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51

An efficient synthesis of 1,8-dioxo-octahydroxanthenes using heterogeneous catalysts

Biswanath Das, Ponnaboina Thirupathi, K. Ravinder Reddy, B. Ravikanth, Lingaiah Nagarapu

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 157 KB

english, 2007

52

Montmorillonite K10 catalyzed efficient synthesis of amidoalkyl naphthols under solvent free conditions

Srinivas Kantevari, Srinivasu V.N. Vuppalapati, Lingaiah Nagarapu

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 177 KB

english, 2007

53

Potassium dodecatungstocobaltate trihydrate (K5CoW12O40 · 3H2O): A mild and efficient reusable catalyst for the synthesis of aryl-14H-dibenzo[a.j]xanthenes under conventional heating and microwave irradiation

Lingaiah Nagarapu, Srinivas Kantevari, Venu Chary Mahankhali, Satyender Apuri

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 139 KB

english, 2007

54

MCM-41 catalyzed rapid and efficient one-pot synthesis of polyhydroquinolines via the Hantzsch reaction under solvent-free conditions

Lingaiah Nagarapu, M. Dharani Kumari, N. Vijaya Kumari, Srinivas Kantevari

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 113 KB

english, 2007

55

Potassium dodecatungstocobaltate trihydrate (K5CoW12O40 · 3H2O): A mild and efficient reusable catalyst for the synthesis of amidoalkyl naphthols in solution and under solvent-free conditions

Lingaiah Nagarapu, Mohd. Baseeruddin, Satyender Apuri, Srinivas Kantevari

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 156 KB

english, 2007

56

HClO4–SiO2 as a novel and recyclable catalyst for the synthesis of 2,4,6-triarylpyridines under solvent-free conditions

Lingaiah Nagarapu, Aneesa, Rakesh Peddiraju, Satyender Apuri

Journal:

Catalysis Communications

Year:

2007

Language:

english

File:

PDF, 131 KB

english, 2007

57

A simple, convenient one-pot synthesis of [1,2,4]triazolo/benzimidazolo quinazolinone derivatives by using molecular iodine

Puligoundla, Ravinder Goud, Karnakanti, Shuklachary, Bantu, Rajashaker, Nagaiah, Kommu, Kondra, Sudhakar Babu, Nagarapu, Lingaiah

Journal:

Tetrahedron Letters

Year:

2013

Language:

english

File:

PDF, 444 KB

english, 2013

58

Efficient Synthesis of β‐Acetylamino Ketones using Silica‐Supported Sodium Hydrogen Sulfate as a Heterogeneous Catalyst

Kumari, N. Vijaya, Nagarapu, Lingaiah, Shivaraj,

Journal:

Synthetic Communications

Year:

2007

Language:

english

File:

PDF, 81 KB

english, 2007

59

Efficient, High-Yield Protocol for the One-Pot Synthesis of Benzopyran Derivatives Catalyzed by p -TSA in Aqueous Media

Nagarapu, Lingaiah, Karnakanti, Shuklachary, Bantu, Rajashaker, Sridhar, B.

Journal:

Synthetic Communications

Year:

2012

Language:

english

File:

PDF, 271 KB

english, 2012

60

Synthesis of novel benzo[4,5]thiazolo[1,2-a]pyrimidine-3-carboxylate derivatives and biological evaluation as potential anticancer agents

Nagarapu, Lingaiah, Vanaparthi, Satheeshvarma, Bantu, Rajashaker, Ganesh Kumar, C.

Journal:

European Journal of Medicinal Chemistry

Year:

2013

Language:

english

File:

PDF, 2.74 MB

english, 2013

61

Efficient synthesis and resolution of novel 2-(hydroxymethyl)-7,8-dihydro-1H-indeno[5,4-b] furan-6(2H)-one by lipase Pseudomonas cepacia

Nagarapu, Lingaiah, Vulupala, Hanmanth Reddy, Bantu, Rajashaker, Sajja, Yashodakrishna, Nanubolu, Jagadeesh Babu

Journal:

Tetrahedron: Asymmetry

Year:

2014

Language:

english

File:

PDF, 584 KB

english, 2014

62

A convenient approach to total synthesis of synargentolide-B from l-ascorbic acid and d-ribose

Konda, Saidulu, Bhaskar, K., Nagarapu, Lingaiah, Akkewar, Dattatray M.

