M.H.Helal
M.H.Helal
Verified email at science.helwan.edu.eg - Homepage
Title
Cited by
Cited by
Year
USE OF ALOE IN TREATING LEG ULCERS AND DERMATOSES (1973)
M El Zawahry, MR Hegazy, M Helal, B Ph, P Ch
International journal of dermatology, 68-74, 1973
921973
Chemical composition and biological activity of ripe pumpkin fruits (Cucurbita pepo L.) cultivated in Egyptian habitats
SEA Badr, M Shaaban, YM Elkholy, MH Helal, AS Hamza, MS Masoud, ...
Natural product research 25 (16), 1524-1539, 2011
522011
Novel synthesis and antitumor evaluation of polyfunctionally substituted heterocyclic compounds derived from 2-cyano-N-(3-cyano-4, 5, 6, 7-tetrahydrobenzo [b] thiophen-2-yl …
HZ Shams, RM Mohareb, MH Helal, AE Mahmoud
Molecules 16 (1), 52-73, 2011
432011
Design and synthesis of novel antimicrobial acyclic and heterocyclic dyes and their precursors for dyeing and/or textile finishing based on 2-N-acylamino-4, 5, 6, 7-tetrahydro …
HZ Shams, RM Mohareb, MH Helal, AES Mahmoud
Molecules 16 (8), 6271-6305, 2011
332011
Doping of silver vanadate and silver tungstate nanoparticles for enhancement the photocatalytic activity of MIL-125-NH2 in dye degradation
HE Emam, HB Ahmed, E Gomaa, MH Helal, RM Abdelhameed
Journal of Photochemistry and Photobiology A: Chemistry 383, 111986, 2019
302019
Synthesis, structure elucidation, and biological evaluation of some fused and/or pendant thiophene, pyrazole, imidazole, thiazole, triazole, triazine, and coumarin systems …
HZ Shams, RM Mohareb, MH Helal, AE Mahmoud
Phosphorus, Sulfur, and Silicon and the Related Elements 182 (2), 237-263, 2007
302007
Synthesis and characterisation of a new series of pyridinone azo dyes for dyeing of synthetic fibers
MH Helal
Pigment & resin technology, 2004
282004
Recent trends in synthesis and application of nitrogen heterocyclic azo dyes
GH Elgemeie, MH Helal, HM El‐Sayed
Pigment & resin technology, 2001
262001
Exhaust dyeing of polyester‐based textiles using high‐temperature–alkaline conditions
NA Ibrahim, MA Youssef, MH Helal, MF Shaaban
Journal of applied polymer science 89 (13), 3563-3573, 2003
172003
Enhancement in the catalytic activity of Pd/USY in the Heck reaction induced by H2 bubbling
K Okumura, T Tomiyama, S Moriyama, A Nakamichi, M Niwa
Molecules 16 (1), 38-51, 2011
152011
Synthesis of a new series of polyfunctionally substituted pyrazole azo dye systems for dyeing of synthetic and modified cellulose fibers
HZ Shams, MH Helal, FA Mohamed
Pigment & resin technology, 2001
142001
Novel pyridine‐2 (1H)‐thione and thieno‐[2, 3‐b] pyridine derivatives containing arylazo moiety: synthesis, characterization and dyeing properties
GH Elgemeie, MH Helal, EM Abbas, EAA Mowla
Pigment & resin technology, 2002
122002
A NOVEL SYNTHESIS OF POLYFUNCTIONALLY SUBSTITUTED PYRAZOLO [1, 2= a] PYRAZOLE, AND THIENO [3′, 2′-3, 4] PYRAZOLO [1, 2-a] PYRAZOLE SYSTEMS
HZ Shams, MH Helal, FA Mohamed
Phosphorus, Sulfur, and Silicon and the Related Elements 174 (1), 255-267, 2001
122001
A novel synthesis of 1‐oxo‐thieno [3’, 2’‐3, 4] pyrazolo [1, 2‐a] pyrazole azo dye systems for dyeing of synthetic and modified cellulose fibers
HZ Shams, MH Helal, FA Mohamed, SA Abd‐Elhafiz
Pigment & resin technology, 2001
122001
A simple approach for the synthesis of coumarin fluorescent dyes under microwave irradiation and their application in textile printing
GH Elgemeie, KA Ahmed, EA Ahmed, MH Helal, DM Masoud
Pigment & Resin Technology, 2016
102016
Synthesis and application of novel disazo pyrazolo [1, 2‐a] pyrazole reactive dyes
HZ Shams, YA Youssef, FA Mohamed, MM El‐Zawahry, MH Helal, ...
Pigment & Resin Technology, 2009
102009
Synthesis and dyeing properties of a new class of condensed carbocyclic arylazopyrazolo [1, 5‐a] pyrimidines
GH Elgemeie, MH Helal, KA Ahmed
Pigment & resin technology, 2003
102003
Novel arylazopyrazolo [1, 5‐a] pyrimidine derivatives: synthesis, properties and dyeing characteristics
GH Elgemeie, MH Helal, HM El‐Sayed
Pigment & resin technology, 2004
92004
Synthesis of and dyeing characteristics of novel pyrazolo [1, 5‐a] pyrimidine derivatives containing two arylazo functions
GH Elgemeie, MH Helal, HM El‐Sayed
Pigment & resin technology, 2003
82003
Synthesis of a new series of thiazole and pyrazole azo dye systems for dyeing synthetic fibers
MH Helal
Pigment & resin technology, 2001
82001
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