Orange G

Orange G
Names
Other names
Acid Orange 10
C.I. 16230
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.016.096 Edit this at Wikidata
KEGG
UNII
  • 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+;; checkY
    Key: HSXUHWZMNJHFRV-QIKYXUGXSA-L checkY
  • InChI=1/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+;;
    Key: HSXUHWZMNJHFRV-JLAJEUQUBD
  • [Na+].[Na+].[O-]S(=O)(=O)c3cc2ccc(O)c(/N=N/c1ccccc1)c2c(c3)S([O-])(=O)=O
Properties
C16H10N2Na2O7S2
Molar mass 452.38 g/mol
Melting point 141 °C
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
R36/37/38, S26, S36
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Orange G also called C.I. 16230,[1] Acid Orange 10,[1] or orange gelb[2] is a synthetic azo dye used in histology in many staining formulations. It usually comes as a disodium salt. It has the appearance of orange crystals or powder.

  1. ^ a b Cite error: The named reference Lillie, 1974 was invoked but never defined (see the help page).
  2. ^ Carson, Freida L; Hladik, Christa (2009). Histotechnology: A Self-Instructional Text (3 ed.). Hong Kong: American Society for Clinical Pathology Press. p. 362. ISBN 978-0-89189-581-7.