METHOD FOR PREPARING PHENYLALANINE COMPOUND
First Claim
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1. A method for preparing 2-(2-(4-fluorobenzoyl)phenylamino)-3-(4-(2-(9H-carbazol-9-yl) ethoxy)phenyl)propanoic acid, comprising the following steps:
- (a) reacting compound (I) with compound (II), to give compound (III);
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Abstract
Disclosed is a method for preparing 2-(2-(4-fluorobenzoyl)phenylamino)-3-(4-(2-(9H-carbazol-9-yl)ethoxy)phenyl)propanoic acid. In the method 9-carbazole ethanol mesylate and methyl 2-[2-(4-fluorobenzoyl)phenyl)amino]-3-(4-hydroxyphenyl)propionate are used as starting materials, and subjected to condensation, hydrolysis and acidification to obtain the target compound. The preparation method of the present invention is suitable for industrial production, and the target compound has a high purity.
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11 Claims
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1. A method for preparing 2-(2-(4-fluorobenzoyl)phenylamino)-3-(4-(2-(9H-carbazol-9-yl) ethoxy)phenyl)propanoic acid, comprising the following steps:
(a) reacting compound (I) with compound (II), to give compound (III); - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of synthesizing 2-(2-(4-fluorobenzoyl)phenylamino)-3-(4-(2-(9H-carbazol-9-yl)ethoxy)phenyl) propanoic acid, comprising using Compound (II) as an intermediate
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