Journal:

Tetrahedron Letters

Year:

2014

Language:

english

File:

PDF, 592 KB

english, 2014

63

Studies on the synthetic and structural aspects of benzosuberones bearing 2, 4-thiazolidenone moiety as potential anti-cancer agents

Nagarapu, Lingaiah, Yadagiri, Bandi, Bantu, Rajashaker, Kumar, C. Ganesh, Pombala, Sujitha, Nanubolu, Jagadesh

Journal:

European Journal of Medicinal Chemistry

Year:

2014

Language:

english

File:

PDF, 442 KB

english, 2014

64

Efficient Synthesis of Aryl‐14 H ‐dibenzo[ a.j ]xanthenes using NaHSO 4 ‐SiO 2 or 5%WO 3 /ZrO 2 as Heterogeneous Catalysts under Conventional Heating in a Solvent‐Free Media

Nagarapu, Lingaiah, Baseeruddin, M., Kumari, N. Vijaya, Kantevari, Srinivas, Rudradas, A. P.

Journal:

Synthetic Communications

Year:

2007

Language:

english

File:

PDF, 97 KB

english, 2007

65

Rational design, synthesis and anti-proliferative evaluation of novel benzosuberone tethered with hydrazide–hydrazones

Yadagiri, Bandi, Holagunda, Uma Devi, Bantu, Rajashaker, Nagarapu, Lingaiah, Guguloth, Vijayacharan, Polepally, Sowjanya, Jain, Nishanth

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2014

Language:

english

File:

PDF, 618 KB

english, 2014

66

Rational design, synthesis and anti-proliferative evaluation of novel 1,4-benzoxazine-[1,2,3]triazole hybrids

Bollu, Rajitha, Palem, Jyothsna Devi, Bantu, Rajashaker, Guguloth, Vijayacharan, Nagarapu, Lingaiah, Polepalli, Sowjanya, Jain, Nishant

Journal:

European Journal of Medicinal Chemistry

Year:

2015

Language:

english

File:

PDF, 18.84 MB

english, 2015

67

TETRACHLOROPYRIDINE: A NEW REAGENT FOR THE DEHYDRATION OF ALDOXIMES UNDER MICROWAVE*

Lingaiah, Nagarapu, Narender, Ravirala

Journal:

Synthetic Communications

Year:

2002

Language:

english

File:

PDF, 135 KB

english, 2002

68

ChemInform Abstract: Efficient Synthesis and Resolution of Novel 2-(Hydroxymethyl)-7,8-dihydro-1H-indeno[5,4-b]furan-6(2H)-one by Lipase Pseudomonas cepacia.

Nagarapu, Lingaiah, Vulupala, Hanmanth Reddy, Bantu, Rajashaker, Sajja, Yashodakrishna, Nanubolu, Jagadeesh Babu

Journal:

Year:

2014

File:

PDF, 17 KB

2014

69

A stereoselective approach for the total synthesis of (−)-tadanalactam from acetonide-d-glucose

Konda, Saidulu, Kurva, Bhaskar, Nagarapu, Lingaiah, Dattatray, Akkewar M.

Journal:

Tetrahedron Letters

Year:

2015

Language:

english

File:

PDF, 452 KB

english, 2015

70

New and Convenient Syntheses of 1-Amino-1-phenylbutane from n -Butylbenzene

Nagarapu, Lingaiah, Apuri, Satyender, Gaddam, Chandana, Bantu, Rajashakar

Journal:

Organic Preparations and Procedures International

Year:

2009

Language:

english

File:

PDF, 151 KB

english, 2009

71

Synthesis and antimicrobial activity of novel benzoxazine sulfonamide derivatives

Konda, Saidulu, Raparthi, Srujana, Bhaskar, K., Munaganti, Rajesh Kumar, Guguloth, Vijayacharan, Nagarapu, Lingaiah, Akkewar, Dattatray M.

