Search Results - "Rao, Maddali L.N."

Oxalyl chloride as carbonyl synthon in Pd-catalyzed carbonylations of triarylbismuth and triarylindium organometallic nucleophiles by Rao, Maddali L.N., Venkatesh, Varadhachari, Dasgupta, Priyabrata

“…Oxalyl chloride has been demonstrated to function as C1 carbonyl synthon in the carbonylations of triarylbismuth and triarylindium nucleophiles under…”
Get full text

Palladium catalyzed atom-economic synthesis of functionalized 9-(diarylmethylene)-9H-fluorenes using triarylbismuths in one-pot bis-coupling process by Rao, Maddali L.N., Dasgupta, Priyabrata

“…An efficient palladium catalyzed atom-economic synthesis of functionalized 9-(diarylmethylene)-9H-fluorenes has been accomplished in one-pot bis-coupling…”
Get full text

Palladium-catalyzed cross-couplings of functionalized 2-bromobenzofurans for atom-economic synthesis of 2-arylbenzofurans using triarylbismuth reagents by Rao, Maddali L.N., Awasthi, Dheeraj K., Talode, Jalindar B.

“…The palladium catalyzed, atom-economic synthesis of various functionalized 2-arylbenzofurans was achieved through cross-coupling reaction of 2-bromobenzofurans…”
Get full text

Pd-catalyzed protecting-group-free cross-couplings of iodophenols with atom-economic triarylbismuth reagents by Rao, Maddali L.N., Meka, Suresh

“…[Display omitted] •Protecting-group free direct cross-couplings of halophenols.•Preparation of hydroxybiaryls.•Atom-economic triarylbismuth reagents with…”
Get full text

Pd-catalyzed atom-efficient cross-coupling of triarylbismuth reagents with protecting group-free iodophenylmethanols: Synthesis of biarylmethanols by Rao, Maddali L.N., Meka, Suresh

“…[Display omitted] •An efficient atom-efficient synthesis of functionalized biarylmethanols.•Pd-catalyzed cross-couplings using…”
Get full text

Atom-efficient Pd-catalyzed cross-couplings of chloroarenes with triarylbismuth reagents by Rao, Maddali L.N., Meka, Suresh

“…[Display omitted] •Aryl chloride couplings.•Triarylbismuth reagents.•Palladium catalysis.•Atom-efficient couplings.•Threefold couplings. Various Pd-catalyzed…”
Get full text

Pd-catalyzed cross-coupling study of bi-functional 3-bromo-4-trifloxycoumarins with triarylbismuth reagents by Rao, Maddali L.N., Kumar, Abhijeet

“…The cross-coupling reactions of functionalized 3-bromo-4-trifloxycoumarins have been explored with threefold arylating triarylbismuth reagents. These…”
Get full text

De Novo Synthesis of Tricyclic 5,5-Benzannulated Spiroketals by Rao, Maddali L N, Islam, Sk Shamim

“…The synthesis of tricyclic 5,5-benzannulated spiroketal scaffolds was accomplished from 2'-hydroxyacetophenones and -dibromoalkenes involving a one-pot domino…”
Get full text

Synthesis of alkynes under dry reaction conditions by Rao, Maddali L.N., Shamim Islam, Sk

“…[Display omitted] •An anhydrous method for the synthesis of terminal alkynes.•It involves 1,1-dibromoalkenes and succinimide.•Succinimide acts as a nucleophile…”
Get full text

Combined catalysis: Pd-catalyzed two-step one-pot protocol for 2,3-diaryl-1-indenones involving domino synthesis of diarylacetylenes and Heck–Larock annulations by Rao, Maddali L.N., Dhanorkar, Ritesh J.

“…Palladium-catalyzed combined two-step one-pot protocol for the synthesis of 2,3-diaryl-1-indenones has been disclosed using 1,1-dibromoalkenes, triarylbismuth…”
Get full text

Rhodium‐Catalyzed Directing‐Group‐Assisted Aldehydic C–H Arylations with Aryl Halides by Rao, Maddali L. N., Ramakrishna, Boddu S.

