Guanidine hydrochloride, Molecular Biology Grade
Guanidine hydrochloride, Molecular Biology Grade
Guanidine hydrochloride, Molecular Biology Grade
Guanidine hydrochloride, Molecular Biology Grade
Thermo Scientific Chemicals

Guanidine hydrochloride, Molecular Biology Grade

A protein denaturant
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Quantity:
500 g
100 g
Catalog number ALFJ65661.36
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Quantity:
500 g
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Chemical Identifiers
CAS1343-88-0
IUPAC Namesilicon(4+) magnesium(2+) trioxidandiide
Molecular FormulaMgO3Si
InChI KeyZADYMNAVLSWLEQ-UHFFFAOYSA-N
Molecular Weight (g/mol)100.39
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Form)Powder
Particle size41.0 % (80 mesh) typical
Particle size20.0 % (70 mesh) typical
Particle size6.9 % (140 mesh) typical
Appearance (Color)White to off-white
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Guanidine hydrochloride is used for the denaturation and subsequent refolding of proteins. This strong denaturant can solubilize insoluble or denatured proteins such as inclusion bodies. This can be used as the first step in refolding proteins or enzymes into their active form. Urea and dithiothreitol (DTT) may also be necessary. Guanidine hydrochloride is used in RNA isolation to dissociate nucleoproteins and inhibit RNase.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Guanidine hydrochloride is used for the denaturation and subsequent refolding of proteins. This strong denaturant can solubilize insoluble or denatured proteins such as inclusion bodies. This can be used as the first step in refolding proteins or enzymes into their active form. Urea and dithiothreitol (DTT) may also be necessary. Guanidine hydrochloride is used in RNA isolation to dissociate nucleoproteins and inhibit RNase.

Solubility
Freely soluble in water

Notes
Protect from heat. Store away from oxidizing agents.
RUO – Research Use Only

General References:

  1. Dipti Arora.; Navin Khanna. Method for increasing the yield of properly folded recombinant human gamma interferon from inclusion bodies. Journal of Biotechnology. 1996, 52, (2), 127-133.
  2. Cing-Yuen Won.; Maurice R. Eftin. Incorporation of Tryptophan Analogues into Staphylococcal Nuclease, Its V66W Mutant, and Δ137-149 Fragment: Spectroscopic Studies. Biochemistry. 1998, 37, (25), 8938-8946.