Inventor · West Lafayette, IN, US

Herbert C. Brown

46Patents
7h-index
5Co-inventors
62Inventor score

Filing activity: Nov 8, 1973 → Dec 22, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4868344A Novel process of producing phenyl or substituted phenylalkylamine pharmaceutical agents and novel chiral intermediates of high enantiomeric purity useful therein Chemistry; Metallurgy 37 Expired
US4518798A Preparing esters and carboxylic acids from lower olefins Chemistry; Metallurgy 19 Expired
US4772752A Mono- and diisopinocampheylhaloboranes as new chiral reducing agents Chemistry; Metallurgy 15 Expired
US5068432A Process for producing optically pure 2-phenoxyphenylalkylamines Chemistry; Metallurgy 14 Expired
US4866181A Process for producing optically active alcohols Chemistry; Metallurgy 11 Expired
US4078002A Reduction of chemical compounds with 9-BBN Emerging Cross-Sectional Technologies 10 Expired
US4918246A Process for preparing optically active haloalcohols Chemistry; Metallurgy 8 Expired
US4713380A Production of optically pure organoboranes Chemistry; Metallurgy 7 Expired
US5043479A Chemically and optically pure diisopinocampheylhaloboranes Chemistry; Metallurgy 7 Expired
US4918207A Novel optically active halo-substituted tetrahydrofurans Chemistry; Metallurgy 6 Expired
US4918242A Novel optically 1,3-phenoxypropylhalides Chemistry; Metallurgy 6 Expired
US4978794A Novel .beta.-(2-alkenyl)bis(2-isocaranyl)boranes Chemistry; Metallurgy 6 Expired
US4082810A Bulky trialkylborohydrides Chemistry; Metallurgy 5 Expired
US4886924A Stereospecific synthesis of [E]-alkenes from enamines via hydroboration Chemistry; Metallurgy 4 Expired
US5481038A Borane-N,N-diisopropylalkylamine hydroboration agents Chemistry; Metallurgy 3 Expired
US5504240A Borane-hydroxydialkylsulfide borates Chemistry; Metallurgy 3 Expired
US5567849A Borane-sulfide hydroboration agents Emerging Cross-Sectional Technologies 3 Expired
US5159116A Chemically and optically pure B-halodiiso-2-ethylapopinocampheylboranes Chemistry; Metallurgy 2 Expired
US4950791A Novel process of producing phenyl or substituted phenylalkylamine pharmaceutical agents and novel chiral intermediates of high enantiomeric purity useful therein Chemistry; Metallurgy 2 Expired
US6248885A Borane-trialkylamine hydroboration agents Chemistry; Metallurgy 2 Expired
US4895996A Synthesis of alkenes from enamines via hydroboration Chemistry; Metallurgy 2 Expired
US5543569A Borane-N,N-dialkylaniline hydroboration agents Chemistry; Metallurgy 2 Expired
US4795821A Optically active borinic esters and ketones Chemistry; Metallurgy 1 Expired
US5284976A Method of producing primary amines in high yields Chemistry; Metallurgy 1 Expired
US3984479A Preparation of 9-BBN Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.