(3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile

Base Information

• Chemical Name: (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile
• CAS No.: 91237-29-5
• Molecular Formula: C₂₅H₃₀N₄O₃
• Molecular Weight: 434.538

Synonyms:

Chemical Property of (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile

Chemical Property:

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Technology Process of (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile

There total 7 articles about (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile 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: 33.0%

Moore's ketene (29342-22-1) + 2-(N-Benzyl-N-methylamino)-1,3-oxazole (91190-44-2) → (3aR,7R,7aR)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91190-57-7) + (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91237-29-5)

Guidance literature:

In benzene; for 1h; Ambient temperature;

DOI:10.1021/jo00193a009

Reference yield: 7.5%

Moore's ketene (29342-22-1) + 2-(N-Benzyl-N-methylamino)-1,3-oxazole (91190-44-2) → 2-[2-(Benzyl-methyl-amino)-oxazole-5-carbonyl]-3,3-dimethyl-butyronitrile (91190-49-7) + (3aR,7R,7aR)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91190-57-7) + (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91237-29-5)

Guidance literature:

In benzene; for 3h; Ambient temperature;

DOI:10.1021/jo00193a009

Reference yield: 1.0%

(3aR,7R,7aR)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91190-57-7) → 2-[2-(Benzyl-methyl-amino)-oxazole-5-carbonyl]-3,3-dimethyl-butyronitrile (91190-49-7) + (3aS,7R,7aS)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile (91237-29-5)

Guidance literature:

In methanol; for 5h; Heating;

DOI:10.1021/jo00193a009

upstream raw materials:

Moore's ketene

2-(N-Benzyl-N-methylamino)-1,3-oxazole

(3aR,7R,7aR)-2-(Benzyl-methyl-amino)-7-tert-butyl-4-[1-cyano-2,2-dimethyl-prop-(E)-ylidene]-6-oxo-3a,6,7,7a-tetrahydro-4H-pyrano[4,3-d]oxazole-7-carbonitrile

N-benzylcyanamide

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