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2015

Language:

english

File:

PDF, 297 KB

english, 2015

72

Synthesis and evaluation of benzosuberone embedded with 1,3,4-oxadiazole, 1,3,4-thiadiazole and 1,2,4-triazole moieties as new potential anti proliferative agents

Yadagiri, Bandi, Gurrala, Srikanth, Bantu, Rajashaker, Nagarapu, Lingaiah, Polepalli, Sowjanya, Srujana, Garimella, Jain, Nishant

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2015

Language:

english

File:

PDF, 341 KB

english, 2015

73

Design and synthesis of 3-(3-((9H-carbazol-4-yl)oxy)-2-hydroxypropyl)-2-phenylquinazolin-4(3H)-one derivatives to induce ACE inhibitory activity

Venkatesh, Ramineni, Kasaboina, Suresh, Gaikwad, Hanmant K., Janardhan, Sridhara, Bantu, Rajashaker, Nagarapu, Lingaiah, Sastry, G. Narahari, Banerjee, Sanjay K.

Journal:

European Journal of Medicinal Chemistry

Year:

2015

Language:

english

File:

PDF, 2.11 MB

english, 2015

74

A NEW SYNTHESIS OF 2-METHYL-2,3-DIHYDROBENZO[B]FURAN-6,7,8,9-TETRAHYDRO CYCLOHEPTENE-5-ONE

Vijayakumari, N., Shivaraj,, Nagarapu, Lingaiah

Journal:

Heterocyclic Communications

Year:

2006

Language:

english

File:

PDF, 388 KB

english, 2006

75

New 1,4-benzothiazine fused heterocycles-V : Synthesis of 9H-thieno[ 3,2-b]benzothiazine and 4H-thiazolo[2,3-b][1,4] benzothiazine derivatives

Nagarapu, Lingaiah, Ravirala, Narender

Journal:

Heterocyclic Communications

Year:

2001

Language:

english

File:

PDF, 540 KB

english, 2001

76

SYNTHESIS OF 5-(4-METHYL PHENYL SULFONYL)-10- PHENYL-6,7-DIHYDRO-5H-BENZO [B] IMIDAZO [2',1':2,3][1,3] THIAZOLO [4,5-D]AZEPIN-5-YL

Nagarapu, Lingaiah, Sambaru, Kalyani

Journal:

Heterocyclic Communications

Year:

2001

Language:

english

File:

PDF, 655 KB

english, 2001

77

NEW 1,4,-BENZOXAZINE FUSED HETEROCYCLES II: SYNTHESIS OF 5-METHYL-2-PHENYL-5H-BENZO [B] IMIDAZO [2',1':2,3][1,3] THIAZOLO [4,5-E] OXAZINE.

Nagarapu, Lingaiah, Ravirala, Narender

Journal:

Heterocyclic Communications

Year:

2000

Language:

english

File:

PDF, 453 KB

english, 2000

78

OXIDATIVE DEOXIMATION WITH H2O2 AND MCM-41

Vijayakumari, N., Reddy, B. Balakrishna, Nagarapu, Lingaiah

Journal:

Heterocyclic Communications

Year:

2006

Language:

english

File:

PDF, 410 KB

english, 2006

79

BENZODIAZEPINE FUSED HETEROCYCLES IV : A CONVENIENT SYNTHESIS OF BENZO[b][1,5]THIAZEPINES USING MCM-41(H) ZEOLITE

Nagarapu, Lingaiah, Ravirala, Narender, Akkewar, Dattatray

Journal:

Heterocyclic Communications

Year:

2001

Language:

english

File:

PDF, 585 KB

english, 2001

80

Synthesis of phenylimidazo thiazolo benzocycloheptene derivatives as potential antiinflammatory agent-IV†

Nagarapu, Lingaiah, Rao, Ν Venkateswara

Journal:

Heterocyclic Communications

Year:

2001

Language:

english

File:

PDF, 660 KB

english, 2001

81

A NEW SYNTHESIS OF (±)METHYL-(HYDROBENZO[B] FURAN-5-YL)-3-METHYLBUTANOATE

Vijayakumari,, N., Shireesha, K., Nagarapu, Lingaiah

Journal:

Heterocyclic Communications

Year:

2006

Language:

english

File:

PDF, 472 KB

english, 2006

82

A CONVENIENT NEW METHOD FOR 2-HYDROXY-6,7,8,9- TETRAHYDRO-5H-BENZOCYCLOHEPTEN-5-ONE†

Nagarapu, Lingaiah, Srinivasulu, B.

