H Ranjith W. Dharmaratne : rechercher sur Z-Library

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1

Absolute Stereochemistry of Soulattrolide and Its Analogues

Shi, Xiongwei, Attygalle, Athula B., Liwo, Adam, Hao, Ming-Hong, Meinwald, Jerrold, Dharmaratne, H. Ranjith W., Wanigasekera, W. M. Anoja P.

Journal:

Journal of Organic Chemistry

Année:

1998

Langue:

english

Fichier:

PDF, 101 KB

english, 1998

2

Allelopathic activity of some Sri Lankan seaweed extracts and the isolation of a new brominated nonaromatic isolaurene type sesquiterpene from red alga Laurencia heteroclada harvey

Haniffa, Haroon M., Ranjith, H., Dharmaratne, W., Yasin Mohammad, Mohammad, Choudhary, M. Iqbal

Journal:

Natural Product Research

Année:

2019

Langue:

english

Fichier:

PDF, 956 KB

english, 2019

3

Studien auf dem Gebiet der Naturstoffchemie, 95. Mitt. Synthese des 4,5α-Epoxy-17,6′,6′-trimethyl-6′H-morphin-7-eno[3,2-b]pyran-6β-ols via PTC-Reaktion

Johannes Reisch, H. Ranjith W. Dharmaratne

Journal:

Archiv der Pharmazie

Année:

1985

Fichier:

PDF, 180 KB

1985

4

Triterpenoids and coumarins from the leaves of calophyllum cordato-oblongum

H. Ranjith, W. Dharmaratne, Subramaniam Sotheeswaran, Sinnathamby Balasubramaniam, Eric S. Waight

Journal:

Année:

1985

Langue:

english

Fichier:

PDF, 400 KB

english, 1985

5

Xanthones from roots of three calophyllum species

H.Ranjith W. Dharmaratne, Subramaniam Sotheeswaran, Sinnathamby Balasubramaniam, Johannes Reisch

Journal:

Année:

1986

Langue:

english

Fichier:

PDF, 265 KB

english, 1986

6

Triterpenes and neoflavonoids of Calophyllum lankaensis and Calophyllum thwaitesii

H. Ranjith, W. Dharmaratne, Subramaniam Sotheeswaran, Sinnathamby Balasubramaniam

Journal:

Année:

1984

Langue:

english

Fichier:

PDF, 245 KB

english, 1984

7

Two chemically distinct groups of calophyllum species from Sri Lanka

B.M.Ratnayake Bandara, H. Ranjith, W. Dharmaratne, Subramaniam Sotheeswaran, Sinnathamby Balasubramaniam

Journal:

Année:

1986

Langue:

english

Fichier:

PDF, 320 KB

english, 1986

8

Kavalactones from Piper methysticum, and their 13C NMR spectroscopic analyses

H Ranjith W. Dharmaratne, N.P Dhammika Nanayakkara, Ikhlas A Khan

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 120 KB

english, 2002

9

Distribution of pyranocoumarins in calophyllum cordato-oblongum

H.Ranjith W Dharmaratne, J.R.D.Mayuri Sajeevani, Gishanthi P.K Marasinghe, E.M.H.G.Shantha Ekanayake

Journal:

Année:

1998

Langue:

english

Fichier:

PDF, 155 KB

english, 1998

10

A trioxygenated diprenylated chromenxanthone from Calophyllum moonii

H.Ranjith W. Dharmaratne, W.M.Nishanthi M. Wijesinghe

Journal:

Année:

1997

Langue:

english

Fichier:

PDF, 199 KB

english, 1997

11

A chromene acid from Calophyllum cordato-oblongum

H.Ranjith W Dharmaratne, D.Saman C Perera, Gishanthi P.K Marasinghe, Joanne Jamie

Journal:

Année:

1999

Langue:

english

Fichier:

PDF, 185 KB

english, 1999

12

Anxiolytic properties of Piper methysticum extract samples and fractions in the chick social–separation–stress procedure