“…A rhodium‐catalyzed general protocol for the directing‐group‐assisted arylation of aromatic aldehydic C–H bonds was developed. This method involves either…”
Get full text

Rearrangement-Driven Molecular Diversity: Synthesis of Functionalized Pyrones, Orthoesters, and Xanthones from Spiroketals by Rao, Maddali L. N, Islam, Sk Shamim

“…The reaction of tricyclic 5,5-benzannulated spiroketals with trifluoroacetic acid (TFA) and AlCl3 furnished benzopyranobenzopyrans, benzofuro-orthoesters, and…”
Get full text

Rapid Bis‐Coupling Reactivity with Triarylbismuth Reagents: Synthesis of Structurally Diverse Scaffolds and Step‐economic Convergent Synthesis of Quebecol by Rao, Maddali L. N., Murty, Venneti N., Nand, Sachchida

“…The cross‐coupling study of gem‐dibromoesters with triarylbismuths as threefold arylating reagents was investigated under palladium‐catalyzed conditions. This…”
Get full text

Rh-Catalyzed Deformylative Coupling of Salicylaldehydes with Acrylates and Acrylamides by Rao, Maddali L. N, Ramakrishna, Boddu S

“…An unprecedented deformylative coupling of salicylaldehydes to acrylates and acrylamides under Rh-catalyzed conditions is reported. These deformylative…”
Get full text

Rh‐Catalyzed Decarbonylative Addition of Salicylaldehydes with Vinyl Ketones: Synthesis of Taccabulins A–E by Rao, Maddali L. N., Ramakrishna, Boddu S.

“…A rhodium‐catalyzed decarbonylative addition of salicylaldehydes with vinyl ketones was developed to synthesize o‐hydroxydihydrochalcones (2‐hydroxyphenethyl…”
Get full text

Pd-catalyzed atom-economic couplings of triarylbismuth reagents with 2-bromo- and 2,6-dibromochromones and synthesis of medicinally important fisetin by Rao, Maddali L.N., Kumar, Abhijeet

“…•Cross-couplings of bromochromones with triarylbismuth reagents.•Utilizes triarylbismuths as threefold arylating reagents.•Regio-selective mono-arylations and…”
Get full text

Pd-catalyzed chemo-selective mono-arylations and bis-arylations of functionalized 4-chlorocoumarins with triarylbismuths as threefold arylating reagents by Rao, Maddali L.N., Kumar, Abhijeet

“…Cross-coupling reactions of differently substituted 4-chlorocoumarins were studied under palladium catalysis using triarylbismuths as threefold arylating…”
Get full text

Rapid Access to Benzofuran-Based Natural Products through a Concise Synthetic Strategy by Rao, Maddali L. N., Murty, Venneti N.

“…A concise strategy is described for the synthesis of ailanthoidol (1), egonol (2), homoegonol (3), demethoxyegonol (4), demethoxyhomoegonol (5), and stemofuran…”
Get full text

Functional group manoeuvring for tuning stability and reactivity: synthesis of cicerfuran, moracins (D, E, M) and chromene-fused benzofuran-based natural products by Rao, Maddali L N, Murty, Venneti N, Nand, Sachchida

“…The protecting group manoeuvring as a strategy was applied for tuning the stability and reactivity of 4-(2,2-dibromovinyl)benzene-1,3-diol (12a) and…”
Get more information

Pd-Catalyzed Domino Synthesis of Internal Alkynes Using Triarylbismuths as Multicoupling Organometallic Nucleophiles by Rao, Maddali L. N., Jadhav, Deepak N., Dasgupta, Priyabrata

“…The domino coupling reaction of 1,1-dibromo-1-alkenes with triarylbismuth nucleophiles has been demonstrated to furnish disubstituted alkynes directly under…”
Get full text