[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

Base Information

Chemical Name:[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester
CAS No.:757244-51-2
Molecular Formula:C₂₄H₃₁NO₇
Molecular Weight:445.513
Hs Code.:

Synonyms:[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

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Chemical Property of [(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

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Technology Process of [(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

There total 5 articles about [(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl 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: 90.0%

: 757244-50-1
(2S,3R)-3-tert-Butoxycarbonylamino-2-(4-methoxy-benzyloxy)-4-(4-methoxy-phenoxy)-butyric acid ethyl ester

: 757244-51-2
[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

Guidance literature:: With diisobutylaluminium hydride; In dichloromethane; at -78 ℃; for 3h;
DOI:10.1016/j.tetlet.2004.06.048

Reference yield:

: 544455-39-2
(2S,3R)-3-Acetylamino-2-hydroxy-4-(4-methoxy-phenoxy)-butyric acid ethyl ester

: 757244-51-2
[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 78 percent / NaH / dimethylformamide / 10 h / 0 °C

2: DMAP / tetrahydrofuran / 4 h / Heating

3: H₂NNH₂ / methanol / 4 h

4: 90 percent / DIBAL / CH₂Cl₂ / 3 h / -78 °C

With dmap; sodium hydride; diisobutylaluminium hydride; hydrazine; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.tetlet.2004.06.048

Reference yield:

: 544455-38-1
ethyl (2E)-4-(4-methoxyphenoxy)but-2-enoate

: 757244-51-2
[(1R,2S)-2-(4-Methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 70 percent / (DHQD)2PHAL; K₂OsO₄*2H₂O; LiOH / 2-methyl-propan-2-ol; H₂O / 8 h / 4 °C

2: 78 percent / NaH / dimethylformamide / 10 h / 0 °C

3: DMAP / tetrahydrofuran / 4 h / Heating

4: H₂NNH₂ / methanol / 4 h

5: 90 percent / DIBAL / CH₂Cl₂ / 3 h / -78 °C

With dmap; lithium hydroxide; potassium osmate(VI); sodium hydride; diisobutylaluminium hydride; 1,4-bis(9-O-dihydroquinidine)phthalazine; hydrazine; In tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide; tert-butyl alcohol;
DOI:10.1016/j.tetlet.2004.06.048