(9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

Base Information

• Chemical Name: (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide
• CAS No.: 856449-28-0
• Molecular Formula: C₂₁H₂₃N₃O₂
• Molecular Weight: 349.433
• Mol file: 856449-28-0.mol

Synonyms:(9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

Chemical Property of (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

Chemical Property:

Purity/Quality:

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MSDS Files:

Useful:

Technology Process of (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

There total 3 articles about (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide 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: 66.0%

(3R)-8-hydroxy-7-(3-hydroxy-3-phenylpropyl)-2,3-dimethylimidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (856449-27-9) → (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (856449-28-0)

Guidance literature:

With di-isopropyl azodicarboxylate; triphenylphosphine; In tetrahydrofuran; at 20 ℃; for 0.383333h;

DOI:10.1016/j.tetasy.2008.05.013

Reference yield: 46.0%

2,3-dimethyl-9-phenyl-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (498529-40-1) → (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (856449-28-0) + (9R)-2,3-dimethyl-9-phenyl-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

Guidance literature:

HPLC separation on CHIRALPAK column AD;

DOI:10.1021/jm7010063

Reference yield: 46.0%

2,3-dimethyl-9-phenyl-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (498529-40-1) → (9S)-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide (856449-28-0)

Guidance literature:

Purification / work up; Resolution of racemate;

upstream raw materials:

(3R)-8-hydroxy-7-(3-hydroxy-3-phenylpropyl)-2,3-dimethylimidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide

2,3-dimethyl-9-phenyl-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide