H. Ranjith W. Dharmaratne: search on Z-Library

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1

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

Year:

2019

Language:

english

File:

PDF, 956 KB

english, 2019

2

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

Year:

1998

Language:

english

File:

PDF, 101 KB

english, 1998

3

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

Year:

2001

Language:

english

File:

PDF, 96 KB

english, 2001

4

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

Year:

1988

Language:

english

File:

PDF, 758 KB

english, 1988

5

A trioxygenated diprenylated chromenxanthone from Calophyllum moonii

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

Journal:

Year:

1997

Language:

english

File:

PDF, 199 KB

english, 1997

6

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

Reisch, Johannes, Dharmaratne, H. Ranjith W.

Journal:

Zeitschrift für Naturforschung B

Year:

1985

Language:

english

File:

PDF, 2.56 MB

english, 1985

7

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

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

Journal:

Year:

2002

Language:

english

File:

PDF, 120 KB

english, 2002

8

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:

Year:

1998

Language:

english

File:

PDF, 155 KB

english, 1998

9

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

Year:

1988

Language:

english

File:

PDF, 673 KB

english, 1988

10

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

Year:

1989

Language:

english

File:

PDF, 309 KB

english, 1989

11

A chromene acid from Calophyllum cordato-oblongum

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

Journal:

Year:

1999

Language:

english

File:

PDF, 185 KB

english, 1999

12

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

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

Journal:

Year:

2002

Language:

english

File:

PDF, 59 KB

english, 2002

13

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

Year:

1989

Language:

english

File:

PDF, 170 KB

english, 1989

14

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

Year:

1985

File:

PDF, 180 KB

1985

15

Xanthones from roots of three calophyllum species

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

Journal:

Year:

1986

Language:

english

File:

PDF, 265 KB

english, 1986

16

Two chemically distinct groups of calophyllum species from Sri Lanka

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

Journal:

Year:

1986

Language:

english

File:

PDF, 320 KB

english, 1986

17

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

Year:

1993

Language:

english

File:

PDF, 808 KB

english, 1993

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

Year:

1993

Language:

english

File:

PDF, 559 KB

english, 1993

19

Triterpenes and neoflavonoids of Calophyllum lankaensis and Calophyllum thwaitesii

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

Journal:

Year:

1984

Language:

english

File:

PDF, 245 KB

english, 1984

20

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

Year:

2003

Language:

english

File:

PDF, 189 KB

english, 2003

21

Allelopathic activity studies of Mikania scandens

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

Journal:

Natural Product Research

Year:

2013

Language:

english

File:

PDF, 126 KB

english, 2013

22

Triterpenoids and coumarins from the leaves of calophyllum cordato-oblongum

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

Journal:

Year:

1985

Language:

english

File:

PDF, 400 KB

english, 1985

23

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

Year:

2015

Language:

english

File:

PDF, 392 KB

english, 2015

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