Girard reagent

noun

Gi·rard reagent

jə̇ˈrärd-

variants or Girard's reagent

-dz-

: any of several hydrazides that contain a quaternary ammonium radical and are useful especially in separating aldehydes or ketones (as some steroid hormones) from mixtures by forming soluble hydrazones: such as

: a crystalline compound (CH₃)₃N(Cl)CH₂CONHNH₂ derived from trimethylamine or betaine

called also Girard T reagent

: a crystalline compound C₅H₅N(Cl)CH₂CONHNH₂ derived from pyridine

called also Girard P reagent

单词	Girard reagent
释义	Girard reagent noun Gi·rard reagent jə̇ˈrärd- variants or Girard's reagent -dz- : any of several hydrazides that contain a quaternary ammonium radical and are useful especially in separating aldehydes or ketones (as some steroid hormones) from mixtures by forming soluble hydrazones: such as a : a crystalline compound (CH₃)₃N(Cl)CH₂CONHNH₂ derived from trimethylamine or betaine called also Girard T reagent b : a crystalline compound C₅H₅N(Cl)CH₂CONHNH₂ derived from pyridine called also Girard P reagent Word History Etymology after André Girard, 20th century French chemist
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Girard reagent

noun

Word History