sterically hindered meaning in English
空间位阻的
位阻的
Examples
- Kodak company describe the use of a solvent-stabilizer system comprising a class of sterically hindered phenols acting both as coupler solvent and stabilizer .
柯达叙述了一类含有空间位阻酚类作为成色剂和稳定剂。 - The characteristics , protective principle and application of sterically hindered silane blocking agents were reviewed
摘要综述了位阻型硅烷化试剂的特点、保护原理和应用。 - Abstract : synthesis of sterically hindered dicyclohexylmethyl 、 l - menthyl and tert - butyl diazoacetate by diazo transfer was described on this paper
文摘:研究了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、 l -薄荷酯和叔丁酯。 - By using sterically hindered , electron - rich alkylphosphines and n - heterocyclic carbenes ( nhc ) , this process has encompassed a broad range of substrates including ketones , aldehydes , esters , amides , malonates , nitrocompounds , nitriles and sulfones
随着大位阻、富电子烷基膦和氮杂环卡宾( nhc )为配体的催化体系的出现，该类反应的底物已从酮扩展到醛、酯、酰胺以及含酸性氢的化合物如丙二酸酯、硝基化合物、腈、砜等。