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Urea

SIGMA/U4883 - 8 M (after reconstitution with 16 mL high purity water)

Synonym: Urea solution; Carbamide; Carbonyldiamide

CAS Number: 57-13-6
Empirical Formula (Hill Notation): CH4N2O
Molecular Weight: 60.06
EC Number: 200-315-5
MDL Number: MFCD00008022
Linear Formula: NH2CONH2
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-U4883-6X25ML 25 mL
$64.90
6/EA
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concentration 8 M (after reconstitution with 16 mL high purity water)
form powder
InChI 1S/CH4N2O/c2-1(3)4/h(H4,2,3,4)
InChI key XSQUKJJJFZCRTK-UHFFFAOYSA-N
Quality Level 100 
SMILES string NC(N)=O
solubility H2O: soluble (1 vial plus 16 mL)
Application: Useful for solubilizing and denaturing proteins in preparation for 2D-PAGE, enzymatic digests, IMAC Chromatography, and related procedures.
Urea has been used for protein sample preparation for reverse-phase nanospray liquid chromatography-tandem mass spectrometry.
General description: Urea is a chaotropic agent and is used for protein denaturation. It disturbs the hydrogen bonds in the secondary, tertiary and quaternary structure of proteins. It can also disturb hydrogen bonding present in DNA secondary structure.
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
UNSPSC 12352200

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