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HRID 223102作成日:2026年10月26日

Hydrochloric Acid → Hydrochloric Acid

https://huagongshe.com/reaction/223102

反応式

関与物質

役割名称HCID仕込み量
反応物Hydrochloric AcidHCID 313—
反応物1-(1(S)-t-butoxycarbonylethyl)-3(S)-azido-4(R)-phenylazetidin-2-oneHCID 13035214—
触媒PalladiumHCID 23938—
溶媒EthanolHCID 702—
生成物Hydrochloric AcidHCID 313—
生成物L-Phenylalanyl-L-alanineHCID 5488196—

反応手順

After 1-(1(S)-t-butoxycarbonylethyl)-3(S)-azido-4(R)-phenylazetidin-2-one (200 mg., 0.63 mmol) was hydrogenated in 50 ml. of ethanol under ambient pressure at room temperature for 4 hours, using a 10% Pd-C (200 mg.) as a catalyst, 1 normal (1 N) hydrochloric acid (0.76 ml.) was added thereto. Then, the hydrogenation under ambient pressure was continued further for 15 hours at 50° C. to give quantitatively hydrochloride of t-butyl ester of L-phenylalanyl-L-alanine.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US04352752
出典データセットuspto-grants-1982_10
ORD IDord-09185ea036d2460c90ab07f7f309f84f
出典メモuspto-grants-1982_10