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| CAS No.: | 592-04-1 |
|---|---|
| Name: | MERCURIC CYANIDE |
| Article Data: | 84 |
| Molecular Structure: | |
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|
|
| Formula: | C2Hg N2 |
| Molecular Weight: | 295.688 |
| Synonyms: | Cianurina;Dicyanomercury; Mercuric cyanide; Mercuric cyanide (Hg(CN)2); Mercurydicyanide; Mercury(II) cyanide |
| Density: | g/cm3 |
| Melting Point: | 46.85°C |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |
| Solubility: | g/100g solution H2O: 6.31 (0°C), 10.06±0.06 (25°C), 35.05 (101.1°C) [KRU93]; 1g dissolves in 13mL alcohol, 4mL methanol; slightly soluble ether; slowly soluble glycerol [MER06] |
| Hazard Symbols: | Toxic by ingestion, inhalation, and skin absorption. TLV: TWA 0.1 mg(Hg)/m3. |
| Risk Codes: | R26/27/28;R33;R50/53; |
| Safety: | Poison by ingestion, subcutaneous, intravenous, and intraperitoneal routes. Human systemic effects by ingestion: nausea or vomiting, hypermotility, diarrhea, kidney changes, somnolence. Hydrolyzes to toxic fumes. A friction- and impact-sensitive explosive. It may initiate detonation of liquid hydrogen cyanide. Incompatible with fluorine, magnesium, sodium nitrite. When heated to decomposition it emits very toxic fumes of Hg, NOx, and CN−. See also CYANIDE and MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC. |
| PSA: | 47.58000 |
| LogP: | 0.03106 |
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Chemistry
IUPAC Name: Dicyanomercury
Synonyms: Bis(Cyano-kappaC)mercury ; Mercury, bis(cyano-kappaC)-
CAS NO: 592-04-1
Molecular Formula of Mercury(II) cyanide (CAS NO.592-04-1) : C2HgN2
Molecular Weight of Mercury(II) cyanide (CAS NO.592-04-1) : 252.62
Molecular Structure of Mercury(II) cyanide (CAS NO.592-04-1) :.png)
EINECS: 209-741-6
Mol File: 592-04-1.mol
Merck : 13,5903
Density: 3.996 g/mL at 25 °C(lit.)
Storage temp: Poison room
Appearance:White fine crystalline powder
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| dog | LD50 | subcutaneous | 2710ug/kg (2.71mg/kg) | GASTROINTESTINAL: OTHER CHANGES | Proceedings of the Society for Experimental Biology and Medicine. Vol. 116, Pg. 371, 1964. |
| human | LDLo | oral | 10mg/kg (10mg/kg) | Gekkan Yakuji. Pharmaceuticals Monthly. Vol. 22, Pg. 291, 1980. | |
| human | TDLo | oral | 27mg/kg (27mg/kg) | GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" KIDNEY, URETER, AND BLADDER: OTHER CHANGES GASTROINTESTINAL: NAUSEA OR VOMITING | Clinical Toxicology. Vol. 11, Pg. 301, 1977. |
| man | TDLo | oral | 71400ug/kg (71.4mg/kg) | CARDIAC: PULSE RATE INCREASE WITHOUT FALL IN BP VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION KIDNEY, URETER, AND BLADDER: URINE VOLUME DECREASED | Intensive Care Medicine. Vol. 21, Pg. 1051, 1995. |
| mouse | LD50 | oral | 33mg/kg (33mg/kg) | National Technical Information Service. Vol. PB214-270, | |
| rabbit | LDLo | intravenous | 2mg/kg (2mg/kg) | Journal of Pharmacology and Experimental Therapeutics. Vol. 41, Pg. 21, 1931. | |
| rat | LD50 | oral | 26mg/kg (26mg/kg) | Aerospace Medical Research Laboratory Report. Vol. TR-72-62, Pg. 1972, | |
| rat | LDLo | intraperitoneal | 7500ug/kg (7.5mg/kg) | National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 28, 1953. | |
| women | TDLo | oral | 10mg/kg (10mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" GASTROINTESTINAL: NAUSEA OR VOMITING | JAMA, Journal of the American Medical Association. Vol. 66, Pg. 1694, 1916. |
Consensus Reports
Reported in EPA TSCA Inventory. Mercury and its compounds, as well as cyanide and its compounds, are on the Community Right-To-Know List.
Safety Profile
Poison by ingestion, subcutaneous, intravenous, and intraperitoneal routes. Human systemic effects by ingestion: nausea or vomiting, hypermotility, diarrhea, kidney changes, somnolence. Hydrolyzes to toxic fumes. A friction- and impact-sensitive explosive. It may initiate detonation of liquid hydrogen cyanide. Incompatible with fluorine, magnesium, sodium nitrite. When heated to decomposition it emits very toxic fumes of Hg, NOx, and CN−. See also CYANIDE and MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC.
Hazard Codes 
T+
N
Risk Statements 26/27/28-32-50/53
R26/27/28:Very toxic by inhalation, in contact with skin and if swallowed.
R32:Contact with acid liberates very toxic gas.
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements 7-28-29-45-60-61
S7:Keep container tightly closed.
S28:After contact with skin, wash immediately with plenty of soap-suds.
S29:Do not empty into drains.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60:This material and its container must be disposed of as hazardous waste.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR UN 1636 6.1/PG 2
WGK Germany 3
RTECS OW1515000
F 8
HazardClass 6.1(a)
PackingGroup II
Standards and Recommendations
OSHA PEL: CL 0.1 mg(Hg)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Hg)/m3 (skin); BEI: 35 µg/g creatinine total inorganic mercury in urine preshift; 15 µg/g creatinine total inorganic mercury in blood at end of shift at end of workweek.
NIOSH REL: (Mercury, Aryl and Inorganic) CL 0.1 mg/m3 (skin)
DOT Classification: 6.1; Label: Poison