: DBU / CH₂Cl₂ / 1 h / 0 °C

With pyridine; N-iodo-succinimide; thionyl chloride; potassium tert-butylate; diisobutylaluminium hydride; 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran; dichloromethane;
DOI:10.1016/0040-4039(92)89018-8

Reference yield: 82.0%

: 145060-45-3
2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

: 126209-27-6
1-(5-0-Pivaloyl-2,3-dideoxy-β-D-glycero-pent-2-enofuranosyl)thymine

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; at 0 ℃; for 1h;
DOI:10.1016/0040-4039(92)89018-8

Reference yield:

: 145060-45-3
2,2-Dimethyl-propionic acid (2S,3aS,9aR)-7-methyl-6-oxo-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-2-ylmethyl ester

: 3056-17-5
stavudin

Guidance literature:: Multi-step reaction with 2 steps

1: 82 percent / potassium t-butoxide / tetrahydrofuran / 1 h / 0 °C

2: 95 percent / sodium methoxide / methanol / 4 h / 23 °C

With potassium tert-butylate; sodium methylate; In tetrahydrofuran; methanol;
DOI:10.1016/0040-4039(92)89018-8