| Record Information |
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| Version | 1.0 |
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| Creation date | 2010-04-08 22:09:38 UTC |
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| Update date | 2015-07-20 22:40:23 UTC |
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| Primary ID | FDB011426 |
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| Secondary Accession Numbers | Not Available |
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| Chemical Information |
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| FooDB Name | C.I. Food Black 2 |
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| Description | C.I. Food Black 2 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. Based on a literature review very few articles have been published on C.I. Food Black 2. |
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| CAS Number | 25738-38-9 |
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| Structure | |
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| Synonyms | | Synonym | Source |
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| 6-amino-4-Hydroxy-3-[(7-sulfO-4-[(4-sulfophenyl)azo]-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid, 9ci | HMDB | | Black 7984 | HMDB | | C.I. 27755 | HMDB | | C.I. 27775 | HMDB | | e 152 | HMDB | | FOOD Black 2 | HMDB | | 6-Amino-4-hydroxy-3-[(e)-2-{7-sulfO-4-[(e)-2-(4-sulfophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-2,7-disulfonate | Generator | | 6-Amino-4-hydroxy-3-[(e)-2-{7-sulphO-4-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-2,7-disulphonate | Generator | | 6-Amino-4-hydroxy-3-[(e)-2-{7-sulphO-4-[(e)-2-(4-sulphophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-2,7-disulphonic acid | Generator | | 6-Amino-4-hydroxy-3-[(7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid, 9CI | db_source | | E 152 | db_source | | Food Black 2 | biospider |
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| Predicted Properties | |
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| Chemical Formula | C26H19N5O13S4 |
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| IUPAC name | 6-amino-4-hydroxy-3-[(E)-2-{7-sulfo-4-[(E)-2-(4-sulfophenyl)diazen-1-yl]naphthalen-1-yl}diazen-1-yl]naphthalene-2,7-disulfonic acid |
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| InChI Identifier | InChI=1S/C26H19N5O13S4/c27-20-12-18-13(9-23(20)47(39,40)41)10-24(48(42,43)44)25(26(18)32)31-30-22-8-7-21(17-6-5-16(11-19(17)22)46(36,37)38)29-28-14-1-3-15(4-2-14)45(33,34)35/h1-12,32H,27H2,(H,33,34,35)(H,36,37,38)(H,39,40,41)(H,42,43,44)/b29-28+,31-30+ |
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| InChI Key | DUUHLAZWLLCPSP-DUJDKOHPSA-N |
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| Isomeric SMILES | NC1=C(C=C2C=C(C(\N=N\C3=CC=C(\N=N\C4=CC=C(C=C4)S(O)(=O)=O)C4=C3C=C(C=C4)S(O)(=O)=O)=C(O)C2=C1)S(O)(=O)=O)S(O)(=O)=O |
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| Average Molecular Weight | 737.715 |
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| Monoisotopic Molecular Weight | 736.986218479 |
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| Classification |
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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
- 1-naphthol
- Benzenesulfonate
- Arylsulfonic acid or derivatives
- Benzenesulfonyl group
- 1-sulfo,2-unsubstituted aromatic compound
- 1-hydroxy-4-unsubstituted benzenoid
- Monocyclic benzene moiety
- Organic sulfonic acid or derivatives
- Organosulfonic acid or derivatives
- Organosulfonic acid
- Sulfonyl
- Azo compound
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Hydrocarbon derivative
- Primary amine
- Organosulfur compound
- Organooxygen compound
- Organonitrogen compound
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Amine
- Aromatic homopolycyclic compound
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| Molecular Framework | Aromatic homopolycyclic compounds |
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| External Descriptors | Not Available |
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| Ontology |
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| Disposition | Source: Biological location: |
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| Role | Biological role: |
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| Physico-Chemical Properties |
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| Physico-Chemical Properties - Experimental | | Property | Value | Reference |
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| Physical state | Not Available | |
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| Physical Description | Not Available | |
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| Mass Composition | C 42.33%; H 2.60%; N 9.49%; O 28.19%; S 17.39% | DFC |
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| Melting Point | Not Available | |
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| Boiling Point | Not Available | |
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| Experimental Water Solubility | Not Available | |
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| Experimental logP | Not Available | |
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| Experimental pKa | Not Available | |
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| Isoelectric point | Not Available | |
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| Charge | Not Available | |
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| Optical Rotation | Not Available | |
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| Spectroscopic UV Data | Not Available | |
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| Density | Not Available | |
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| Refractive Index | Not Available | |
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| Spectra |
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| Spectra | |
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| EI-MS/GC-MS | | Type | Description | Splash Key | View |