Matt W. Feltenstein, L. Corinne Lambdin, M. Ganzera, H. Ranjith, W. Dharmaratne, N. P. Dhammika Nanayakkara, Ikhlas A. Khan, Kenneth J. Sufka

Journal:

Phytotherapy Research

Année:

2003

Langue:

english

Fichier:

PDF, 189 KB

english, 2003

13

Anxiolytic effects of kava extract and kavalactones in the chick social separation-stress paradigm

Kenyatta K. Smith, H. Ranjith W. Dharmaratne, Matt W. Feltenstein, Susan L. Broom, J. Todd Roach, N.P. Dhammika Nanayakkara, Ikhlas A. Khan, Kenneth J. Sufka

Journal:

Psychopharmacology

Année:

2001

Langue:

english

Fichier:

PDF, 96 KB

english, 2001

14

Allelopathic activity studies of Mikania scandens

Piyasena, K.G. Nelum P., Dharmaratne, H. Ranjith W.

Journal:

Natural Product Research

Année:

2013

Langue:

english

Fichier:

PDF, 126 KB

english, 2013

15

Stereochemical studies on the formation of α,β-epoxysulfones using α-chloro-β-hydroxysulfones of known configuration

Grossert, J. Stuart, Sotheeswaran, Subramanian, Dharmaratne, H. Ranjith W., Cameron, T. Stanley

Journal:

Canadian Journal of Chemistry

Année:

1988

Langue:

english

Fichier:

PDF, 758 KB

english, 1988

16

New synthesis of 2β-hydroxy-19-oxoandrost-4-ene-3,17-dione and its 2β-18O analog

Dharmaratne, H.Ranjith W., Shackleton, Cedric, Roitman, Esther, Caspi, Eliahu

Journal:

The Journal of Steroid Biochemistry and Molecular Biology

Année:

1993

Langue:

english

Fichier:

PDF, 808 KB

english, 1993

17

Biosynthesis of estrogens by microsomal placental aromatase; isolation and metabolism of 10?-hydroxyestr-4-ene-3,17-dione

Caspi, Eliahu, Dharmaratne, H. Ranjith W., Shackleton, Cedric

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1989

Langue:

english

Fichier:

PDF, 170 KB

english, 1989

18

Estrogen biosynthesis: 2?-hydroxy-19-oxoandrost-4-ene-3,17-dione revisited

Caspi, Eliahu, Dharmaratne, H. Ranjith W., Roitman, Esther, Shackleton, Cedric

Journal:

Journal of the Chemical Society Perkin Transactions 1

Année:

1993

Langue:

english

Fichier:

PDF, 559 KB

english, 1993

19

Estrogen biosynthesis: metabolism of [16,16,19-2H3][19-3H] 19-oxoandrost-4-ene-3,17-dione by a placental microsomal preparation

Caspi, Eliahu, Dharmaratne, H. Ranjith W., Shackleton, Cedric

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1989

Langue:

english

Fichier:

PDF, 309 KB

english, 1989

20

Steric effects in the diastereoselective reduction of β-ketosulfones

Grossert, J. Stuart, Dharmaratne, H. Ranjith W., Cameron, T. Stanley, Vincent, Beverly R.

Journal:

Canadian Journal of Chemistry

Année:

1988

Langue:

english

Fichier:

PDF, 673 KB

english, 1988

21

Fluoride in drinking water and diet: the causative factor of chronic kidney diseases in the North Central Province of Sri Lanka

Dharmaratne, Ranjith W.

Journal:

Environmental Health and Preventive Medicine

Année:

2015

Langue:

english

Fichier:

PDF, 392 KB

english, 2015

22

(-)-3β,4β-Epoxyvalerenic Acid from Valeriana officinalis

Dharmaratne, H. Ranjith, Nanayakkara, N. P., Khan, Ikhlas A.

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 59 KB

english, 2002

23

A Convenient Synthesis of the 2-Dimethyl-2H-Chroinene-System

Reisch, Johannes, Dharmaratne, H. Ranjith W.

Journal:

Zeitschrift für Naturforschung B

Année:

1985

Langue:

english

Fichier:

PDF, 2.56 MB

english, 1985