806056 Sigma-Aldrich

Guanidinium iodide

Green Alternative


Synonym: Aminoformamidine hydriode, Diaminomethaniminium iodide, Greatcell Solar®, Guanidine hydriodide, Guanidine monohydroiodide

  • CAS Number 19227-70-4

  • Empirical Formula (Hill Notation) CH6IN3

  • Molecular Weight 186.98



Related Categories Alternative Energy, Chemical Synthesis, Enabling Products, Greener Alternative Products, Material Sciences,
assay   ≥99%
form   powder
greener alternative product characteristics   Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.
mp   194-199 °C
greener alternative category   Enabling



The iodide and bromide based alkylated halides find applications as precursors for fabrication of perovskites for photovoltaic applications.


5, 25 g in poly bottle

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Product of Greatcell Solar®

Greatcell Solar is a registered trademark of Greatcell Solar

Safety & Documentation

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NONH for all modes of transport


Certificate of Analysis (COA)

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Protocols & Articles


Recent Advances in Hybrid Halide Perovskites-based Solar Cells

Kuppuswamy Kalyanasundaram, Shaik. M. Zakeeruddin, Michaël Grätzel* Laboratory for Photonics and Interfaces (LPI) Swiss Federal Institute of Technology at Lausanne (EPFL) 1015 Lausanne, Switzerland *...
Kuppuswamy Kalyanasundaram, Shaik. M. Zakeeruddin, Michaël Grätzel
Material Matters, 2016, 11.1, 3
Keywords: Absorption, Atomic layer deposition, Capillary electrophoresis, Degradations, Deposition, Diffusion, Environmental, Infrared spectroscopy, Nanomaterials, Nanotubes, Nucleic acid annealing, Recombination, Semiconductor, Separation, Sol-gel, Solar cells, Solvents, Spectroscopy, Spin coating, Substitutions

Ultra-High Efficiency Perovskite-Perovskite Tandem Solar Cells

Chemistry and Nanoscience Center, National Renewable Energy Laboratory, Golden, Colorado 80401, USA *Email:
Zhen Li and Kai Zhu*
Material Matters, 2018, 13.1
Keywords: Absorption, Adhesion, Degradations, Deposition, Diffraction, Evaporation, Infrared spectroscopy, Nanotubes, Nucleic acid annealing, Oxidations, Photovoltaics, Recombination, Renewable energy, Semiconductor, Solar cells, Solvents, Ultraviolet-Visible spectroscopy, X-Ray diffraction

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