| Record Information |
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| Version | 2.0 |
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| Created at | 2024-09-11 11:08:57 UTC |
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| Updated at | 2024-09-11 11:08:57 UTC |
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| NP-MRD ID | NP0337505 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid |
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| Description | 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid, also known as c.I. 15985 Or c.I. FOOD yellow 3, 8CI, belongs to the class of organic compounds known as 2-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 2-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring. 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). Yellow food dye used in cereals, bakery products, sweets, snack foods, ice cream, drinks and canned fish. |
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| Structure | OC1=CC=C2C=C(C=CC2=C1\N=N\C1=CC=C(C=C1)S(O)(=O)=O)S(O)(=O)=O InChI=1S/C16H12N2O7S2/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22/h1-9,19H,(H,20,21,22)(H,23,24,25)/b18-17+ |
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| Synonyms | | Value | Source |
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| 6-Hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonate | Generator | | 6-Hydroxy-5-[(4-sulphophenyl)azo]-2-naphthalenesulphonate | Generator | | 6-Hydroxy-5-[(4-sulphophenyl)azo]-2-naphthalenesulphonic acid | Generator | | 1-(p-Sulfophenylazo)-2-naphthol-6-sulfonic acid | HMDB | | C.I. 15985 | HMDB | | C.I. FOOD yellow 3, 8ci | HMDB | | C.I. FOOD yellow 3, free acid | HMDB | | e110 | HMDB | | FD And C yellow no. 6 | HMDB | | FOOD Yellow no. 5 | HMDB | | Sunset yellow FCF | HMDB | | 6-Hydroxy-5-[(e)-2-(4-sulfophenyl)diazen-1-yl]naphthalene-2-sulfonate | Generator | | 6-Hydroxy-5-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalene-2-sulphonate | Generator | | 6-Hydroxy-5-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalene-2-sulphonic acid | Generator |
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| Chemical Formula | C16H12N2O7S2 |
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| Average Mass | 408.4060 Da |
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| Monoisotopic Mass | 408.00859 Da |
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| IUPAC Name | 6-hydroxy-5-[(E)-2-(4-sulfophenyl)diazen-1-yl]naphthalene-2-sulfonic acid |
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| Traditional Name | 6-hydroxy-5-[(E)-2-(4-sulfophenyl)diazen-1-yl]naphthalene-2-sulfonic acid |
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| CAS Registry Number | Not Available |
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| SMILES | OC1=CC=C2C=C(C=CC2=C1\N=N\C1=CC=C(C=C1)S(O)(=O)=O)S(O)(=O)=O |
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| InChI Identifier | InChI=1S/C16H12N2O7S2/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22/h1-9,19H,(H,20,21,22)(H,23,24,25)/b18-17+ |
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| InChI Key | KEYWXKLGZZGHMT-ISLYRVAYSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| Not Available | | Chemical Shift Submissions |
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| Not Available | | Species |
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| Species of Origin | Not Available |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as 2-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 2-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring. |
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| Kingdom | Organic compounds |
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| Super Class | Benzenoids |
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| Class | Naphthalenes |
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| Sub Class | Naphthalene sulfonic acids and derivatives |
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| Direct Parent | 2-naphthalene sulfonates |
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| Alternative Parents | |
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| Substituents | - 2-naphthalene sulfonate
- 2-naphthalene sulfonic acid or derivatives
- 2-naphthol
- Benzenesulfonate
- Arylsulfonic acid or derivatives
- Benzenesulfonyl group
- 1-sulfo,2-unsubstituted aromatic compound
- 1-hydroxy-2-unsubstituted benzenoid
- Monocyclic benzene moiety
- Organic sulfonic acid or derivatives
- Sulfonyl
- Organosulfonic acid
- Organosulfonic acid or derivatives
- Azo compound
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Organic nitrogen compound
- Hydrocarbon derivative
- Organosulfur compound
- Organooxygen compound
- Organonitrogen compound
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Aromatic homopolycyclic compound
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| Molecular Framework | Aromatic homopolycyclic compounds |
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| External Descriptors | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Properties | | Property | Value | Reference |
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| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | Not Available | Not Available | | LogP | Not Available | Not Available |
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| Predicted Properties | |
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