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Isiaka A. Ogunwande

Publications (15)

Zierone: A Sesquiterpene Ketone from the Essential Oil of Cyperus distans L. (Cyperaceae)

Oladipupo A. Lawal, Isiaka A. Ogunwande, Andy R. Opoku & Adebola O. Oyedeji · Advances in Research · 2016

Aims: The study investigates the essential oil obtained from the rhizomes of Cyperus distans collected from different location, and compared the result with previous sample and other reports on the chemical composition of essential oils from several species of the genus Cyperus....

Open access Research Article 10.9734/AIR/2016/25252

Volatile Constituents from the Leaves of Pachira aquatica Aubl Grown in Nigeria

Oladipupo A. Lawal, Isiaka A. Ogunwande & Andy R. Opoku · International Research Journal of Pure and Applied Chemistry · 2015

The hydrodistilled essential oil obtained from the leaves of Pachira aquatica Aubl. growing in Nigeria was analyzed by gas chromatography-flame ionization detector (GC-FID) and gas chromatography coupled with mass spectrometry (GC/MS). Six constituents representing 99.8% of the o...

Open access Research Article 10.9734/IRJPAC/2015/16319

Chemical Composition of Essential Oils of Plumeria rubra L. Grown in Nigeria

Oladipupo A. Lawal, Isiaka A. Ogunwande & Andy R. Opoku · European Journal of Medicinal Plants · 2014

The chemical compositions of essential oils obtained by hydrodistillation of the leaves and flowers of pink-flower Plumeria rubra L., grown in Nigeria were being reported. The chemical analysis was performed by means of gas chromatography-flame ionization detector (GC-FID) and ga...

Open access Research Article 10.9734/EJMP/2015/15295

Anti-inflammatory Activity of Hexane and Ethyl Acetate Extracts of Hura crepitans L.

Opeyemi N. Avoseh, Latifat O. Ogunbajo, Isiaka A. Ogunwande, Akintayo L. Ogundajo & Oladipupo A. Lawal · European Journal of Medicinal Plants · 2018

Aims: The present research aimed to evaluate the anti-inflammatory action of hexane and ethyl acetate extracts of Hura crepitans L. (Euphorbiaceae) grown in Nigeria Study Design:  The study involves the extraction of crude extracts from the leaf of H. crepitans and the evaluation...

Open access Research Article 10.9734/EJMP/2018/41439

Phytoconstituents and Insecticidal Activity of Different Solvent Leaf Extracts of Chromolaena odorata L., against Sitophilus zeamais (Coleoptera: Curculionidae)

Oladipupo A. Lawal, Andy R. Opoku & Isiaka A. Ogunwande · European Journal of Medicinal Plants · 2014

The chemical profiles of volatile compounds obtained from different leaf extracts of Chromolaena odorata L, were determined by gas chromatography (GC) and gas chromatography couples with mass spectrometry (GC/MS). The hexane extract was characterized by abundance of phytol (23.1%...

Open access Research Article 10.9734/EJMP/2015/6739

Chemical Composition of Essential Oils from the Leaves, Seeds, Seed-pods and Stems of Bixa orellana L. (Bixaceae)

Abdullatif O. Giwa-Ajeniya, Abayomi Ademefun, Oladipupo A. Lawal & Isiaka A. Ogunwande · Archives of Current Research International · 2016

Aims: The aim of the present study is to report the volatile compounds identified in the essential oils obtained by hydrodistillation from the various parts of B. orellana. Study Design: The design includes the extraction of essential oil from air-dried leaves, seeds, seed-pods a...

Open access Research Article 10.9734/ACRI/2016/30587

Chemical Composition of Essential Oil of Baeckea frutescens L.

Do N. Dai, Tran D. Thang, Tajudeen O. Olayiwola & Isiaka A. Ogunwande · International Research Journal of Pure and Applied Chemistry · 2015

The volatile components of the leaf oil of Baeckea frutescens L. (Myrtaceae) from the Hatinh Province, Vietnam, were analysed by capillary gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS) and co-elution techniques. The identified compounds constituted more...

Open access Research Article 10.9734/IRJPAC/2015/17199

Chemical Constituents of Essential Oil from the Leaves of Ipomoea batatas L. (Lam.)

Abul Razaq O. Ogunmoye, Muritala A. Adebayo, Ebije Inikpi & Isiaka A. Ogunwande · International Research Journal of Pure and Applied Chemistry · 2015

The essential oil, obtained by hydrodistillation in an all glass Clevenger apparatus, from the air-dried leaves of Ipomoea batatas L. (Lam.) growing in Nigeria was analyzed by gas chromatography-flame ionization detector (GC-FID) and gas chromatography coupled with mass spectrome...

