(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

Base Information

Chemical Name:(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester
CAS No.:519021-24-0
Molecular Formula:C₂₅H₂₈N₂O₆S
Molecular Weight:484.573
Hs Code.:

Synonyms:(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

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Chemical Property of (R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

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Technology Process of (R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

There total 8 articles about (R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl 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:

: 519021-23-9
(R)-2-[2-isobutyrylamino-3-(4-methoxybenzylsulfanyl)-2-methylpropionylamino]-3-oxobutyric acid methyl ester

: 519021-24-0
(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

Guidance literature:: With iodine; triethylamine; triphenylphosphine; In dichloromethane;

Reference yield:

: 135923-86-3,135923-87-4,143564-89-0
(2R,4R)-3-<(Benzyloxy)carbonyl>-4-methyl-2-phenyl-1,3-oxazolidin-5-one

: 519021-24-0
(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 76 percent / HMPA; LHMDS / tetrahydrofuran / -78 °C

2: 85 percent / NaOMe; MeOH / tetrahydrofuran / 3 h / -40 - -20 °C

3: 100 percent / Ag₂O / acetonitrile / 0.5 h / Heating

4: 46 percent / BF₃*OEt₂ / CH₂Cl₂ / 24 h

5: 97 percent / LiOH; H₂O / tetrahydrofuran / 20 h

6: 92 percent / DIPEA; DMAP; PyBroP / CH₂Cl₂ / 0 - 20 °C

7: acetic anhydride / dimethylsulfoxide

8: triphenylphosphine; iodine; Et₃N / CH₂Cl₂

With methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; dmap; lithium hydroxide; boron trifluoride diethyl etherate; water; iodine; sodium methylate; acetic anhydride; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate; silver(l) oxide; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide; acetonitrile;

Reference yield:

: 519020-80-5
(S)-1-benzyloxycarbonyl-2-methylaziridine-2-carboxylic acid methyl ester

: 519021-24-0
(R)-2-[1-benzyloxycarbonylamino-2-(4-methoxybenzylsulfanyl)-1-methylethyl]-5-methyloxazole-4-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 46 percent / BF₃*OEt₂ / CH₂Cl₂ / 24 h

2: 97 percent / LiOH; H₂O / tetrahydrofuran / 20 h

3: 92 percent / DIPEA; DMAP; PyBroP / CH₂Cl₂ / 0 - 20 °C

4: acetic anhydride / dimethylsulfoxide

5: triphenylphosphine; iodine; Et₃N / CH₂Cl₂

With dmap; lithium hydroxide; boron trifluoride diethyl etherate; water; iodine; acetic anhydride; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide;