Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

Base Information

Chemical Name:Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate
CAS No.:162515-50-6
Molecular Formula:C₂₄H₂₁N₃O₄S
Molecular Weight:447.514
Hs Code.:

Synonyms:Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

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Chemical Property of Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

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Technology Process of Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

There total 7 articles about Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate 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: 21.0%

: 51640-58-5
<(1,2,4-oxadiazol-3-yl)methyl>triphenylphosphonium chloride

: 162514-95-6
diphenylmethyl (2S,3R,5R)-3-formyl-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

: 162515-50-6
Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

Guidance literature:: With ethyloxirane; for 10h; Heating;
DOI:10.1021/jm9601967

Reference yield:

: 551-16-6
6-Aminopenicillanic Acid

: 162515-50-6
Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) NaNO₂, H⁺, KBr, 2.) CH₃CO₃H

2: 90 percent / PBu₃ / methanol / 0.75 h / Ambient temperature

3: 84.2 percent / Heating

4: 1.) AcOAg, 2.) thiourea, pyridine / 1.) CH₂Cl₂, 6 h, 2.) DMF, from 0 deg C to RT

5: 1.) oxalyl chloride, DMSO, 2.) TEA / 1.) CH₂Cl₂, -70 deg C, 3 h, 2.) CH₂Cl₂, from -70 deg C to -10 deg C, 20 min

6: 21 percent / 1,2-epoxybutane / 10 h / Heating

With ethyloxirane; pyridine; peracetic acid; oxalyl dichloride; tributylphosphine; TEA; silver(I) acetate; hydrogen cation; dimethyl sulfoxide; thiourea; potassium bromide; sodium nitrite; In methanol;
DOI:10.1021/jm9601967

Reference yield:

: 5350-57-2
benzophenone hydrazone

: 162515-50-6
Benzhydryl (E)-(2S,3S,5R)-3-methyl-3-[2-(1,2,4-oxadiazol-3-yl)-vinyl]-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) NaNO₂, H⁺, KBr, 2.) CH₃CO₃H

2: 90 percent / PBu₃ / methanol / 0.75 h / Ambient temperature

3: 84.2 percent / Heating

4: 1.) AcOAg, 2.) thiourea, pyridine / 1.) CH₂Cl₂, 6 h, 2.) DMF, from 0 deg C to RT

5: 1.) oxalyl chloride, DMSO, 2.) TEA / 1.) CH₂Cl₂, -70 deg C, 3 h, 2.) CH₂Cl₂, from -70 deg C to -10 deg C, 20 min

6: 21 percent / 1,2-epoxybutane / 10 h / Heating

With ethyloxirane; pyridine; peracetic acid; oxalyl dichloride; tributylphosphine; TEA; silver(I) acetate; hydrogen cation; dimethyl sulfoxide; thiourea; potassium bromide; sodium nitrite; In methanol;
DOI:10.1021/jm9601967