Articles:
Notes:
a yellow metallic element with the atomic symbol au, atomic number 79, and atomic weight 197. it is used in jewelry, goldplating of other metals, as currency, and in dental restoration. many of its clinical applications, such as antirheumatic agents, are in the form of its salts.
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| CAS Number: | 7440-57-5 |  3D/inchi
|
| Other(deleted CASRN): | 1093282-27-9 | |
| ECHA EINECS - REACH Pre-Reg: | 231-165-9 | |
| FDA UNII: | 79Y1949PYO | |
| MDL: | MFCD00003436 | |
| Molecular Weight: | 196.96656900 | |
| Formula: | Au | |
| 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 |
| FDA/DG SANTE Petitions, Reviews, Notices: | |
| EU SANCO | Gold View - review |
| DG SANTE Food Additives: | gold powder |
Physical Properties:
| Assay: | 95.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Melting Point: | 1064.76 °C. @ 760.00 mm Hg (est) |
| Boiling Point: | 2700.00 °C. @ 760.00 mm Hg (est) |
| Flash Point: | 32.00 °F. TCC ( 0.00 °C. ) (est) |
Organoleptic Properties:
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| CosIng: | cosmetic data2 |
| CosIng: | cosmetic data |
| Cosmetic Uses: |
cosmetic colorants |
Suppliers:
| BOC Sciences |
| For experimental / research use only. |
| Gold, powder, -60 Mesh 95% |
| Sigma-Aldrich: Aldrich |
| For experimental / research use only. |
| Gold Powder nanopowder, <100 nm particle size, 99.9% trace metals basis |
Safety Information:
| Preferred SDS: View | |
| 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: | |
|
intravenous-rat LDLo 58 mg/kg LUNGS, THORAX, OR RESPIRATION: DYSPNEA LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA Zeitschrift fuer Krebsforschung. Vol. 63, Pg. 586, 1960. | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in Use Information:
| Category: | coloring agents (for surface only) | ||
| Recommendation for gold powder usage levels up to: | |||
| not for fragrance use. | |||
| Recommendation for gold powder flavor usage levels up to: | |||
| not for flavor use. | |||
Safety References:
| European Food Safety Authority (EFSA) reference(s): | |
| Scientific Opinion on the re-evaluation of gold (E 175) as a food additive View page or View pdf | |
| EPI System: | View |
| Daily Med: | search |
| AIDS Citations: | Search |
| Cancer Citations: | Search |
| Toxicology Citations: | Search |
| EPA Substance Registry Services (TSCA): | 7440-57-5 |
| EPA ACToR: | Toxicology Data |
| EPA Substance Registry Services (SRS): | Registry |
| Laboratory Chemical Safety Summary : | 23985 |
| National Institute of Allergy and Infectious Diseases: | Data |
| WGK Germany: | nwg |
| gold | |
| Chemidplus: | 0007440575 |
| RTECS: | MD5070000 for cas# 7440-57-5 |
References:
| gold | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 7440-57-5 |
| Pubchem (cid): | 23985 |
| Pubchem (sid): | 134988669 |
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 |
| CHEBI: | View |
| HMDB (The Human Metabolome Database): | HMDB04138 |
| Export Tariff Code: | 7108.11.0000 |
| FDA Color Additive Status List | View |
| MedlinePlusSupp: | View |
| ChemSpider: | View |
| Formulations/Preparations: ingots, sheet, wire, tubing, powder, leaf; alloys with copper or other metals, gold content being expressed in carats (number of parts of gold in 24 parts of alloy). single crystals & aq colloidal suspensions. leaf may be made in near-colloidal thickness; 1 troy oz covers 68 sq ft (0.0001 inch). | |
Potential Blenders and core components note
| None Found | ||
Potential Uses:
| cosmetic colorants |
Occurrence (nature, food, other): note
| not found in nature |
Synonyms:
| aurum powder | |
| c.i. 77480 | |
| C.I. pigment metal 3 | |
| ci 77480 | |
| CI pigment metal 3 |