| Record Information |
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| Version | 2.0 |
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| Created at | 2024-09-11 11:08:42 UTC |
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| Updated at | 2024-09-11 11:08:42 UTC |
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| NP-MRD ID | NP0337504 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | C.I. Food Black 1 |
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| Description | C.I. Food Black 1, also known as black BN or brilliant black, 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. C.I. Food Black 1 is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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| Structure | CC(=O)NC1=CC=C(C2=CC(=C(\N=N\C3=C4C=C(C=CC4=C(C=C3)\N=N\C3=CC=C(C=C3)S(O)(=O)=O)S(O)(=O)=O)C(O)=C12)S(O)(=O)=O)S(O)(=O)=O InChI=1S/C28H21N5O14S4/c1-14(34)29-23-10-11-24(50(42,43)44)20-13-25(51(45,46)47)27(28(35)26(20)23)33-32-22-9-8-21(18-7-6-17(12-19(18)22)49(39,40)41)31-30-15-2-4-16(5-3-15)48(36,37)38/h2-13,35H,1H3,(H,29,34)(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,45,46,47)/b31-30+,33-32+ |
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| Synonyms | | Value | Source |
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| 4-(Acetylamino)-5-hydroxy-6-[[7-sulfO-4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-1,7-naphthalenedisulfonic acid, 9ci | HMDB | | Black BN | HMDB | | Black PN | HMDB | | Blue black BN | HMDB | | Brilliant acid black BN extra pure a | HMDB | | Brilliant acid black bna export | HMDB | | Brilliant black | HMDB | | Brilliant black a | HMDB | | Brilliant black BN | HMDB | | C.I. 28440 | HMDB | | e151 | HMDB | | FOOD Black 1 | HMDB | | N-{8-hydroxy-4,6-disulfO-7-[(e)-2-{7-sulfO-4-[(e)-2-(4-sulfophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalen-1-yl}ethanimidate | Generator | | N-{8-hydroxy-4,6-disulphO-7-[(e)-2-{7-sulphO-4-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalen-1-yl}ethanimidate | Generator | | N-{8-hydroxy-4,6-disulphO-7-[(e)-2-{7-sulphO-4-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalen-1-yl}ethanimidic acid | Generator |
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| Chemical Formula | C28H21N5O14S4 |
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| Average Mass | 779.7510 Da |
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| Monoisotopic Mass | 778.99678 Da |
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| IUPAC Name | 4-acetamido-5-hydroxy-6-[(E)-2-{7-sulfo-4-[(E)-2-(4-sulfophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-1,7-disulfonic acid |
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| Traditional Name | 4-acetamido-5-hydroxy-6-[(E)-2-{7-sulfo-4-[(E)-2-(4-sulfophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-1,7-disulfonic acid |
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| CAS Registry Number | Not Available |
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| SMILES | CC(=O)NC1=CC=C(C2=CC(=C(\N=N\C3=C4C=C(C=CC4=C(C=C3)\N=N\C3=CC=C(C=C3)S(O)(=O)=O)S(O)(=O)=O)C(O)=C12)S(O)(=O)=O)S(O)(=O)=O |
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| InChI Identifier | InChI=1S/C28H21N5O14S4/c1-14(34)29-23-10-11-24(50(42,43)44)20-13-25(51(45,46)47)27(28(35)26(20)23)33-32-22-9-8-21(18-7-6-17(12-19(18)22)49(39,40)41)31-30-15-2-4-16(5-3-15)48(36,37)38/h2-13,35H,1H3,(H,29,34)(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,45,46,47)/b31-30+,33-32+ |
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| InChI Key | RXERRVKLABZRCU-CJQWSLHQSA-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 | - 1-naphthalene sulfonic acid or derivatives
- 2-naphthalene sulfonic acid or derivatives
- 2-naphthalene sulfonate
- 1-naphthalene sulfonate
- 1-naphthol
- Benzenesulfonate
- Arylsulfonic acid or derivatives
- N-acetylarylamine
- Benzenesulfonyl group
- 1-sulfo,2-unsubstituted aromatic compound
- N-arylamide
- 1-hydroxy-4-unsubstituted benzenoid
- Monocyclic benzene moiety
- Organic sulfonic acid or derivatives
- Organosulfonic acid or derivatives
- Organosulfonic acid
- Sulfonyl
- Acetamide
- Azo compound
- Secondary carboxylic acid amide
- Carboxamide group
- Carboxylic acid derivative
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Organic oxygen compound
- Organic nitrogen compound
- Organosulfur compound
- Organooxygen compound
- Organonitrogen compound
- Organopnictogen compound
- Organic oxide
- Hydrocarbon derivative
- Carbonyl group
- 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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