Gold

Modify Date: 2024-01-02 14:42:17

Gold Structure
Gold structure
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 Chinese USA 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
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

RTECS NUMBER :
MD5070000
CHEMICAL NAME :
GOLD
CAS REGISTRY NUMBER :
7440-57-5
LAST UPDATED :
199710
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
Au
MOLECULAR WEIGHT :
196.97
WISWESSER LINE NOTATION :
.AU

HEALTH HAZARD DATA

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

 Synthetic Route

 Articles126

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J. Nanosci. Nanotechnol. 13(8) , 5485-92, (2013)

Composite Fe3O4/Au nanoparticles are attracting considerable interest in developing visual and specific detection of biomolecular due to their unique physical and chemical properties. Here, two locali...

Nano gold conjugation, anti-arthritic potential and toxicity studies of snake Naja kaouthia (Lesson, 1831) venom protein toxin NKCT1 in male albino rats and mice.

Indian J. Exp. Biol. 52(8) , 763-72, (2014)

Nanoscience and Nanotechnology have found their way in the fields of pharmacology and medicine. The conjugation of drug to nanoparticles combines the properties of both. In this study, gold nanopartic...

 Synonyms

AUROUS
Gold
AURIC
EINECS 231-165-9
Au
MFCD00003436
Glod
gold-197
E 175
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