ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate

Base Information

• Chemical Name: ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate
• CAS No.: 111861-30-4
• Molecular Formula: C18H17NO4
• Molecular Weight: 311.337
• Mol file: 111861-30-4.mol

Synonyms:2-Amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylic acid ethyl ester;ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate;

Chemical Property of ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate

Chemical Property:

• PSA: 81.78000
• LogP: 3.35020

Purity/Quality:

ETHYL 2-AMINO-7-HYDROXY-4-PHENYL-4H-CHROMENE-3-CARBOXYLATE 95.00% ^*data from reagent suppliers

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Technology Process of ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate

There total 4 articles about ethyl 2-amino-7-hydroxy-4-phenyl-4H-chromene-3-carboxylate 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: 95.0%

benzaldehyde (100-52-7) + ethyl 2-cyanoacetate (105-56-6) + recorcinol (108-46-3) → ethyl 2-amino-7-hydroxy-4-phenyl-4H-benzopyran-3-carboxylate (111861-30-4)

Guidance literature:

With sodium carbonate; In neat (no solvent); at 110 ℃; for 0.333333h; Reagent/catalyst; Temperature;

DOI:10.1007/s10593-015-1779-1

Reference yield: 70.0%

ethyl benzylidenecyanoacetate (2025-40-3) + recorcinol (108-46-3) → ethyl 2-amino-7-hydroxy-4-phenyl-4H-benzopyran-3-carboxylate (111861-30-4)

Guidance literature:

With morpholine; In acetone; for 0.0833333h; Heating;

Reference yield: 70.0%

(Z)-ethyl 2-cyano-3-phenylacrylate (14533-87-0) + recorcinol (108-46-3) → ethyl 2-amino-7-hydroxy-4-phenyl-4H-benzopyran-3-carboxylate (111861-30-4)

Guidance literature:

With piperidine; In ethanol; for 2h; Heating;

upstream raw materials:

ethyl benzylidenecyanoacetate

recorcinol

(Z)-ethyl 2-cyano-3-phenylacrylate

ethyl (E)-2-cyano-3-phenyl-2-propenoate

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