Open access Research Article 10.9734/IRJPAC/2015/16454

Essential Oil from the Fruits of Fissistigma bracteolatum and Fissistigma maclurei

Nguyen V. Hung, Do N. Dai, Tran H. Thai, Tran D. Thang & Isiaka A. Ogunwande · Chemical Science International Journal · 2016

Aims: The aim of this study was to isolate essential oils from the fruits of Fissistigma bracteolatum and Fissistigma maclurei (Annonaceae) and investigate the volatile constituents present they contained. Study Design: The study involves the hydrodisitillation of essential oils...

Open access Research Article 10.9734/CSJI/2016/29572

Volatile Constituents and Insecticidal Activity of Essential Oil of Margaritaria discoidea (Baill.) G. L. Webster

Oladipupo A. Lawal, Sunkanmi E. Sotubo, Adesola A. Osunsami, Olanrewaju I. Eresanya & Isiaka A. Ogunwande · Journal of Scientific Research and Reports · 2016

The volatile constituents and insecticidal activity of essential oil obtained by hydrodistillation of air-dried and pulverized leaves of Magaritaria discoidea (Baill.) G. L. Webster growing in Nigeria was studied. The constituents of the oil were analysed by means of gas chromato...

Open access Research Article 10.9734/JSRR/2016/28523

Composition of Essential Oils from the Leaf and Stem Bark of Michelia foveolata

Do N. Dai, Dau Ba Thin, Tran D. Thang, Tajudeen O. Olayiwola & Isiaka A. Ogunwande · Journal of Scientific Research and Reports · 2016

The chemical constituents of essential oils obtained from the hydrodistillation of the leaf and stem of Michelia foveolata Merr. et Dandy (Magnoliaceae) were being reported. The main compounds of the leaf essential oil are β-caryophyllene (37.1%) and bicyclogermacrene (23.3%). Ho...

Open access Research Article 10.9734/JSRR/2016/25304

Constituent of Essential Oil from Ficus benghalensis L.

Muritala A. Adebayo, Sherifat A. Aboaba, Olanrewaju I. Eresanya, Adeleke A. Ajetunmobi & Isiaka A. Ogunwande · European Journal of Medicinal Plants · 2015

The characterization of the leaf essential oil of Ficus benghalensis L. (Moraceae) was performed by gas chromatography-flame ionisation detector (GC-FID) and gas chromatography-mass spectrometry (GC-MS). Monoterpene compounds (5.9%) are less common in the oil while the sesquiterp...

Open access Research Article 10.9734/EJMP/2015/18803

Comparative Study on the Phytochemical Compositions and Antihyperglycemic Potentials of the Leaves Extracts of Combretum paniculatum and Morinda morindoides

Akintayo L. Ogundajo, Mutiu I. Kazeem, Jude E. Evroh, Mayowa M. Avoseh & Isiaka A. Ogunwande · European Journal of Medicinal Plants · 2015

The phytocheimcal components and antihyperglycemic potential of methanol and ethanol leaves extracts of Combretum paniculatum Vent (Combretaceae) and Morinda morindoides (Baker) Milne-Redh (Rubiaceae) grown in Nigeria have been studied. The phytochemical composition was determine...

Open access Research Article 10.9734/EJMP/2015/15929

Essential Oil Constituents from the Fruit of Alpinia menghaiensis

Do N. Dai, Le T. Huong, Tran D. Thang, Tajudeen O. Olayiwola, Abdul Razaq A. Ogunmoye & Isiaka A. Ogunwande · Biotechnology Journal International · 2016

The chemical composition of volatiles from the fruits of Alpinia menghaiensis S. Q. Tong & Y. M. Xia (Zingiberaceae) has been studied. The essential oils were obtained by hydrodistillation in a Clevenger-type apparatus and analyzed by gas chromatography (GC-FID) and gas chrom...

Open access Research Article 10.9734/BBJ/2016/22908

Chemical Composition of Essential Oils from the Stem Barks of Three Cinnamomum Species

Le C. Son, Do N. Dai, Tran D. Thang, Tajudeen O. Olayiwola, Duong D. Huyen, AbdulRazaq Ogunmoye & Isiaka A. Ogunwande · Current Journal of Applied Science and Technology · 2015

The stem barks essential oils of three Vietnamese species of Cinnamomum grown in Vietnam were analyzed by gas chromatography (GC) and gas chromatography-mass spectrometry (GC/MS). The main monoterpene compounds of Cinnamomum kunstleri Rild., were 1, 8-cineole (25.3%), α-terpineol...

Open access Research Article 10.9734/BJAST/2015/20442