1) L-aspartic acid-β-methyl ester
L-天冬氨酸-β-甲酯
1.
Reaction of L-2,3-dibenzoyl tartaric acid with DL-aspartic acid-β-methyl ester in aqueous solution at 65-70℃formed diastreroisomeric salts,from which D-aspatic acid-β-methyl ester L-2,3-dibenzoyl tartarate was precipitated when the mixture was cooled to room temperature.
使L-2,3-二苯甲酰酒石酸(L-DBTA)与DL-天冬氨酸-β-甲酯在水溶液中于65~70℃反应形成非对映体盐,冷却到室温,D-天冬氨酸。
2) Fmoc-L-aspartic acid β-benzyl ester
FMOC-L-天门冬氨酸β-苄酯
3) L aspartyl L phenylalanine methyl ester
α-L-天门冬氨酰-L-苯丙氨酸甲酯
4) APM
N-L-α-天冬氨酰-L-苯丙氨酸甲酯
5) N-tertbutyloxycarbonyl-L-aspartic acid-β-benzylester
N-叔丁氧羰基-L-天冬氨酸-β-苄酯
1.
Cyclo(L-Asp-L-Pro) were synthesized from protected N-tertbutyloxycarbonyl-L-aspartic acid-β-benzylester and L-proline methyl ester hydrochloride via DCC condesation, deprotection of tertbutyloxycarbonyl group with aether solution of hydrogen chloride, cyclizatio.
以N-叔丁氧羰基-L-天冬氨酸-β-苄酯和L-脯氨酸甲酯盐酸盐为原料,经DCC缩合得直链二肽,再经HCl/Et2O脱Boc保护,弱碱性条件下成环,最后Pd/C催化氢解得环(L-天冬氨-L-脯)二肽。
6) α L Aspartyl L phenylalanine methyl ester
αL天冬氨酰L苯丙氨酸甲酯
补充资料:芴甲氧羰基-天冬氨酸-β-叔丁酯
分子式:暂无
分子量:暂无
CAS号:71989-14-5
性质:暂无
制备方法:暂无
用途:暂无
分子量:暂无
CAS号:71989-14-5
性质:暂无
制备方法:暂无
用途:暂无
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条