(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

Base Information

Chemical Name:(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide
CAS No.:183200-98-8
Molecular Formula:C₂₀H₂₆NO₂P
Molecular Weight:343.406
Hs Code.:

Synonyms:(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

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Chemical Property of (2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

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Technology Process of (2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

There total 5 articles about (2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide 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: 80.0%

: 1066-50-8
Ethylphosphonic dichloride

: 183200-96-6
(1R),(2S)-1,3-diphenyl-2-(N-isopropylamino)-1-propanol

: 183200-98-8
(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

: (2S,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

Guidance literature:: With triethylamine; In toluene; at -35 ℃; for 3h;
DOI:10.1016/0040-4020(96)00839-3

Reference yield:

: 1589-82-8
phenylmagnesium bromide

: 183200-98-8
(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

Guidance literature:: Multi-step reaction with 4 steps

1: diethyl ether / 5 h / Heating

2: 2.) NaBH₄ / 1.) methanol, RT, overnight, 2.) methanol, RT, 8 h

3: 99 percent / 40percent aq. HF / acetonitrile / 5 h / 50 °C

4: 26 percent / Et₃N / toluene / 0.5 h / Heating

With sodium tetrahydroborate; hydrogen fluoride; triethylamine; In diethyl ether; toluene; acetonitrile;
DOI:10.1016/0040-4020(96)00839-3

Reference yield:

: 120390-75-2
(R)-(+)-α-<(tert-butyldimethylsilyl)oxy>-benzeneacetonitrile

: 183200-98-8
(2R,4S,5R)-4-Benzyl-2-ethyl-3-isopropyl-5-phenyl-[1,3,2]oxazaphospholidine 2-oxide

Guidance literature:: Multi-step reaction with 4 steps

1: diethyl ether / 5 h / Heating

2: 2.) NaBH₄ / 1.) methanol, RT, overnight, 2.) methanol, RT, 8 h

3: 99 percent / 40percent aq. HF / acetonitrile / 5 h / 50 °C

4: 26 percent / Et₃N / toluene / 0.5 h / Heating

With sodium tetrahydroborate; hydrogen fluoride; triethylamine; In diethyl ether; toluene; acetonitrile;
DOI:10.1016/0040-4020(96)00839-3