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Substance Name: Cesium hydroxide
RN: 21351-79-1
UNII: 458ZFZ6235
InChIKey: HUCVOHYBFXVBRW-UHFFFAOYSA-M
Molecular Formula
- Cs-H-O
Molecular Weight
- 149.917
Classification Codes
Classification Code
- Skin / Eye Irritant
Superlist Classification Code
- TWA 2 mg/m3
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Names and Synonyms
Name of Substance
- Cesium hydroxide
Synonyms
- Cesium hydrate
- Cesium hydroxide
- EC 244-344-1
- EINECS 244-344-1
- HSDB 7906
- NSC 121987
- UNII-458ZFZ6235
Systematic Names
- Caesium hydroxide
- Cesium hydroxide (Cs(OH))
Superlist Names
- Caesium hydroxide [UN2682] [Corrosive]
- Caesium hydroxide, solution
- Caesium hydroxide, solution [UN2681] [Corrosive]
- Cesium hydroxide
- UN2681
- UN2682
Registry Numbers
CAS Registry Number
- 21351-79-1
FDA UNII
- 458ZFZ6235
Other Registry Number
- 1308-47-0
System Generated Number
- 0021351791
Structure Descriptors
InChI
InChI=1S/Cs.H2O/h;1H2/q+1;/p-1InChIKey
HUCVOHYBFXVBRW-UHFFFAOYSA-MSmiles
O[Cs]Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | 800mg/kg (800mg/kg) | BEHAVIORAL: TETANY | "Novye Dannye Po Toksikologii Redkikh Metalov Ikh Soedinenii," New Data on the Toxicology of Rare Metals and Their Compounds, Izrael'son, Z.I., ed., Moscow, Izdatel'stvo "Meditsina," 196Vol. -, Pg. -, 1967. |
| rat | LD50 | intraperitoneal | 100mg/kg (100mg/kg) | Archives of Industrial Hygiene and Occupational Medicine. Vol. 1, Pg. 637, 1950. | |
| rat | LD50 | oral | 570mg/kg (570mg/kg) | BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 21(1), Pg. 29, 1977. |