CAS Number1325-37-7
Synonyms2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl)azo]-, disodium salt; 1-p-Sulfophenylazo-2-naphthol-6-sulfonic Acid Disodium Salt; SUN Yellow; EINECS 215-393-6; Yellow S; 2-Naphthalenesulfonic acid, 6-hydroxy-5-((p-sulfophenyl)azo)-, disodium salt; 2-Naphthalenesulfonic acid, 6-hydroxy-5-((4-sulfophenyl)azo)-, disodium salt; Para Orange; FD & C Yellow No.6; Twilight Yellow; Sunset yellow; Cilefa Orange S; Orange PAL; Yellow Orange S; Yellow sun; MFCD00070854; 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(E)-2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2); 2-naphthalenesulfonic acid, 6-hydroxy-5-[(E)-(4-sulfophenyl)azo]-, disodium salt; Acid Yellow TRA; 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic Acid Disodium Salt; FD & C Yellow No. 6
Molecular FormulaC16H10N2Na2O7S2
Molecular Weight452.369
Purity98.00%
AppearanceReddish-brown powder
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 1325-37-7 |
| Catalog No. | 2A-9026679 |
| Chinese Name | 直接黄R |
| Synonyms | 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl)azo]-, disodium salt; 1-p-Sulfophenylazo-2-naphthol-6-sulfonic Acid Disodium Salt; SUN Yellow; EINECS 215-393-6; Yellow S; 2-Naphthalenesulfonic acid, 6-hydroxy-5-((p-sulfophenyl)azo)-, disodium salt; 2-Naphthalenesulfonic acid, 6-hydroxy-5-((4-sulfophenyl)azo)-, disodium salt; Para Orange; FD & C Yellow No.6; Twilight Yellow; Sunset yellow; Cilefa Orange S; Orange PAL; Yellow Orange S; Yellow sun; MFCD00070854; 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(E)-2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2); 2-naphthalenesulfonic acid, 6-hydroxy-5-[(E)-(4-sulfophenyl)azo]-, disodium salt; Acid Yellow TRA; 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic Acid Disodium Salt; FD & C Yellow No. 6 |
| Molecular Formula | C16H10N2Na2O7S2 |
| Molecular Weight | 452.369 |
| Purity | 98.00 |
| Appearance | Reddish-brown powder |
| Storage Condition | room temperature |
| MDL Number | MFCD00070854 |
| SMILES | O=S(=O)([O-])c1ccc(N=Nc2c(O)ccc3cc(S(=O)(=O)[O-])ccc23)cc1.[Na+].[Na+] |
| InChI Key | OIQPTROHQCGFEF-UHFFFAOYSA-L |
| MSDS | msds/26679_1_1325_37_7.pdf |
| Transport Info | Product Name: Direct Yellow R |
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| Pigment Red 49:2 | 1103-39-5 | 2A-9026122 |
| Solvent Red 1 | 1229-55-6 | 2A-9026530 |
| Solvent Red 27 | 1320-06-5 | 2A-9026662 |
| Pigment Blue 61 | 1324-76-1 | 2A-9026677 |
| Acid Blue 119 | 1324-80-7 | 2A-9026678 |
| Direct Yellow 6 | 1325-38-8 | 2A-9026680 |
| Pigment Violet 3 | 1325-82-2 | 2A-9026682 |
| Solvent Blue 5 | 1325-86-6 | 2A-9026683 |
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| Pigment Blue 14 | 1325-88-8 | 2A-9026685 |
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