CAS 7440-57-5|Gold
Introduction：Basic information about CAS 7440-57-5|Gold, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Gold | ||
|---|---|---|---|
| CAS Number | 7440-57-5 | Molecular Weight | 196.967 |
| Density | 19.3 g/mL at 25 °C(lit.) | Boiling Point | 2808 °C(lit.) |
| Molecular Formula | Au | Melting Point | 1063 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 4 °C |
Names
| Name | gold atom |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 19.3 g/mL at 25 °C(lit.) |
|---|---|
| Boiling Point | 2808 °C(lit.) |
| Melting Point | 1063 °C(lit.) |
| Molecular Formula | Au |
| Molecular Weight | 196.967 |
| Flash Point | 4 °C |
| Exact Mass | 196.966507 |
| Index of Refraction | n20/589.3 1.523 |
| InChIKey | PCHJSUWPFVWCPO-UHFFFAOYSA-N |
| SMILES | [Au] |
| Storage condition | 2-8°C |
| Stability | Stable. May react with halogens, strong oxidizing agents, ammonia, hydrogen peroxide. Reaction with ammonia or hydrogen peroxide may form explosive materials. |
| Water Solubility | H2O: soluble |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 58 mg/kg
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea
- REFERENCE :
- ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 63,586,1960 ** TUMORIGENIC DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Implant
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
- REFERENCE :
- NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Implant
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 21 gm/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
- REFERENCE :
- NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Implant
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 4730 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
- REFERENCE :
- NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - T0367 No. of Facilities: 80 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 174 (estimated) NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 35455 No. of Facilities: 1230 (estimated) No. of Industries: 18 No. of Occupations: 25 No. of Employees: 9464 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2971 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 6 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7506 No. of Facilities: 225 (estimated) No. of Industries: 4 No. of Occupations: 10 No. of Employees: 2626 (estimated) No. of Female Employees: 108 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 35455 No. of Facilities: 2595 (estimated) No. of Industries: 27 No. of Occupations: 39 No. of Employees: 30128 (estimated) No. of Female Employees: 5425 (estimated)
Safety Information
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xi,Xn,F |
| Risk Phrases | R36/38 |
| Safety Phrases | S26-S36/37/39-S45-S62-S36/37 |
| RIDADR | UN 1789 8/PG 3 |
| WGK Germany | 3 |
| RTECS | MD5420000 |
| Packaging Group | II |
| Hazard Class | 6.1 |
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Synonyms
| AUROUS |
| Gold |
| AURIC |
| EINECS 231-165-9 |
| Au |
| MFCD00003436 |
| Glod |
| gold-197 |
| E 175 |
