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| CAS No.: | 7546-30-7 |
|---|---|
| Name: | CALOMEL |
| Molecular Structure: | |
|
|
|
| Formula: | ClHg |
| Molecular Weight: | 237.051 |
| Synonyms: | C.I. 77764;Cyclosan; Mercurous chloride; Mercury monochloride; Mercury(1+) chloride; Mildmercury chloride; Precipite blanc |
| EINECS: |
Physical data
|
| Melting Point: | 302 C |
| Boiling Point: | 384 C |
| Solubility: |
insoluble
Stability
Toxicology
|
| Appearance: | dense white powder |
| Safety: | Poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. Mutation data reported. A fungicide. An FDA over-the-counter drug. Incompatible with bromides, iodides, alkali chlorides, sulfates, sulfites, carbonates, hydroxides, lime water, ammonia, golden antimony sulfide, cyanides, copper salts, hydrogen peroxide, iodine, iodoform, lead salts, silver salts, sulfides. When heated to decomposition it emits very toxic fumes of Cl− and Hg. See also MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC. |
| PSA: | 0.00000 |
| LogP: | -2.99850 |
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Chemistry
The IUPAC name of Mercurous chloride (CAS NO.7546-30-7): Chloromercury
Synonyms: Chlorure mercureux ; Chlorure mercureux [French] ; Cloruro di mercurio ; Cloruro di mercurio [Italian] ; Cloruro mercuroso ; Cloruro mercuroso [Italian] ; Cyclosan ; Mercurochloride ; Mercurochloride [Dutch] ; Mercurous chloride ; Mercury monochloride ; Mercury protochloride ;Mild mercury chloride ; Precipite blanc ; Quecksilber chloruer ; Quecksilber chloruer [German] ; Quecksilber(I)-chlorid ; Quecksilber(I)-chlorid [German]
CAS: 7546-30-7
EINECS 231-430-9
Molecular Formula: ClHg
Formula Weight: 236.04 g/mol
Molecular Structure:
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Stability: May be light sensitive. Incompatible with strong bases, carbonates, sulfides, cyanides, alkalies, sulfites, sulfates, hydrogen peroxide, ammonia, iodine, hydrogen bromide
Appearance: white powder
Toxicity Data With Reference
The toxicity of Mercurous chloride (CAS NO.7546-30-7):
| 1. | mrc-bcs 50 mmol/L | MUREAV Mutation Research. 77 (1980),109. | ||
| 2. | sce-ham:ovr 3200 nmol/L | ENMUDM Environmental Mutagenesis. 7 (1985),381. | ||
| 3. | orl-rat LD50:166 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 25 (7)(1981),27. | ||
| 4. | skn-rat LD50:1500 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 25 (7)(1981),27. | ||
| 5. | orl-mus LD50:180 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 25 (7)(1981),27. | ||
| 6. | ipr-mus LD50:10 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 25 (7)(1981),27. |
Consensus Reports
Mercury and its compounds are on the Community Right-To-Know List. EPA Genetic Toxicology Program. Reported in EPA TSCA Inventory.
Safety Profile
The safety informatiom of Mercurous chloride (CAS NO.7546-30-7):
Poison by ingestion and intraperitoneal routes. Moderately toxic by skin contact. Mutation data reported. A fungicide. An FDA over-the-counter drug. Incompatible with bromides, iodides, alkali chlorides, sulfates, sulfites, carbonates, hydroxides, lime water, ammonia, golden antimony sulfide, cyanides, copper salts, hydrogen peroxide, iodine, iodoform, lead salts, silver salts, sulfides. When heated to decomposition it emits very toxic fumes of Cl− and Hg. See also MERCURY COMPOUNDS, INORGANIC; MERCURY COMPOUNDS, ORGANIC.
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)