U. K. Syam Kumar

Reaction of α-Oxoketene-<i>N,S</i>-arylaminoacetals with Vilsmeier Reagents:  An Efficient Route to Highly Functionalized Quinolines and Their Benzo/Hetero-Fused Analogues

Pranab Kumar Mahata, U. K. Syam Kumar, Hiriyakkanavar Ila et al. · The Journal of Organic Chemistry · 2003 · 129 citations

Natural Sciences, Chemistry, Medicinal Chemistry +11

A Concise Formal Synthesis of Alkaloid Cryptotackiene and Substituted 6<i>H</i>-Indolo[2,3-<i>b</i>]quinolines

G. S. M. Sundaram, U. K. Syam Kumar, Hiriyakkanavar Ila et al. · The Journal of Organic Chemistry · 2004 · 76 citations

Natural Sciences, Chemistry, Medicinal Chemistry +15

A New Route to Spiropyrrolidinyl-oxindole Alkaloids via Iodide Ion Induced Rearrangement of [(<i>N</i>-Aziridinomethylthio)methylene]-2-oxindoles

U. K. Syam Kumar, Hiriyakkanavar Ila, Hiriyakkanavar Junjappa · Organic Letters · 2001 · 53 citations

Pharmacy, Medicinal Chemistry, Pharmacology +5

1-Bis(methoxy)-4-bis(methylthio)-3-buten-2-one: useful three carbon synthon for synthesis of five and six membered heterocycles with masked (or unmasked) aldehyde functionality

Pranab Kumar Mahata, U. K. Syam Kumar, V Sriram et al. · Tetrahedron · 2003 · 34 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12

Aromatic and heteroaromatic annelation studies on 3-[bis(methylthio)methylene]-1-methyloxindole: synthesis of carbazoles and an efficient route to pyrido[2,3-b]indoles

J. R. Suresh, U. K. Syam Kumar, Hiriyakkanavar Ila et al. · Tetrahedron · 2001 · 33 citations

Natural Sciences, Chemistry, Medicinal Chemistry +14