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| Predicted GC-MS | C.I. Food Black 2, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive | splash10-0ab9-0420219200-7b6e32d0d6be477897d3 | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_1, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_2, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_3, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_4, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_5, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TMS_1_6, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_1, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_2, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_3, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_4, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_5, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum | | Predicted GC-MS | C.I. Food Black 2, TBDMS_1_6, Predicted GC-MS Spectrum - 70eV, Positive | Not Available | Spectrum |
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| MS/MS | | Type | Description | Splash Key | View |
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| Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-0670-0000014900-70b96f67b4bf7063cad2 | 2016-08-01 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0a6r-0000049100-2451cbe98521397e3230 | 2016-08-01 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-004i-0010291000-e8c5029b97847e38901d | 2016-08-01 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-000i-0100104900-d0b7379f16a983bf4c5b | 2016-08-03 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-05n0-1211539200-166cf6cd22dba4fbcebe | 2016-08-03 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-053i-4903311000-11de868790940e3eb292 | 2016-08-03 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Negative | splash10-000i-0000000900-45d188b3e17a7d56f97c | 2021-09-23 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Negative | splash10-000i-0500202900-2b73f59f3828f1a7af25 | 2021-09-23 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Negative | splash10-00di-3300091000-a01df2f82b224f649726 | 2021-09-23 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 10V, Positive | splash10-000i-0000000900-2f7461c2f7287ffd1525 | 2021-09-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 20V, Positive | splash10-0a4i-0012749500-160c21a2ed73d1f40cf2 | 2021-09-25 | View Spectrum | | Predicted MS/MS | Predicted LC-MS/MS Spectrum - 40V, Positive | splash10-0fi9-0163092000-5e38fe4d3d7d2204ede8 | 2021-09-25 | View Spectrum |
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| NMR | Not Available |
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| External Links |
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| ChemSpider ID | 14306907 |
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| ChEMBL ID | Not Available |
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| KEGG Compound ID | Not Available |
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| Pubchem Compound ID | 9576100 |
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| Pubchem Substance ID | Not Available |
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| ChEBI ID | Not Available |
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| Phenol-Explorer ID | Not Available |
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| DrugBank ID | Not Available |
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| HMDB ID | HMDB33393 |
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| CRC / DFC (Dictionary of Food Compounds) ID | GOO47-Q:GOO47-Q |
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| EAFUS ID | Not Available |
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| Dr. Duke ID | Not Available |
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| BIGG ID | Not Available |
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| KNApSAcK ID | Not Available |
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| HET ID | Not Available |
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| Food Biomarker Ontology | Not Available |
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| VMH ID | Not Available |
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| Flavornet ID | Not Available |
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| GoodScent ID | Not Available |
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| SuperScent ID | Not Available |
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| Wikipedia ID | Not Available |
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| Phenol-Explorer Metabolite ID | Not Available |
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| Duplicate IDS | Not Available |
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| Old DFC IDS | Not Available |
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| Associated Foods |
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| Food | Content Range | Average | Reference |
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| Food | | | Reference |
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| Biological Effects and Interactions |
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| Health Effects / Bioactivities | Not Available |
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| Enzymes | Not Available |
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| Pathways | Not Available |
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| Metabolism | Not Available |
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| Biosynthesis | Not Available |
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| Organoleptic Properties |
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| Flavours | Not Available |
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| Files |
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| MSDS | Not Available |
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| References |
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| Synthesis Reference | Not Available |
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| General Reference | Not Available |
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| Content Reference | |
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