PREPARATION METHOD FOR PYRROLIDINE-2-CARBOXYLIC ACID DERIVATIVES
The present invention relates to the field of medical synthesis, in particular to a preparation method for pyrrolidine-2-carboxylic acid derivatives. The present invention adopts the following technical solution: providing a compound having a structure of formula (E), wherein R is R 1 or R2, R1 is C...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | The present invention relates to the field of medical synthesis, in particular to a preparation method for pyrrolidine-2-carboxylic acid derivatives. The present invention adopts the following technical solution: providing a compound having a structure of formula (E), wherein R is R 1 or R2, R1 is C1-C6 an alkyl, benzyl, p-methoxybenzyl, or p-nitrobenzyl group, and R2 is hydrogen; R3 is a protecting group of the carboxyl group; and P1 is a protecting group on nitrogen. |
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