Nanomagnetically Modified Sulfuric Acid (γ-Fe2O3@SiO2-OSO3H): An Efficient, Fast, and Reusable Catalyst for Greener Paal–Knorr Pyrrole Synthesis

Organic synthesis in deep eutectic solvents: Paal–Knorr reactions

(2013) Scott Handy et al.   TETRAHEDRON LETTERS

1-Methylimidazolium hydrogen sulfate catalyzed convenient synthesis of 2,5-dimethyl-N-substituted pyrroles under ultrasonic irradiation

(2013) Daqing Li et al.   ULTRASONICS SONOCHEMISTRY

One-pot Green Synthesis of Pyrrole Derivatives Catalyzed by Nano Sulfated Zirconia as a Solid Acid Catalyst

(2012) Abbas Teimouri et al.   CHINESE JOURNAL OF CHEMISTRY

Vitamin B1 as a metal-free organocatalyst for greener Paal–Knorr pyrrole synthesis

(2012) Hossein Reza Darabi et al.   Environmental Chemistry Letters

A new and green synthesis of formamidines by γ-Fe2O3@SiO2–HBF4 nanoparticles as a robust and magnetically recoverable catalyst

(2012) Mehdi Sheykhan et al.   JOURNAL OF MOLECULAR STRUCTURE

Silica-supported bismuth(III) chloride as a new recyclable heterogeneous catalyst for the Paal–Knorr pyrrole synthesis

(2012) Kioumars Aghapoor et al.   JOURNAL OF ORGANOMETALLIC CHEMISTRY

Polystyrene-supported GaCl3 as a highly efficient and recyclable heterogeneous Lewis acid catalyst for one-pot synthesis of N-substituted pyrroles

(2012) Ali Rahmatpour   JOURNAL OF ORGANOMETALLIC CHEMISTRY

Nanomagnetically modified sulfuric acid (γ-Fe2O3@SiO2-OSO3H): an efficient, fast, and reusable green catalyst for the Ugi-like Groebke-Blackburn-Bienaymé three-component reaction under solvent-free conditions

(2012) Sadegh Rostamnia et al.   TETRAHEDRON LETTERS

Nanosilver embedded on hydroxyapatite-encapsulated γ-Fe2O3: Superparamagnetic catalyst for chemoselective oxidation of primary amines to N-monoalkylated hydroxylamines

(2011) Leila Ma’mani et al.   APPLIED CATALYSIS A-GENERAL

Silica-supported antimony(III) chloride as a mild and reusable catalyst for the Paal–Knorr pyrrole synthesis

(2011) Hossein Reza Darabi et al.   Environmental Chemistry Letters

Xanthan sulfuric acid as an efficient, green, biodegradable, and recyclable solid acid catalyst for one-pot synthesis of N-substituted pyrroles under solvent-free conditions at room temperature

(2011) Ali Rahmatpour   MONATSHEFTE FUR CHEMIE

The Ritter reaction under incredibly green protocol: Nano magnetically silica-supported Brønsted acid catalyst

(2010) Leila Ma’mani et al.   APPLIED CATALYSIS A-GENERAL

Sulfamic acid heterogenized on hydroxyapatite-encapsulated γ-Fe2O3 nanoparticles as a magnetic green interphase catalyst

(2010) Mehdi Sheykhan et al.   JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL

Silica sulfuric acid (SSA) as a solid acid heterogeneous catalyst for one-pot synthesis of substituted pyrroles under solvent-free conditions at room temperature

(2010) Hojat Veisi   TETRAHEDRON LETTERS

Ruthenium (III) Chloride as a Novel and Efficient Catalyst for the Synthesis of Substituted Pyrroles Under Solvent-Free Conditions

(2008) Surya K. De   CATALYSIS LETTERS

Ultrasound-assisted synthesis of pyrroles catalyzed by zirconium chloride under solvent-free conditions

(2008) Zhan-Hui Zhang et al.   ULTRASONICS SONOCHEMISTRY