(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

Base Information

Chemical Name:(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one
CAS No.:172721-52-7
Molecular Formula:C₂₀H₂₀N₆O₄
Molecular Weight:408.417
Hs Code.:

Synonyms:(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

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Chemical Property of (3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

Chemical Property:

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Technology Process of (3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

There total 7 articles about (3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one 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: 85.0%

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

: 172721-51-6
(3R,4R)-3-amino-1-(4-methoxyphenyl)-4-(2-methyltetrazol-5-yl)azetidin-2 one

: 172721-52-7
(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

Guidance literature:: With sodium carbonate; In tetrahydrofuran; at 0 ℃; for 1h;

Reference yield:

: 172721-46-9
(+)-cis-3-(R)-phthalimidyl-4-(R)-formyl-1-(4-methoxyphenyl)-azetidin-2-one

: 172721-52-7
(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

Guidance literature:: Multi-step reaction with 6 steps

1: HONH₂*HCl, sodium acetate / dioxane; H₂O / 1 h / Heating

2: acetic anhydride / 1 h / Heating

3: 97 percent / AlCl₃, sodium azide / tetrahydrofuran / 24 h / Heating

4: 23 percent / diethyl ether; dioxane / 2 h

5: 62 percent / methylhydrazine / CH₂Cl₂ / Ambient temperature

6: 85 percent / aq. Na₂CO₃ / tetrahydrofuran / 1 h / 0 °C

With aluminium trichloride; sodium azide; hydroxylamine hydrochloride; sodium acetate; acetic anhydride; sodium carbonate; methylhydrazine; In tetrahydrofuran; 1,4-dioxane; diethyl ether; dichloromethane; water;

Reference yield:

: (3R,4R)-4-hydroxymethyl-1-(4-methoxyphenyl)-3-phthalimidoazetidin-2-one

: 172721-52-7
(3R,4R)-3-(benzyloxycarbonylamino)-4-(2-methyltetrazol-5-yl)azetidin-2-one

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) trifluoroacetic anhydride, DMSO, 2.) triethylamine / 1.) CH₂Cl₂, -30 deg C, 0.5 h, 2.) CH₂Cl₂, from -70 deg C to RT

2: HONH₂*HCl, sodium acetate / dioxane; H₂O / 1 h / Heating

3: acetic anhydride / 1 h / Heating

4: 97 percent / AlCl₃, sodium azide / tetrahydrofuran / 24 h / Heating

5: 23 percent / diethyl ether; dioxane / 2 h

6: 62 percent / methylhydrazine / CH₂Cl₂ / Ambient temperature

7: 85 percent / aq. Na₂CO₃ / tetrahydrofuran / 1 h / 0 °C

With aluminium trichloride; sodium azide; hydroxylamine hydrochloride; sodium acetate; acetic anhydride; sodium carbonate; dimethyl sulfoxide; triethylamine; methylhydrazine; trifluoroacetic anhydride; In tetrahydrofuran; 1,4-dioxane; diethyl ether; dichloromethane; water;