((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

Base Information

Chemical Name:((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester
CAS No.:221182-51-0
Molecular Formula:C₂₁H₂₅NO₄S
Molecular Weight:387.5
Hs Code.:

Synonyms:((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

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Chemical Property of ((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

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Technology Process of ((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

There total 7 articles about ((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl 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: 95.0%

: 108-98-5
thiophenol

: 221182-43-0
Acetic acid (4S,5S,6S)-4-benzyloxycarbonylamino-5-(4-methoxy-benzyloxy)-4,6-dimethyl-tetrahydro-pyran-2-yl ester

: 221182-51-0
((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

Guidance literature:: With boron trifluoride diethyl etherate; In dichloromethane; at -20 ℃; for 1h;
DOI:10.1002/(SICI)1521-3765(19990903)5:9<2648::AID-CHEM2648>3.0.CO;2-Q

Reference yield:

: 501-53-1,94274-21-2
benzyl chloroformate

: 221182-51-0
((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: NaHCO₃, H₂O / dioxane / 2 h / 23 °C

2: 1.) O₃, 2.) Me₂S / 1.) CH₂Cl₂, -78 deg C, 10 min, 2.) CH₂Cl₂, -78 to 23 deg C, 6 h

3: 96 percent / Et₃N, DMAP / CH₂Cl₂ / 2 h / 23 °C

4: 91 percent / BF₃*Et₂O / CH₂Cl₂ / 1 h / -20 °C

With dmap; dimethylsulfide; boron trifluoride diethyl etherate; water; sodium hydrogencarbonate; ozone; triethylamine; In 1,4-dioxane; dichloromethane;
DOI:10.1002/(SICI)1521-3773(19990115)38:1/2<240::AID-ANIE240>3.0.CO;2-5

Reference yield:

: 213681-52-8
(2S,3S,4S)-4-Benzyloxyamino-4-methyl-2-triisopropylsilanyloxy-hept-6-en-3-ol

: 221182-51-0
((2S,3S,4S)-3-Hydroxy-2,4-dimethyl-6-phenylsulfanyl-tetrahydro-pyran-4-yl)-carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 93 percent / NaH / tetrahydrofuran / 3 h / 0 - 23 °C

2: LiAlH₄ / diethyl ether / 18 h / Heating

3: NaHCO₃, H₂O / dioxane / 2 h / 23 °C

4: 1.) O₃, 2.) Me₂S / 1.) CH₂Cl₂, -78 deg C, 10 min, 2.) CH₂Cl₂, -78 to 23 deg C, 6 h

5: 96 percent / Et₃N, DMAP / CH₂Cl₂ / 2 h / 23 °C

6: 91 percent / BF₃*Et₂O / CH₂Cl₂ / 1 h / -20 °C

With dmap; lithium aluminium tetrahydride; dimethylsulfide; boron trifluoride diethyl etherate; water; sodium hydride; sodium hydrogencarbonate; ozone; triethylamine; In tetrahydrofuran; 1,4-dioxane; diethyl ether; dichloromethane;
DOI:10.1002/(SICI)1521-3773(19990115)38:1/2<240::AID-ANIE240>3.0.CO;2-5