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Orange G

CAT: 0203-25401-22Size: 25 gDry Ice: NoHazardous: No
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CAT#:0203-25401-22Size:25 g
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CAS Number
1936-15-8
Storage Conditions
Room Temperature
Grade
EP (Extra Pure Reagent)

Chemical Information

C.I. Acid Orange 10

Orange G is an organic sodium salt that is the disodium salt of 7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid. It is often combined with other yellow dyes in alcoholic solution to stain erythrocytes in trichrome methods, and is used for demonstrating cells in the pancreas and pituitary. It has a role as a histological dye. It contains a 7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonate.

CAS Number1936-15-8
PubChem CID16015
IUPAC Namedisodium;7-hydroxy-8-phenyldiazenylnaphthalene-1,3-disulfonate
Molecular FormulaC16H10N2Na2O7S2
Molecular Weight452.4
Topological Polar Surface Area176
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count9
Rotatable Bond Count2
Heavy Atom Count29
Formal Charge0
Complexity724
SMILES
C1=CC=C(C=C1)N=NC2=C(C=CC3=CC(=CC(=C32)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]
InChI
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
InChIKey
HSXUHWZMNJHFRV-UHFFFAOYSA-L
Chemical Structure
2D Structure
2D structure of C.I. Acid Orange 10
CAS: 1936-15-8
CID: 16015
Formula: C16H10N2Na2O7S2
MW: 452.4
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight452.4
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count9
Rotatable Bond Count2
Exact Mass451.97248157
Monoisotopic Mass451.97248157
Topological Polar Surface Area176 Ų
Heavy Atom Count29
Formal Charge0
Complexity724
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count3
Compound Is CanonicalizedYes

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