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2,7-naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-((7-sulfo-4-((sulfophenyl)azo)-1-naphthalenyl- )azo)-, tetrasodium salt
Notes:
Black food dye; no longer permitted in the EU and not FDA approved
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| CAS Number: | 2118-39-0 |  3D/inchi
|
| Other(deleted CASRN): | 166889-67-4 | |
| ECHA EINECS - REACH Pre-Reg: | 218-326-9 | |
| Molecular Weight: | 809.65002712 | |
| Formula: | C26 H15 N5 Na4 O12 S4 | |
| NMR Predictor: | Predict (works with chrome or firefox) | |
Category: coloring agents (for surface only)
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
| Google Scholar: | Search |
| Google Books: | Search |
| Google Scholar: with word "volatile" | Search |
| Google Scholar: with word "flavor" | Search |
| Google Scholar: with word "odor" | Search |
| Google Patents: | Search |
| US Patents: | Search |
| EU Patents: | Search |
| Pubchem Patents: | Search |
| PubMed: | Search |
| NCBI: | Search |
Physical Properties:
| Assay: | 95.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Flash Point: | 32.00 °F. TCC ( 0.00 °C. ) (est) |
| logP (o/w): | 0.917 (est) |
| Soluble in: | |
| water, 73.48 mg/L @ 25 °C (est) | |
Organoleptic Properties:
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| CosIng: | cosmetic data |
| Cosmetic Uses: |
Suppliers:
| BOC Sciences |
| For experimental / research use only. |
| tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate 95% |
Safety Information:
| Hazards identification | |
| Classification of the substance or mixture | |
| GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) | |
| None found. | |
| GHS Label elements, including precautionary statements | |
| Pictogram | |
| Hazard statement(s) | |
| None found. | |
| Precautionary statement(s) | |
| None found. | |
| Oral/Parenteral Toxicity: | |
| Not determined | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in Use Information:
| Category: | coloring agents (for surface only) | ||
| Recommendation for ci 27755 usage levels up to: | |||
| not for fragrance use. | |||
| Recommendation for ci 27755 flavor usage levels up to: | |||
| not for flavor use. | |||
Safety References:
| EPI System: | View |
| Chemical Carcinogenesis Research Information System: | Search |
| AIDS Citations: | Search |
| Cancer Citations: | Search |
| Toxicology Citations: | Search |
| EPA Substance Registry Services (TSCA): | 2118-39-0 |
| EPA ACToR: | Toxicology Data |
| EPA Substance Registry Services (SRS): | Registry |
| Laboratory Chemical Safety Summary : | 9576100 |
| National Institute of Allergy and Infectious Diseases: | Data |
| tetrasodium;(3E)-6-amino-4-oxo-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-2,7-disulfonate | |
| Chemidplus: | 0002118390 |
References:
| tetrasodium;(3E)-6-amino-4-oxo-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-2,7-disulfonate | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 2118-39-0 |
| Pubchem (cid): | 9576100 |
| Pubchem (sid): | 135052145 |
Other Information:
| (IUPAC): | Atomic Weights of the Elements 2011 (pdf) |
| Videos: | The Periodic Table of Videos |
| tgsc: | Atomic Weights use for this web site |
| (IUPAC): | Periodic Table of the Elements |
| HMDB (The Human Metabolome Database): | HMDB33393 |
| FooDB: | FDB011426 |
| FDA Color Additive Status List | View |
| ChemSpider: | View |
| Wikipedia: | View |
Potential Blenders and core components note
| None Found | ||
Potential Uses:
| cosmetic colorants |
Occurrence (nature, food, other): note
| not found in nature |
Synonyms:
| black no. 2 | |
| c.i. 27755 | |
| C.I. food black 2 | |
| food black 2 | |
| 2,7- | naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-((7-sulfo-4-((sulfophenyl)azo)-1-naphthalenyl- )azo)-, tetrasodium salt |
| tetrasodium 6-amino-4-hydroxy-3-((7-sulfo-4-((4-sulfophenyl)azo)-1-naphthalen- yl)azo-2,7-naphthalenedisulfonate) | |
| tetrasodium 6-amino-4-hydroxy-3-((7-sulfonato-4-((4-sulfonatophenyl)azo)-1-naphthyl)azo)naphthalene-2,7-disulfonate | |
| tetrasodium;(3E)-6-amino-4-oxo-3-[[7-sulfinato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-2,7-disulfonate |