- Caesium arsenate
- Caesium dichromate
- Caesium fluoride
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| Name |
Caesium arsenate |
EINECS | N/A |
| CAS No. | 16331-85-4 | Density | g/cm3 |
| PSA | 80.59000 | LogP | -1.73240 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | AsH3 O4 . Cs | Boiling Point | °Cat760mmHg |
| Molecular Weight | 274.86 | Flash Point | °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Confirmed human carcinogen. A poison by ingestion. When heated to decomposition it emits toxic vapors of As and Cs. | Risk Codes | 23/25-50/53 |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Cesium arsenate(CsH2AsO4) (6CI); Arsenic acid cesium salt; CDA; CDA (frequency multiplier);Cesium dihydrogen arsenate; Cesium dihydrogen arsenate (CsH2AsO4); Cesiumhydrogen arsenate (CsH2AsO4) |
Caesium arsenate Chemical Properties
IUPAC Name: Tricesium arsorate
Synonyms of Caesium arsenate (CAS NO.16331-85-4): Arsenic acid cesium salt ; CDA ; CDA (frequency multiplier) ; Cesium dihydrogen arsenate ; Arsenic acid (H3AsO4), monocesium salt (8CI,9CI)
CAS NO: 16331-85-4
Molecular Formula of Caesium arsenate (CAS NO.16331-85-4): AsCs3O4
Molecular Weight: 537.6356
H bond acceptors: 4
H bond donors: 3
Freely Rotating Bonds: 0
Polar Surface Area: 77.76 Å2
Molecular Structure:
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Caesium arsenate Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | 116mg/kg (116mg/kg) | BEHAVIORAL: WAKEFULNESS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(1), Pg. 29, 1977. |
| rat | LD50 | oral | 335mg/kg (335mg/kg) | BEHAVIORAL: WAKEFULNESS BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(1), Pg. 29, 1977. |
Caesium arsenate Safety Profile
Risk Statements of Caesium arsenate (CAS NO.16331-85-4): 23/25-50/53
R23/25: Toxic by inhalation and if swallowed. R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 20/21-28-45-60-61
S20: When using, do not eat or drink. S21:When using do not smoke. S28: After contact with skin, wash immediately with plenty of soap-suds. 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: 1557
HazardClass: 6.1
PackingGroup: II
Confirmed human carcinogen. A poison by ingestion. When heated to decomposition it emits toxic vapors of As and Cs.
Caesium arsenate Standards and Recommendations
ACGIH TLV: TLV 0.01 mg/m3Confirmed Human Carcinogen; BEI: 35 µ (As)/L inorganic arsenic and methylated metabolites in urine
NIOSH REL: (Arsenic, Inorganic) CL 0.002 mg(As)/m3/15M
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