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acetic acid acetone added dropwise alcohol ammonium Ampicillin anhydride anhydrous assigned benzene Betamethasone boiling bromide calcium Chemical Abstracts Registry Chemical Name chloroform chromatography citrate Common Name concentrated cooled Country Year Introduced crystals dichloromethane diethyl diluted dissolved distilled dried ester ethyl acetate evaporated to dryness extracted with ether filtered filtrate flask fumarate Germany grams heated to reflux hydride hydrobromide hydrochloric acid hydrochloride Hydrogen chloride iodide Italy Kleeman and Engel magnesium maleate melting point mesylate methanol methylene chloride mixture was stirred ml of water mmol mole Name Manufacturer Country nitrogen obtained OCDS Vol Patent phosphate precipitate Raw Materials reaction mixture recrystallized reduced pressure References Merck Index removed residue room temperature salt silica gel sodium carbonate sodium hydroxide solid solvent stirred at room Structural Formula suspension tartrate tetrahydrofuran toluene Trade Name Manufacturer triethylamine vacuo vacuum washed with water yield
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The McGraw-Hill Essential Dictionary of Health Care: A Practical Reference ...
No preview available - 1988