Trifluoroacetic acid → H-D-Phe-Ala-OH

반응식

C([O:5][C:6]([C@@H:8]([N:10]1[C@@H:13]([C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=2)[C@@H:12]([N:20]=[N+]=[N-])[C:11]1=[O:23])[CH3:9])=[O:7])(C)(C)C.FC(F)(F)C(O)=O>>[NH2:20][C@@H:12]([C:11]([NH:10][C@H:8]([C:6]([OH:7])=[O:5])[CH3:9])=[O:23])[CH2:13][C:14]1[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1

참가 물질

반응물 2

HCID 6422Trifluoroacetic acid

HCID 130352151-(1(S)-t-butoxycarbonylethyl)-3(R)-azido-4(S)-phenylazetidin-2-one

생성물 1

HCID 6993122H-D-Phe-Ala-OH수율 140.8%

실험 절차

According to the same procedure as in Example 15 except that 1-(1(S)-t-butoxycarbonylethyl)-3(R)-azido-4(S)-phenylazetidin-2-one (300 mg., 0.95 mmol) was used as a starting material, trifluoroacetic acid salt of D-phenylalanyl-L-alanine (316 mg., yield: 95%) was obtained.

출처 및 근거

ORD 기록: ord-6ba22c4ffe3d4cb188eceb4e96ce8e4a
출처 데이터셋: uspto-grants-1982_10
DOI: 10.6084/m9.figshare.5104873.v1
특허 번호: US04352752

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