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O3756 Sigma-Aldrich

Orange G

for NA electrophoresis

Synonym: 1-Phenylazo-2-naphthol-6,8-disulfonic acid disodium salt, 7-Hydroxy-8-phenylazo-1,3-naphthalenedisulfonic acid disodium salt, Acid Orange 10, Wool Orange 2G

  • CAS Number 1936-15-8

  • Empirical Formula (Hill Notation) C16H10N2Na2O7S2

  • Molecular Weight 452.37

  •  Colour Index Number 16230

  •  Beilstein/REAXYS Number 4120705

  •  EC Number 217-705-6

  •  MDL number MFCD00012457

  •  PubChem Substance ID 57654483

  •  NACRES NA.52

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Properties

Related Categories Cell Biology, Hematology and Histology, O, Stains & Dyes, A to Z, Stains and Dyes More...
grade   for molecular biology
form   powder
storage temp.   room temp
SMILES string   [Na+].[Na+].Oc1ccc2cc(cc(c2c1\N=N\c3ccccc3)S([O-])(=O)=O)S([O-])(=O)=O
InChI   1S/C16H12N2O7S2.2Na/c19-13-7-6-10-8-12(26(20,21)22)9-14(27(23,24)25)15(10)16(13)18-17-11-4-2-1-3-5-11;;/h1-9,19H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-17+;;
InChI key   HSXUHWZMNJHFRV-QIKYXUGXSA-L

Description

General description

Orange G is an azo dye that is acidic in nature. It is widely used as a tracking dye for nucleic acid gel electrophoresis to track DNA front in agarose gels. Typically runs at 50bp in up to 2.5% agarose.

Application

Orange G has been used as a DNA gel loading dye.

Orange G is a tracking dye used in nucleic acid electrophoresis to track DNA front in agarose gels. Also used in SDS-capillary electrophoresis as a standard. Typically runs at 50bp in up to 2.5% agarose.

Packaging

25, 100 g in glass bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
QJ6500000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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