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Azorubine
CAS: 3567-69-9 | C20H14N2Na2O7S2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
3567-69-9
Molecular Formula:
C20H14N2Na2O7S2
Molecular Weight:
504.4530000000002 g/mol
Names and Synonyms:
Azorubine
Common Name
Water Red 176554
Synonym
Carmoisine 36011
Synonym
Eurocert Carmoisine 311804
Synonym
Dycosacid Red B
Synonym
Aazorubine
Synonym
Carmoisine azorubine
Synonym
Acid Violet Red
Synonym
Necol Carmoisine
Synonym
Dyacid Red W
Synonym
Dinacid Crystal Red A
Synonym
PuriColor Red ARE 14
Synonym
Conacid Red AD
Synonym
Cogilor Red 319.11-90022
Synonym
Colorosacid Red 2B
Synonym
Rubine B
Synonym
Basovit Red 440E
Synonym
Carmoisine 36025
Synonym
Acid Naphthol Red B
Synonym
Dynacid Red C
Synonym
Water Red 176573
Synonym
Acid Carmosine S
Synonym
Neelicol Carmoisine
Synonym
Carmoisine 90141
Synonym
Cogilor Red 319.11
Synonym
Kemacid Carmosine WS
Synonym
Triacid Rubine WS
Synonym
Carmoisine 206
Synonym
Amaranth 36028
Synonym
Carmoisine B
Synonym
Acidic Red B
Synonym
Sicovit Azorubine 85E122
Synonym
Lissamine Red W
Synonym
AR 14
Synonym
Carmoisine WNN 19153
Synonym
Acid Red B
Synonym
Acid Red B (Chinese)
Synonym
Carmoisine A
Synonym
C.I. Mordant Blue 79
Synonym
Azorubin
Synonym
E 122
Synonym
Ext D and C Red No. 10
Synonym
Food red 3
Synonym
C.I. Acid Red 14
Synonym
Edicol Supra Carmoisine WS
Synonym
Azo Rubine S
Synonym
Acid Red 2S
Synonym
Tertrochrome Blue FB
Synonym
Solochrome Blue FB
Synonym
Solar Rubine
Synonym
Pontacyl Rubine R
Synonym
Omega Chrome Blue FB
Synonym
Neklacid Azorubine W
Synonym
Nacarat Extra Pure A
Synonym
Nacarat A Export
Synonym
Nacarat
Synonym
Lighthouse Chrome Blue 2R
Synonym
Kiton Rubine R
Synonym
Kiton Crimson 2R
Synonym
Kenachrome Blue 2R
Synonym
Karmesin
Synonym
Java Rubine N
Synonym
Hispacid Rubine F
Synonym
Hidacid Azo Rubine
Synonym
Hexacol Carmoisine
Synonym
HD Carmoisine Supra
Synonym
HD Carmoisine
Synonym
Fruit Red A Extra Yellowish Geigy
Synonym
Fenazo Red C
Synonym
Eurocert Azorubine
Synonym
Erio Rubine B
Synonym
Eniacid Brilliant Rubine 3B
Synonym
Diadem Chrome Blue R
Synonym
Edicol Supra Carmoisine W
Synonym
Disodium 2-(4-sulfo-1-naphthylazo)-1-naphthol-4-sulfonate
Synonym
Diadem Chrome Blue G
Synonym
Crimson EMBL
Synonym
Crimson 2EMBL
Synonym
C.I. Food Red 3
Synonym
Cilefa Rubine R
Synonym
Chromotrope FB
Synonym
Chrome Fast Blue 2R
Synonym
Certicol Carmoisine S
Synonym
Carmoisine LAS
Synonym
Carmoisine GRN
Synonym
Carmoisine BA-CF
Synonym
Carmoisine W
Synonym
Carmoisine S
Synonym
Carmoisine
Synonym
Calcocid Rubine XX
Synonym
Bucacid Azo Rubine
Synonym
Brilliant Crimson Red
Synonym
Brilliant Crimson 2R-FQ
Synonym
Brilliant Carmoisine
Synonym
Brilliant Acid Rubine M
Synonym
Brasilan Azo Rubine 2NS
Synonym
Azo Rubine XX
Synonym
Azo Rubin Extra
Synonym
Azo Rubine S Specially Pure
Synonym
Azo Rubine LZ
Synonym
Azo Rubine for Food
Synonym
Amacid Chrome Blue R
Synonym
Amacid Carmoisine B
Synonym
Airedale Carmoisine
Synonym
Acid Rubine
Synonym
Acid Red 14
Synonym
Acid Fast Red FB
Synonym
Acid Chrome Blue FBS
Synonym
Acid Chrome Blue BA-CF
Synonym
Acid Chrome Blue BA
Synonym
Acid Chrome Blue 2R
Synonym
Acid Brilliant Rubine 2G
Synonym
C.I. 14720
Synonym
11959 Red
Synonym
Azo Rubine
Synonym
1-Naphthalenesulfonic acid, 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-, disodium salt
Synonym
C.I. Acid Red 14, disodium salt
Synonym
1-Naphthalenesulfonic acid, 4-hydroxy-3-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2)
Synonym
Tertracid Red CA
Synonym
Identifiers:
SMILES:
O=S(=O)(O)c1ccc(N=Nc2cc(S(=O)(=O)O)c3ccccc3c2O)c2ccccc12.[Na].[Na]
InChI:
InChI=1S/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;
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.
All Properties
Comprehensive physical and chemical properties
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 504.45 g/mol | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Azorubine None | Legacy Database |
| cas-canonical-smile | [Na].O=S(=O)(O)C1=CC=C(N=NC=2C=C(C=3C=CC=CC3C2O)S(=O)(=O)O)C=4C=CC=CC41 None | Legacy Database |
| cas-inchi | InChI=1S/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);; None | Legacy Database |
| cas-inchi-key | InChIKey=KNRXRFVNUKFLRQ-UHFFFAOYSA-N None | Legacy Database |
| cas-name | C.I. Acid Red 14 None | Legacy Database |
| wikipedia-name | Azorubine None | Legacy Database |
| LogP | 3.845800000000003 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 504.4530000000002 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 504.003781348 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 33 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 7 count | RDKit |
| Hydrogen Bond Donors | 3 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 4 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 4 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 153.68999999999997 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 124.87400000000004 | RDKit |