2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile

Base Information

• Chemical Name: 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile
• CAS No.: 876710-04-2
• Molecular Formula: C₁₇H₁₄N₂O₄
• Molecular Weight: 310.309

Synonyms:2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile

Chemical Property of 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

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Technology Process of 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile

There total 2 articles about 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-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: 98.0%

5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one (501-30-4,123712-78-7) + m-tolyl aldehyde (620-23-5) + malononitrile (109-77-3) → 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile (876710-04-2)

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene immobilized on silica; In neat (no solvent); at 20 ℃; for 0.05h;

DOI:10.1002/jccs.201800048

Reference yield: 83.0%

5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one (501-30-4,123712-78-7) + 2-(3-methylbenzylidene)malononitrile (15728-26-4) → 2-amino-6-(hydroxymethyl)-4-(3-methylphenyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile (876710-04-2)

Guidance literature:

In water; at 100 ℃; Microwave irradiation; Sealed tube; Green chemistry;

DOI:10.1007/s11164-015-2419-1

upstream raw materials:

5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one

m-tolyl aldehyde

malononitrile

2-(3-methylbenzylidene)malononitrile

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