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1

Photo[2+2]Cycloaddition Reaction of Maleic Acid Anhydride

M. M. Abou-Elzahab, M. A. Metwally, A. M. Dawidar, M. Abdel-Mogib

Journal:

Advanced Synthesis & Catalysis

Year:

1989

Language:

english

File:

PDF, 168 KB

english, 1989

2

STEROID SAPOGENIN CONSTITUENTS OF FENUGREEK SEEDS

Dawidar, A., Saleh, A., Elmotei, S.

Journal:

Year:

1973

Language:

english

File:

PDF, 398 KB

english, 1973

3

Marmaricin, a new sesquiterpenoid coumarin from Ferula marmarica L.

DAWIDAR, ABDELAZIZ, ABUMUSTAFA, EFFAT, RUCKER, GUNTER, ELKHRISY, EZZ, ABBAS, RAGAA

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 433 KB

1979

4

Mass spectra of steroid sapogenins

A. M. Dawidar, M. B. E. Fayez

Journal:

Journal of Pharmaceutical Sciences

Year:

1974

Language:

english

File:

PDF, 254 KB

english, 1974

5

Thin-layer chromatographic detection and estimation of steroid sapogenins in fenugreek

A. M. Dawidar, M. B. E. Fayez

Journal:

Analytical and Bioanalytical Chemistry

Year:

1972

Language:

english

File:

PDF, 289 KB

english, 1972

6

In vitro Study of Flavonoids, Fatty Acids, and Steroids on Proliferation of Rat Hepatic Stellate Cells

Badria, Farid A., Dawidar, Abdel-Aziz A., Houssen, Wael E., Shier, Wayne T.

Journal:

Zeitschrift für Naturforschung C

Year:

2005

Language:

english

File:

PDF, 61 KB

english, 2005

7

Xanthanolides from Xanthium spinosum

M. Abdei-Mogib, A.M. Dawidar, M.A. Metwally, M. Abou-Elzahab

Journal:

Year:

1991

Language:

english

File:

PDF, 355 KB

english, 1991

8

ChemInform Abstract: A New Flavanan Isolated from Cyperus conglomeratus

M. I. Nassar, E. A. Abu-Mustafa, A. F. Abdel-Razik, A. M. Dawidar

Journal:

Year:

1999

File:

PDF, 25 KB

1999

9

p-Coumaric acid derivatives from Artemisia monosperma

M. Abdel-Mogib, A.M. Dawidar, M.A. Metwally, M. Abou-Elzahab

Journal:

Year:

1990

Language:

english

File:

PDF, 169 KB

english, 1990

10

Glaucolide-like sesquiterpene lactones from Cotula cinerea

M.A. Metwally, S. El-Dahmy, J. Jakupovic, F. Bohlmann, A.M. Dawidar, S.A. Metwally

Journal:

Year:

1985

Language:

english

File:

PDF, 244 KB

english, 1985

11

Prenylstilbenes and prenylflavanones from Schoenus nigricans

A.M. Dawidar, J. Jakupovic, M. Abdel-Mogib, I.A. Mashaly

Journal:

Year:

1994

Language:

english

File:

PDF, 337 KB

english, 1994

12

ChemInform Abstract: Photo(2 + 2)cycloaddition Reaction of Maleic Acid Anhydride

ABOU-ELZAHAB, M. M., METWALLY, M. A., DAWIDAR, A. M., ABDEL-MOGIB, M.

Journal:

Year:

1990

File:

PDF, 84 KB

1990

13

A benzoquinone and flavonoids from Cyperus alopecuroides

Mahmoud I. Nassar, Ayman F. Abdel-Razik, Ezz El-Din A.M. El-Khrisy, Abdel-Aziz M. Dawidar, Amy Bystrom, Tom J. Mabry

Journal:

Year:

2002

Language:

english

File:

PDF, 86 KB

english, 2002

14

ChemInform Abstract: SELECTIVE OXIDATION OF PREGN-3β, 5α, 6β, 16β, 20α-PENTOL WITH N-BROMOSUCCINIMIDE TO PREGNA-3β, 5α, 20α-TRIOL-6,16-DIONE

DAWIDAR, A. M., SALEH, A. A., ELMOTEI, S. L.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 106 KB

1979

15

Structure of ipomine, a new alkaloid from Ipomoea muricata jacq

A.M. Dawidar, F. Winternitz, S.R. Johns

Journal:

Year:

1977

Language:

english

File:

PDF, 192 KB

english, 1977

16

10-EPI-cubebolxyloside from Iphiona scabra

M. Abdel-Mogib, J. Jakupovic, A.M. Dawidar

Journal:

Year:

1989

Language:

english

File:

PDF, 144 KB

english, 1989

17

Glaucolides from Achillea fragrantissima

M. Abdel-Mogib, J. Jakupovic, A.M. Dawidar, M.A. Metwally, M. Abou-Elzahab

Journal:

Year:

1989

Language:

english

File:

PDF, 258 KB

english, 1989

18

Sesquiterpene lactones from Pyrethrum santolinoides

M. Abdel-Mogib, J. Jakupovic, E.M. Dawidar, M.E. Metwally, M. Abou-Elzahab

Journal:

Year:

1989

Language:

english

File:

PDF, 359 KB

english, 1989

19

Biodegradable pH-responsive alginate-poly (lactic-co-glycolic acid) nano/micro hydrogel matrices for oral delivery of silymarin

Ibrahim M. El-Sherbiny, Mamdouh Abdel-Mogib, Abdel-Aziz M. Dawidar, Ahmed Elsayed, Hugh D.C. Smyth

Journal:

Carbohydrate Polymers

Year:

2011

Language:

english

File:

PDF, 1.38 MB

english, 2011

20

Steroid sapogenins—XIII: The constituents of Balanites aegyptiaca

A.A.M. Dawidar, M.B.E. Fayez

Journal:

Year:

1969

Language:

english

File:

PDF, 419 KB

english, 1969

21

Gingerdione from the rhizomes ofCurcuma longa

A. El Demerdash,A. M. Dawidar,E. M. Keshk…

Journal:

Chemistry of Natural Compounds

Year:

2012

Language:

english

File:

PDF, 61 KB

english, 2012

22

A new thymol derivative from Pulicaria undulata.

METWALLY, MOHAMED, DAWIDAR, ABDEL-AZIZ, METWALLY, SAOUD

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1986

File:

PDF, 328 KB

1986

23

Three halogenated metabolites fromLaurencia obtusa

Saif-Eldin N. Ayyad, Abdel-Aziz M. Dawidar, Hanwellage W. Dias, R. Alan Howie, Jsmin Jakupovic, Ronald H. Thomson

Journal:

Year:

1990

Language:

english

File:

PDF, 293 KB

english, 1990

24

Identification and determination of pentacyclic triterpenes in natural mixtures by thin-layer chromatography and densitometric evaluation

A. M. Dawidar, A. A. Saleh, M. M. Abdel-Malek

Journal:

Analytical and Bioanalytical Chemistry

Year:

1975

Language:

english

File:

PDF, 166 KB

english, 1975

25

ChemInform Abstract: SELECTIVE OXIDATION OF PREGN-3β, 5α, 6β, 16β, 20α-PENTOL WITH N-BROMOSUCCINIMIDE TO PREGNA-3β, 5α, 20α-TRIOL-6,16-DIONE

DAWIDAR, A. M., SALEH, A. A., ELMOTEI, S. L.

Journal:

Chemischer Informationsdienst

Year:

1979

File:

PDF, 106 KB

1979

26

Two iridoid glucoside esters from Anarrhinum orientale

A.M. Dawidar, S.T. Esmirly, A.S.M. Al-hajar, J. Jakupovic, M. Abdel-Mogib

Journal:

Year:

1989

Language:

english

File:

PDF, 276 KB

english, 1989

27

ChemInform Abstract: Keto-steroids. Part 2. Synthesis of Condensed Androsteno Nitrogen Heterocycles.

DAWIDAR, A. M., METWALLY, M. A., ABDEL-GALIL, F. M., BERGHOT, M. A.

Journal:

Chemischer Informationsdienst

Year:

1986

File:

PDF, 199 KB

1986

28

Sesquiterpene lactones and kaurane glycosides from Francoeuria crispa

M. Abdel-Mogib, J. Jakupovic, A.M. Dawidar, M.A. Metwally, M. Abou-Elzahab

Journal:

Year:

1990

Language:

english

File:

PDF, 276 KB

english, 1990

29

ChemInform Abstract: Synthesis and Chemical Reactions of the Steroidal Hormone 17α-Methyltestosterone.

El-Desoky, El-Sayed Ibrahim, Reyad, Mahmoud, Afsah, Elsayed Mohammed, Dawidar, Abdel-Aziz Mahmoud

Journal:

Year:

2016

File:

PDF, 21 KB

2016

30

Sterol content of Spinacia oleracea

A.M. Dawidar, M.A. Amer

Journal:

Year:

1973

Language:

english

File:

PDF, 164 KB

english, 1973

31

CONSTITUENTS OF LOCAL PLANTS

M. Amer, A. Dawidar, M. Fayez

Year:

1974

Language:

english

File:

PDF, 395 KB

english, 1974

32

New .ALPHA.-cyclocostunolide and isocostic acid derivatives from Pluchea dioscoridis.

