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Orange G

CAS: 1936-15-8 | C16H12N2Na2O7S2

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 1936-15-8
Molecular Formula: C16H12N2Na2O7S2
Molecular Mass: 454.39 g/mol

Names and Synonyms:

Orange G
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(2-phenyldiazenyl)-, sodium salt (1:2)
C.I. Acid Orange 10
C.I. Acid Orange 10, disodium salt
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(phenylazo)-, disodium salt
2-Naphthol-6,8-disulfonic acid, 1-phenylazo-, disodium salt
Orange GBPC
C.I. 16230
Acidal Fast Orange
Acid Fast Orange G
Acid Fast Orange EGG
Acid Leather Orange KG
Acid Leather Orange PGW
Acid Orange G
Acid Orange 2G
Acid Orange 10
Acilan Orange GX
Amacid Crystal Orange
Apocid Orange 2G
Atul Acid Crystal Orange G
Brasilan Orange 2G
Bucacid Fast Orange G
Calcocid Fast Light Orange 2G
Certicol Orange GS
Cetil Light Orange GG
Colacid Orange G
Crystal Orange 2G
Dolkwal Orange G
Egacid Orange GG
Eniacid Light Orange G
Erio Fast Orange AS
Fast Acid Orange G
Fast Light Orange G
Fast Light Orange GA-CF
Fenazo Light Orange 2G
Food Orange GG
Hexacol Orange G
Hexacol Orange GG Crystals
Hidacid Fast Orange G
Hispacid Fast Orange 2G
Kiton Fast Orange G
Light Orange G
Naphthalene Fast Orange 2G
Neklacid Fast Orange GG
Orange 2G
1370 Orange
Orange BPC
Orange GG
Solar Light Orange GX
Straight Orange G
Tertracid Light Orange G
Vondacid Light Orange 2G
Wool Orange G
Wool Orange 2G
Xylene Fast Orange G
C.I. Food Orange 4
D and C Orange No. 3
Orange G
Naphthalene Fast Orange 2GS
Acid Lightfast Orange
Acid Orange Lightfast
Sandolan Fast Orange E-GL
Amacid Light Orange G
Food Orange 4
Acid Orange EGG
Acid Leather Orange G
Duasyn Acid Orange GG
Acid Orange GG
Keyacid Orange 2G
Acid Orange G Crystal
Multacid Orange 2G
Water Orange 145924
Concorde Acid Orange L-GX
Dynacid Orange 2G
Acid Fast Orange GG
Acid Crystal Orange
Crystal Orange G
Acid Orange 2GL
Triacid Light Orange 2G
Vicoacid Orange IJ
Victacid Orange IJ
Naphthazine Orange 2G
Pacid Orange G 10
Sandolan Orange E-GL
Indacid Crystal Orange
Kemacid Crystal Orange G
Neelicol Orange G
Anadurm Orange A-G
Colocid Orange 2G
Dyacid Orange G
Colorosacid Orange 10
Fabracid Orange FL
Dinacid Crystal Orange G
Acid Orange G 100
1-(Phenylazo)-2-naphthol-6,8-disulfonic acid disodium salt
Orange G II

Identifiers:

SMILES:
O=S(=O)(O)c1cc(S(=O)(=O)O)c2c(N=Nc3ccccc3)c(O)ccc2c1.[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);;

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 454.39 g/mol CAS Common Chemistry
454.3930000000001 g/mol RDKit
453.988131284 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Orange_G CAS Common Chemistry
Canonical SMILES [Na].O=S(=O)(O)C1=CC2=CC=C(O)C(N=NC=3C=CC=CC3)=C2C(=C1)S(=O)(=O)O CAS Common Chemistry
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);; CAS Common Chemistry
InChI Key InChIKey=YYLDMWDSARRTLP-UHFFFAOYSA-N CAS Common Chemistry
Name Acid Orange 10 CAS Common Chemistry
Orange G CAS Common Chemistry
Heavy Atom Count 29 RDKit
Hydrogen Bond Acceptors 7 RDKit
Hydrogen Bond Donors 3 RDKit
Rotatable Bonds 4 RDKit
Aromatic Ring Count 3 RDKit
Topological Polar Surface Area 153.68999999999997 Ų RDKit
LogP 2.6926000000000014 RDKit
Molar Refractivity 107.36800000000004 RDKit

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