Organic Preparations and Procedures International, Volume 52, Issue 5 (2020)

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Organic Preparations and Procedures International, Volume 52, Issue 5 (2020)

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Review Article

Review Article
Eco-friendly Preparations of Heterocycles Using Fruit Juices as Catalysts: A Review
Susheel Gulati, Rajvir Singh, Jayant Sindhu & Suman Sangwan
Pages: 381-395
Published online: 14 Jul 2020
First Page PreviewforEco-friendly Preparations of Heterocycles Using Fruit Juices as Catalysts: A Review | Full Text | References | PDF (2.2 MB) | EPUB
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Experimental Papers

Article
A New, Highly Efficient and Green Protocol for the Synthesis of Pyranochromenes
Leila Zare Fekri, Mohammad Nikpassand & Sakineh Pourmirzajani
Pages: 396-401
Published online: 20 Jul 2020
First Page PreviewforA New, Highly Efficient and Green Protocol for the Synthesis of Pyranochromenes | Full Text | References | PDF (585.3 KB) | EPUB
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Article
One-pot Synthesis of Pyranoquinoline Derivatives Using a New Nanomagnetic Catalyst Supported on Functionalized 4-Aminopyridine (AP) Silica
Amir Shabanloo, Ramin Ghorbani-Vaghei & Sedigheh Alavinia
Pages: 402-409
Published online: 14 Jul 2020
First Page PreviewforOne-pot Synthesis of Pyranoquinoline Derivatives Using a New Nanomagnetic Catalyst Supported on Functionalized 4-Aminopyridine (AP) Silica | Full Text | References | PDF (2.4 MB) | EPUB | Supplemental
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Article
Design of 2-Carboxy-1-sulfopyridin-1-ium Chloride as an Efficient and Eco-friendly Catalyst for the One-pot Synthesis of Highly Functionalized Tetrahydropyridines
Ahmad Reza Moosavi-Zare & Hadis Afshar-Hezarkhani
Pages: 410-421
Published online: 08 Sep 2020
First Page PreviewforDesign of 2-Carboxy-1-sulfopyridin-1-ium Chloride as an Efficient and Eco-friendly Catalyst for the One-pot Synthesis of Highly Functionalized Tetrahydropyridines | Full Text | References | PDF (2 MB) | EPUB | Supplemental
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Article
Polystyrene Sulfonic Acid Promoted Synthesis of 14-Aryl-14H-dibenzo[a,j]xanthenes
Bi Bi Fatemeh Mirjalili, Zahra Zaghaghi & Azam Monfared
Pages: 422-427
Published online: 08 Sep 2020
First Page PreviewforPolystyrene Sulfonic Acid Promoted Synthesis of 14-Aryl-14H-dibenzo[a,j]xanthenes | Full Text | References | PDF (656.6 KB) | EPUB | Supplemental
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Article
A Highly Effectual and Rapid Protocol for the Synthesis of 5-Amino-1,3-diaryl-1H-pyrazole-4-carbonitriles Using 1,3-Disulfonic Acid Imidazolium Trifluoroacetate as a Dual-Functional Catalyst
Zahra Abshirini, Nesa Lotfifar & Abdolkarim Zare
Pages: 428-433
Published online: 04 Sep 2020
First Page PreviewforA Highly Effectual and Rapid Protocol for the Synthesis of 5-Amino-1,3-diaryl-1H-pyrazole-4-carbonitriles Using 1,3-Disulfonic Acid Imidazolium Trifluoroacetate as a Dual-Functional Catalyst | Full Text | References | PDF (933.4 KB) | EPUB
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Article
A New Approach to the Total Synthesis of 20-Deethyltubifolidine and an Entry to the Azocino[4,3-b]indoles
Nesimi Uludag & Ebru Duran
Pages: 434-441
Published online: 08 Sep 2020
First Page PreviewforA New Approach to the Total Synthesis of 20-Deethyltubifolidine and an Entry to the Azocino[4,3-b]indoles | Full Text | References | PDF (870.9 KB) | EPUB
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OPPI Briefs

Brief Report
A Formal Total Synthesis of (±)-Rishitinol
Kelly P. Marrugo, Alexis Maldonado, Ajoy K. Banerjee & Elvia V. Cabrera
Pages: 442-445
Published online: 08 Sep 2020
First Page PreviewforA Formal Total Synthesis of (±)-Rishitinol | Full Text | References | PDF (552.2 KB) | EPUB
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Brief Report
Synthesis of Triazolothiones Using Nano-Fe3O4@SiO2-SO3H as a Heterogeneous Catalyst
Javad Safaei-Ghomi, Yahya Fazeli-Mehrabani, Ali Kareem Abbas & Hossein Shahbazi-Alavi
Pages: 446-452
Published online: 08 Sep 2020
First Page PreviewforSynthesis of Triazolothiones Using Nano-Fe3O4@SiO2-SO3H as a Heterogeneous Catalyst | Full Text | References | PDF (699.6 KB) | EPUB
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Brief Report
Caffeine as a Naturally Green and Biodegradable Catalyst for Preparation of Dihydropyrano[2,3-c]pyrazoles
Farzaneh Mohamadpour
Pages: 453-457
Published online: 04 Sep 2020
First Page PreviewforCaffeine as a Naturally Green and Biodegradable Catalyst for Preparation of Dihydropyrano[2,3-c]pyrazoles | Full Text | References | PDF (512.7 KB) | EPUB
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Brief Report
Synthesis and Characterization of New Quinoline Bounded Pentamethine Cyanine Dyes
Abdolmohammad Mehranpour, Sedigheh Hashemnia, Fereshteh Azamifar & Elham Bashiri
Pages: 458-462
Published online: 08 Sep 2020
First Page PreviewforSynthesis and Characterization of New Quinoline Bounded Pentamethine Cyanine Dyes | Full Text | References | PDF (540.6 KB) | EPUB | Supplemental
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Brief Report
An Improved Synthesis of Memantine Hydrochloride
Binh Duong Vu, Ngoc Minh Ho Ba, Hung Van Tran & Dinh Chau Phan
Pages: 463-467
Published online: 08 Sep 2020
First Page PreviewforAn Improved Synthesis of Memantine Hydrochloride | Full Text | References | PDF (885.1 KB) | EPUB
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Brief Report
One-pot Preparation of Novel 1,4-Dihydropyridines in the Presence of SBA-15-SO3H
Mohammad Hosein Sayahi, Seyyed Jafar Saghanezhad & Laleh Mostafa-Shehni
Pages: 468-473
Published online: 08 Sep 2020
First Page PreviewforOne-pot Preparation of Novel 1,4-Dihydropyridines in the Presence of SBA-15-SO3H | Full Text | References | PDF (822.7 KB) | EPUB
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Brief Report
Ultrasound-Promoted One-Pot Three-Component Synthesis of β–Amino Carbonyl Compounds Using Manganese Perchlorate
Bhupinder Kaur & Harish Kumar
Pages: 474-477
Published online: 23 Sep 2020
First Page PreviewforUltrasound-Promoted One-Pot Three-Component Synthesis of β–Amino Carbonyl Compounds Using Manganese Perchlorate | Full Text | References | PDF (544.3 KB) | EPUB
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