4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

Base Information

Chemical Name:4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid
CAS No.:171109-54-9
Molecular Formula:C₂₀H₂₉NO₅
Molecular Weight:363.454
Hs Code.:

Synonyms:4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

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Chemical Property of 4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

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Technology Process of 4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

There total 2 articles about 4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid 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: 97.5%

: 190203-26-0
ethyl 4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoate

: 171109-54-9
4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

Guidance literature:: With sodium hydroxide; In 1,4-dioxane; water; for 14h;
DOI:10.1021/jo961447m

Reference yield:

: 74974-37-1
tert-butyl N-[(1S)-1-[(4-tert-butoxyphenyl)methyl]-2-oxoethyl]carbamate

: 171109-54-9
4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

Guidance literature:: Multi-step reaction with 2 steps

1: 93.7 percent / NaH / tetrahydrofuran / 1.) room temperature, 10 min, 2.) -50 deg C, 30 min; 10 deg C, 2.5 h

2: 97.5 percent / 1N NaOH / dioxane; H₂O / 14 h

With sodium hydroxide; sodium hydride; In tetrahydrofuran; 1,4-dioxane; water;
DOI:10.1021/jo961447m

Reference yield: 98.8%

: 171109-54-9
4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoic acid

: allyl 2(S)-(acetylamino)-3-aminopropanoate hydrochloride

: 171109-50-5
allyl 2(S)-acetylamino-3-<<4(S)-<(tert-butyloxycarbonyl)amino>-5-<(4-tert-butyloxy)phenyl>pent-2(E)-enoyl>amino>propanoate

Guidance literature:: With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine; In dichloromethane; for 1.5h; Ambient temperature;
DOI:10.1021/jo961447m