DAWIDAR, ABDEL-AZIZ, METWALLY, MOHAMED

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1985

File:

PDF, 397 KB

1985

33

A sesquiterpene glucoside from Reichardia tingitana

M. Abdel-Mogib, M.M. Abou-Elzahab, A.M. Dawidar, S.N. Ayyad

Journal:

Year:

1993

Language:

english

File:

PDF, 153 KB

english, 1993

34

Keto-Steroids, I Conversion of Diosgenin to 6 β-Methylpregn-4-ene-6 α,20-diol-3,16-dione

Dawidar, A. M., Saleh, A. A., Abdel-Galil, F. M., Abdel-Malek, M. M.

Journal:

Zeitschrift für Naturforschung B

Year:

1982

Language:

english

File:

PDF, 4.51 MB

english, 1982

35

New prenylflavans from Cyperus conglomeratus

Ayman F. Abdel-Razik, Mahmoud I. Nassar, Ezzel-Din A. El-Khrisy, Abdel-Aziz M. Dawidar, Tom J. Mabry

Journal:

Year:

2005

Language:

english

File:

PDF, 61 KB

english, 2005

36

Molluscicidal activity of Balanites aegyptiaca against Monacha cartusiana

Dawidar, Abd Elaziz M., Mortada, Mohamed M., Raghib, Hanaa M., Abdel-Mogib, Mamdouh

Journal:

Pharmaceutical Biology

Year:

2012

Language:

english

File:

PDF, 660 KB

english, 2012

37

Photochemical Reactions of the Natural Furocoumarin, Imperatorin

Abou-Elzahab, M. M., Metwally, M. A., Dawidar, A. M., Abdel-Mogib, M., Abu-Mustafa, E. A.

Journal:

Bulletin of the Chemical Society of Japan

Year:

1987

File:

PDF, 497 KB

1987

38

ChemInform Abstract: STRUCTURE OF IPOMINE, A NEW ALKALOID FROM IPOMOEA MURICATA JACQ

DAWIDAR, A. M., WINTERNITZ, F., JOHNS, S. R.

Journal:

Chemischer Informationsdienst

Year:

1977

File:

PDF, 111 KB

1977

39

ChemInform Abstract: New Stilbene Carboxylic Acid from Convolvulus hystrix.

A. M. Dawidar, S. T. Ezmiriy, M. Abdel-Mogib, Y. El-Dessouki, R. F. Angawi

Journal:

Year:

2001

File:

PDF, 26 KB

2001

40

Synthesis and chemical reactions of the steroidal hormone 17α-methyltestosterone

El-Desoky, El-Sayed Ibrahim, Reyad, Mahmoud, Afsah, Elsayed Mohammed, Dawidar, Abdel-Aziz Mahmoud

Journal:

Year:

2015

Language:

english

File:

PDF, 1.15 MB

english, 2015

41

Structure of manevalic and azizic acids, two new triterpenes from Cornulaca monacantha Del.

DAWIDAR, ABDELAZIZ, REISCH, JOHANNES, AMER, MANIVAL

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 651 KB

1979

42

A thymol derivative from Inula crithmoides

Mohamed Abbas Metwally, A.M. Dawidar

Journal:

Year:

1985

Language:

english

File:

PDF, 197 KB

english, 1985

43

Chemical Composition and Effect of Photo-Oxygenation on Biological Activities of Egyptian Commercial Anise and Fennel Essential Oils

Dawidar, A.M., Mogib, M. Abdel, El-Ghorab, A.H., Mahfouz, M., Elsaid, F.G., Hussien, Kh.

Journal:

Journal of Essential Oil Bearing Plants

Year:

2008

Language:

english

File:

PDF, 223 KB

english, 2008

44

Hydroxylation of ⊿5-Steroids with N-Bromosuccinimide to 5α,6β-Diols

Dawidar, A. M., Saleh, A. A., Abdel-Malek, M. M.

Journal:

Zeitschrift für Naturforschung B

Year:

1980

Language:

english

File:

PDF, 4.49 MB

english, 1980

45

Steroid sapogenins. III. Distribution of steroid sapogenins in the sisal plant

A.A. Dawidar, M.B.E. Fayez

Journal:

Archives of Biochemistry and Biophysics

Year:

1961

Language:

english

File:

PDF, 336 KB

english, 1961

46

ChemInform Abstract: HYDROXYLATION OF Δ5-STEROIDS WITH N-BROMOSUCCINIMIDE TO 5α,6β-DIOLS

DAWIDAR, A. M., SALEH, A. A., ABDEL-MALEK, M. M.

Journal:

Chemischer Informationsdienst

Year:

1980

File:

PDF, 185 KB

1980

47

ChemInform Abstract: KETO-STEROIDS. I. CONVERSION OF DIOSGENIN TO 6β-METHYLPREGN-4-ENE-6α,20-DIOL-3,16-DIONE

DAWIDAR, A. M., SALEH, A. A., ABDEL-GALIL, F. M., ABDEL-MALEK, M. M.

Journal:

Chemischer Informationsdienst

Year:

1982

File:

PDF, 207 KB

1982

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