Journal:

Heterocyclic Communications

Year:

2003

Language:

english

File:

PDF, 493 KB

english, 2003

83

Polyethylene glycol (PEG-400) mediated synthesis of quinoxalines

Nagarapu, Lingaiah, Mallepalli, Raghu, Arava, Glory, Yeramanchi, Lingappa

Journal:

European Journal of Chemistry

Year:

2010

Language:

english

File:

PDF, 218 KB

english, 2010

84

BENZODIAZEPINE FUSED HETEROCYCLES VI: A CONVENIENT SYNTHESIS OF 2-ARYL-4-(4-HYDROXY-6-METHYL-2-PYRONE-3-YL)-2,3-DIHYDRO-1,5- BENZOTHIAZEPINES USING MCM-41(H) ZEOLITE†

Nagarapu, Lingaiah, Narendar, R., Sucheta, K.

Journal:

Heterocyclic Communications

Year:

2003

Language:

english

File:

PDF, 509 KB

english, 2003

85

Tin(II)chloride catalyzed synthesis of pyranoquinolines, phenanthridinone and phenanthridine derivatives

Nagarapu, Lingaiah, Bantu, Rajashaker, Puligoundla, Ravinder Goud

Journal:

European Journal of Chemistry

Year:

2011

Language:

english

File:

PDF, 456 KB

english, 2011

86

Polyethylene Glycol (PEG-400) as an Efficient and Recyclable Reaction Medium for the One-Pot Synthesis of N-Substituted Azepines under Catalyst-Free Conditions

Mallepalli, Raghu, Yeramanchi, Lingappa, Bantu, Rajashaker, Nagarapu, Lingaiah

Journal:

Year:

2011

Language:

english

File:

PDF, 55 KB

english, 2011

87

TBAHS-Catalyzed Synthesis of 2-Dihydroquinazolin-2-ylquinoline: An Efficient and Practical Synthesis of Naturally Occurring Alkaloids Luotonin A, B, and E

Nagarapu, Lingaiah, Gaikwad, Hanmant, Bantu, Rajashaker

Journal:

Year:

2012

Language:

english

File:

PDF, 177 KB

english, 2012

88

Synthesis of Annulated Pyrroles: Condensation of Aldose Sugars, Arylamines, and 1,3-Diones Using TBAB

Nagarapu, Lingaiah, Cheemalapati, Venkata, Karnakanti, Shuklachary, Bantu, Rajashaker

Journal:

Year:

2010

Language:

english

File:

PDF, 90 KB

english, 2010

89

Iron(III) Chloride in Ethanol-Water: Highly Efficient Catalytic System for the Synthesis of Garcia Gonzalez Polyhydroxyalkyl- and C-Glycosylfurans

Nagarapu, Lingaiah, Chary, Mahankhali, Satyender, Apuri, Supriya, B., Bantu, Rajashaker

Journal:

Year:

2009

Language:

english

File:

PDF, 185 KB

english, 2009

90

Three-component, one-pot synthesis of benzo[6,7]cyclohepta[1,2-b]pyridine derivatives under catalyst free conditions and evaluation of their anti-inflammatory activity

Sajja, Yasodakrishna, Vulupala, Hanmanth Reddy, Bantu, Rajashaker, Nagarapu, Lingaiah, Vasamsetti, Sathish Babu, Kotamraju, Srigiridhar, Nanubolu, Jagadeesh Babu

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2015

Language:

english

File:

PDF, 396 KB

english, 2015

91

Quinazolinones–Phenylquinoxaline hybrids with unsaturation/saturation linkers as novel anti-proliferative agents

Palem, Jyothsna Devi, Alugubelli, Gopi Reddy, Bantu, Rajashaker, Nagarapu, Lingaiah, Polepalli, Sowjanya, Jain, S. Nishanth, Bathini, Raju, Manga, Vijjulatha

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2016

Language:

english

File:

PDF, 892 KB

english, 2016

92

ChemInform Abstract: A Simple Approach to the One-Pot Three Component Synthesis of 4H-Pyrimido [2,1-b] Benzothiazole Derivatives Using Polyethylene Glycol (PEG-400).

