4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one

Base Information

• Chemical Name: 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one
• CAS No.: 1073634-23-7
• Molecular Formula: C₁₆H₁₇N₅O₃
• Molecular Weight: 327.343
• Mol file: 1073634-23-7.mol

Synonyms:4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one

Chemical Property of 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one

There total 7 articles about 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-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: 22.0%

6-(methyloxy)-4-(3-{[(phenylmethyl)oxy]amino}-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)pyrido[2,3-b]pyrazin-3(4H)-one (1073634-22-6) → 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-23-7) + 6-(methyloxy)-4-(3-{[(phenylmethyl)oxy]amino}-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-24-8)

Guidance literature:

With hydrogen; palladium 10% on activated carbon; In methanol; at 25 ℃; under 30003 Torr;

Reference yield:

6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073633-84-7) → 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-23-7) + 6-(methyloxy)-4-(3-{[(phenylmethyl)oxy]amino}-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-24-8)

Guidance literature:

Multi-step reaction with 3 steps

1: manganese(IV) oxide / N,N-dimethyl-formamide / 5 h / 20 - 50 °C

2: methanol / Heating / reflux

3: hydrogen / palladium 10% on activated carbon / methanol / 25 °C / 30003 Torr

With manganese(IV) oxide; hydrogen; palladium 10% on activated carbon; In methanol; N,N-dimethyl-formamide;

Reference yield:

ethyl N-[2-amino-6-(methyloxy)-3-pyridinyl]glycinate (1073633-83-6) → 4-(3-amino-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-23-7) + 6-(methyloxy)-4-(3-{[(phenylmethyl)oxy]amino}-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one (1073634-24-8)

Guidance literature:

Multi-step reaction with 4 steps

1: potassium tert-butylate / tetrahydrofuran / 1.5 - 2 h / 0 - 20 °C

2: manganese(IV) oxide / N,N-dimethyl-formamide / 5 h / 20 - 50 °C

3: methanol / Heating / reflux

4: hydrogen / palladium 10% on activated carbon / methanol / 25 °C / 30003 Torr

With manganese(IV) oxide; potassium tert-butylate; hydrogen; palladium 10% on activated carbon; In tetrahydrofuran; methanol; N,N-dimethyl-formamide;

upstream raw materials:

6-(methyloxy)-4-(3-{[(phenylmethyl)oxy]amino}-3,4-dihydro-2H-pyrano[3,2-b]pyridin-7-yl)pyrido[2,3-b]pyrazin-3(4H)-one

2-chloro-6-methoxy-3-nitropyridine

6-methoxypyrido[2,3-b]pyrazin-3(4H)-one

6-(methyloxy)-1,4-dihydropyrido[2,3-b]pyrazin-3(2H)-one