Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

Base Information

Chemical Name:Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester
CAS No.:862814-34-4
Molecular Formula:C₂₇H₃₄ClNO₆
Molecular Weight:504.023
Hs Code.:

Synonyms:Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

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Chemical Property of Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

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Technology Process of Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

There total 10 articles about Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl 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:

: 2-[(2R,6R)-6-(2-Benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethanol

: 108-24-7
acetic anhydride

: 862814-34-4
Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

Guidance literature:: With pyridine; dmap; In hexane; dichloromethane; at -94 - -20 ℃;
DOI:10.1021/ol051039h

Reference yield:

: 862814-67-3
(R)-6-(2-Benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-ol

: 862814-34-4
Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 1.3 g / pyridine; DMAP / CH₂Cl₂ / 2.5 h / 0 °C

2: 79 percent / TMSOTf / CH₂Cl₂ / 2 h / -78 °C

3: 99 percent / KOH / H₂O; methanol / 0.75 h / 25 °C

4: 92 percent / DCC; DMAP / CH₂Cl₂ / 12 h / 25 °C

5: DIBAL-H / CH₂Cl₂; hexane / 1.5 h / -94 °C

6: 1.03 g / DMAP; pyridine / CH₂Cl₂; hexane / -94 - -20 °C

With pyridine; dmap; potassium hydroxide; trimethylsilyl trifluoromethanesulfonate; diisobutylaluminium hydride; dicyclohexyl-carbodiimide; In methanol; hexane; dichloromethane; water;
DOI:10.1021/ol051039h

Reference yield:

: 862814-25-3
Acetic acid (R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl ester

: 862814-34-4
Acetic acid 2-[(2R,6R)-6-(2-benzyloxy-ethyl)-4-methylene-tetrahydro-pyran-2-yl]-1-[(R)-1-(2-chloromethyl-oxazol-4-yl)-but-3-enyloxy]-ethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 79 percent / TMSOTf / CH₂Cl₂ / 2 h / -78 °C

2: 99 percent / KOH / H₂O; methanol / 0.75 h / 25 °C

3: 92 percent / DCC; DMAP / CH₂Cl₂ / 12 h / 25 °C

4: DIBAL-H / CH₂Cl₂; hexane / 1.5 h / -94 °C

5: 1.03 g / DMAP; pyridine / CH₂Cl₂; hexane / -94 - -20 °C

With pyridine; dmap; potassium hydroxide; trimethylsilyl trifluoromethanesulfonate; diisobutylaluminium hydride; dicyclohexyl-carbodiimide; In methanol; hexane; dichloromethane; water;
DOI:10.1021/ol051039h