Rairala, Prabhakar, Yadagiri, Bandi, Bantu, Rajashaker, Guguloth, Vijayacharan, Nagarapu, Lingaiah

Journal:

Year:

2015

File:

PDF, 18 KB

2015

93

ChemInform Abstract: Convenient Approach for the One-Pot, Three-Component Synthesis of Triheterocyclic 4H-Pyrimido[2,1-b]benzothiazole Derivatives Using TBAHS.

Nagarapu, Lingaiah, Gaikwad, Hanmant K., Palem, Jyothsna Devi, Venkatesh, Ramineni, Bantu, Rajashaker, Sridhar, B.

Journal:

Year:

2013

File:

PDF, 29 KB

2013

94

ChemInform Abstract: A Convenient Approach to Total Synthesis of Synargentolide-B from L-Ascorbic Acid and D-Ribose.

Konda, Saidulu, Bhaskar, K., Nagarapu, Lingaiah, Akkewar, Dattatray M.

Journal:

Year:

2014

File:

PDF, 13 KB

2014

95

ChemInform Abstract: Synthesis of Novel Benzo[4,5]thiazolo[1,2-a]pyrimidine-3-carboxylate Derivatives and Biological Evaluation as Potential Anticancer Agents.

Nagarapu, Lingaiah, Vanaparthi, Satheeshvarma, Bantu, Rajashaker, Kumar, C. Ganesh

Journal:

Year:

2014

File:

PDF, 28 KB

2014

96

ChemInform Abstract: A Simple, Convenient One-Pot Synthesis of [1,2,4]Triazolo/Benzimidazolo Quinazolinone Derivatives by Using Molecular Iodine.

Puligoundla, Ravinder Goud, Karnakanti, Shuklachary, Bantu, Rajashaker, Kommu, Nagaiah, Kondra, Sudhakar Babu, Nagarapu, Lingaiah

Journal:

Year:

2013

File:

PDF, 28 KB

2013

97

ChemInform Abstract: Three-Component, One-Pot Synthesis of Benzo[6,7]cyclohepta[1,2-b]pyridine Derivatives under Catalyst Free Conditions and Evaluation of Their Antiinflammatory Activity.

Sajja, Yasodakrishna, Vulupala, Hanmanth Reddy, Bantu, Rajashaker, Nagarapu, Lingaiah, Vasamsetti, Sathish Babu, Kotamraju, Srigiridhar, Nanubolu, Jagadeesh Babu

Journal:

Year:

2016

File:

PDF, 26 KB

2016

98

A convenient synthesis and screening of benzosuberone bearing 1,2,3-triazoles against Mycobacterium tuberculosis

Sajja, Yasodakrishna, Vanguru, Sowmya, Jilla, Lavanya, Vulupala, Hanmanth Reddy, Bantu, Rajashaker, Yogeswari, Perumal, Sriram, Dharmarajan, Nagarapu, Lingaiah

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2016

Language:

english

File:

PDF, 587 KB

english, 2016

99

Synthesis and evaluation of antiproliferative activity of novel quinazolin-4(3H)-one derivatives

Venkatesh, Ramineni, Kasaboina, Suresh, Janardhan, Sridhara, Jain, Nishant, Bantu, Rajashaker, Nagarapu, Lingaiah

Journal:

Medicinal Chemistry Research

Year:

2016

Language:

english

File:

PDF, 1.70 MB

english, 2016

100

Novel benzothiazin-piperazin derivatives by peptide-coupling as potential anti-proliferative agents

Venkatesh, Ramineni, Kasaboina, Suresh, Bidayat, Deepthi, Jain, Nishant, Jostna Tangeda, Saritha, Bantu, Rajashaker, Janardhan, Sridhara, Nagarapu, Lingaiah

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2016

Language:

english

File:

PDF, 722 KB

english, 2016

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