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ChemicalBook CAS DataBase List (R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoic acid
1012341-48-8

(R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoic acid synthesis

5synthesis methods
149709-59-1 Synthesis
(R,E)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate

149709-59-1
92 suppliers
$11.00/100mg

(R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoic acid

1012341-48-8
211 suppliers
$9.00/1g

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Yield:1012341-48-8 70%

Reaction Conditions:

with ethanol;lithium hydroxide at 35; for 1 h;

Steps:

1.6; 2.6
6) To 94.6g (4R) -5- [1,1'-biphenyl] -4-yl-4-[[tert-butoxycarbonyl] amino] -2-methyl-2-pentenoic acid ethyl esterAdd 473mL ethanolAnd 13.7g of lithium hydroxide, stirred at 35 for 1h,After the reaction, the crystals were concentrated to obtain 61.4g(R, E) -5-([1,1'-biphenyl] -4-yl) -4-((tert-butoxycarbonyl) amino) -2-methyl-2-pentenoic acid;(70% yield);

References:

NANJING HONGSHAN BIOTECHNOLOGY CO LTD;Nanjing Hongshan Biological Technology Co., Ltd.;WU FAHAO;Wu Fahao;LI GANG;Li Gang;GAO YANGZHE;Gao Yangzhe CN108299226, 2018, A Location in patent:Paragraph 0016; 0027; 0033; 0037; 0043

FullText

1426129-50-1 Synthesis
LCZ696 InteMediate

1426129-50-1
272 suppliers
$5.00/250mg

(R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoic acid

1012341-48-8
211 suppliers
$9.00/1g

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