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Dive into the research topics where Samia M. Sayed is active.

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Featured researches published by Samia M. Sayed.


Heteroatom Chemistry | 1999

Synthesis and reactivity of cyanomethyl 2‐amino‐4‐methylthiazolyl ketone. A facile synthesis of novel pyrazolo[5,1‐c]1,2,4‐triazine, 1,2,4‐triazolo[5,1‐c]1,2,4‐triazine, 1,2,4‐triazino[4,3‐a]benzimidazole, pyridazine‐6‐imine and 6‐oxopyridazinone derivatives

Samia M. Sayed; Mohamed A. Raslan; Mohamed A. Khalil; Kamal M. Dawood


Heteroatom Chemistry | 2000

Reactivity of 3‐(benzothiazol‐2‐yl)‐3‐oxopropanenitrile: A facile synthesis of novel polysubstituted thiophenes

Mohamed A. Raslan; Samia M. Sayed; Mohamed A. Khalil; Ahmad M. Farag


Heterocycles | 2013

IMINOPHOSPHORANES IN HETEROCYCLIC SYNTHESIS : SYNTHESIS OF PYRAZOLO[1,5-a]PYRIMIDINES, IMIDAZO[1,2-b]PYRAZOLE AND PYRAZOLO[1,5-b][1,2,4]TRIAZINE DERIVATIVES VIA INTERMOLECULAR AZA-WITTIG REACTIONS

Mohamed A. Raslan; Mohamed A. Khalil; Samia M. Sayed


American Journal of Organic Chemistry | 2012

Reactivity of 2-Cyano-N-(4-(1-Methyl-1 H -benzo[d]imidazol-2-yl)-3-(Methylthio)-1-Phenyl-1 H -Pyrazol-5-yl)Acetamide: A Facile Synthesis of Pyrazole, Thiazole, 1,3,4-Thiadiazole and Polysubstituted Thiophene Derivatives

Mohamed A. Khalil; Samia M. Sayed; Mohamed A. Raslan


Journal of The Chinese Chemical Society | 2003

Studies with Heterocyclic β‐Enaminoniriles: A Simple Route for the Synthesis of Polyfunctionally Substituted Thiophene, Imidazo[1,2:1′,6′]pyrimido[5,4‐b]thiophene and Thieno[3,2‐d]pyrimidine Derivatives

Mohamed A. Raslan; Samia M. Sayed


American Journal of Organic Chemistry | 2012

A Facile Synthesis of New 3-(1-Methyl benzimidazol-2-yl) Pyrazolopyrimidine and Pyrimido[2, 1-b][1,3]benzothiazole Derivatives of Potential Biosignificant Interest

Samia M. Sayed; Mohamed A. Khalil; Mohamed A. Raslan


Journal of The Chinese Chemical Society | 2003

Nitriles in heterocyclic synthesis: Reactivity of 2-(benzothiazol-2-ylmethyl)-1,3-thiazol-4(5H)-one towards α, β-unsaturated nitriles

Samia M. Sayed


Journal of The Chinese Chemical Society | 2000

Synthesis and Reactivity of 2-(2,2-Dicyano-1-methylvinyl)benzothiazole in Heterocyclic Synthesis: Convenient Route to Some Pyridazinone, Hydrazonoethyl, Thiophene, Phathalic Anhydride and Benzene Derivatives Incorporating a Benzothiazole Moiety

Maghraby Ali Selim; Mohamed A. Raslan; Mohamed A. Khalil; Samia M. Sayed


American Journal of Organic Chemistry | 2012

Heterocyclic Synthesis Via Enaminonitriles: One-Pot Synthesis of Some New Pyrazole, Pyrimidine, Pyrazolo(1,5-A)Pyrimidine and Pyrido(2,3-D)Pyrimidine Derivatives

Mohamed A. Khalil; Samia M. Sayed; Mohamed A. Raslan


Journal of The Chinese Chemical Society | 2000

Heterocyclic Fused Rings with Bridgehead Nitrogen Atoms: Synthesis of [1,2,4]triazolo[1′,5′:4,3][1,4]oxazepino[5,6-b]pyrazole Derivatives

Samia M. Sayed

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