Cesium hydroxide (CAS 12182-83-1) — formula CsHO, molecular weight 149.913; category inorganic chemicals.
| CAS Number | 12182-83-1 |
|---|---|
| Molecular Formula | CsHO |
| Molecular Weight | 149.913 |
| Melting Point | 522 °F (NIOSH, 2024) |
| Applications | Uses: Used as a polymerization catalyst, also used in photography and in electrolyte solutions for storage batteries, [HSDB], Battery Manufacturing [Category: Industry], Photographic Processing [Category: Other], Polyols are important raw materials for the production of polyurethane foams. Their synthesis profits from use of cesium hydroxide as base catalyst. In polyol synthesis isomerization of the starting material propylene oxide is an adverse side reaction eventually leading to chain termination in the polymerization with polyisocyanate. The tendency of polyols to undergo isomerization is minimized when using cesium hydroxide, as isomerization tendency decreases in the order Li > Na > K > Rb > Cs., Recommended as electrolyte in alkaline storage batteries at subzero temperatures, polymerization catalyst for siloxanes., Industry Uses: Intermediate, Methods of Manufacturing: Alkaline decomposition can be carried out either by mixing, powdered pollucite, ore with lime and calcium chloride and heating to 800 - 900 °C followed by leaching of the residue or by heating pollucite with sodium chloride and soda ash to 600 - 800 °C followed by leaching. Both processes furnish impure solutions of cesium chloride. Hydrothermal alkaline leaching with Ca(OH)2 at 200 - 280 °C under high pressure has been developed as an industrial process to yield a low-purity cesium hydroxide directly from pollucite., By adding barium hydroxide to an aqueous solution of cesium sulfate., Formulations, Preparations: Prepared by electrolysis of Cs salts, Grade: Technical, 50% aqueous solution., U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: 50, 000 - <250, General Manufacturing Information: All Other Basic Inorganic Chemical Manufacturing, Cesium hydroxide (Cs(OH)): ACTIVE, If cesium is exposed to air, explosion-like oxidation to form cesium superoxide ... occurs, contact with water results in a vigourous reaction to form cesium hydroxide and hydrogen gas, which may ignite spontaneously |
| Category | Inorganic Chemicals |
Documented applications: Uses: Used as a polymerization catalyst, also used in photography and in electrolyte solutions for storage batteries, [HSDB], Battery Manufacturing [Category: Industry], Photographic Processing [Category: Other], Polyols are important raw materials for the production of polyurethane foams. Their synthesis profits from use of cesium hydroxide as base catalyst. In polyol synthesis isomerization of the starting material propylene oxide is an adverse side reaction eventually leading to chain termination in the polymerization with polyisocyanate. The tendency of polyols to undergo isomerization is minimized when using cesium hydroxide, as isomerization tendency decreases in the order Li > Na > K > Rb > Cs., Recommended as electrolyte in alkaline storage batteries at subzero temperatures, polymerization catalyst for siloxanes., Industry Uses: Intermediate, Methods of Manufacturing: Alkaline decomposition can be carried out either by mixing, powdered pollucite, ore with lime and calcium chloride and heating to 800 - 900 °C followed by leaching of the residue or by heating pollucite with sodium chloride and soda ash to 600 - 800 °C followed by leaching. Both processes furnish impure solutions of cesium chloride. Hydrothermal alkaline leaching with Ca(OH)2 at 200 - 280 °C under high pressure has been developed as an industrial process to yield a low-purity cesium hydroxide directly from pollucite., By adding barium hydroxide to an aqueous solution of cesium sulfate., Formulations, Preparations: Prepared by electrolysis of Cs salts, Grade: Technical, 50% aqueous solution., U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: 50, 000 - <250, General Manufacturing Information: All Other Basic Inorganic Chemical Manufacturing, Cesium hydroxide (Cs(OH)): ACTIVE, If cesium is exposed to air, explosion-like oxidation to form cesium superoxide ... occurs, contact with water results in a vigourous reaction to form cesium hydroxide and hydrogen gas, which may ignite spontaneously.
Cesium hydroxide is an inorganic compound with CAS registry number 12182-83-1 and molecular formula CsHO (molecular weight 149.913), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 12182-83-1
Its molecular formula CsHO comprises 1 Cs, 1 H, 1 O atoms.
Also known as: Cesium hydroxide · 氢氧化铯99.5%
Category: inorganic chemicals
The CAS registry number of Cesium hydroxide is 12182-83-1.
Molecular formula CsHO, molecular weight 149.913.
It is also registered under: Cesium hydroxide, 氢氧化铯99.5%.
Recorded applications: Uses: Used as a polymerization catalyst, also used in photography and in electrolyte solutions for storage batteries, [HSDB], Battery Manufacturing [Category: Industry], Photographic Processing [Category: Other], Polyols are important raw materials for the production of polyurethane foams. Their synthesis profits from use of cesium hydroxide as base catalyst. In polyol synthesis isomerization of the starting material propylene oxide is an adverse side reaction eventually leading to chain termination in the polymerization with polyisocyanate. The tendency of polyols to undergo isomerization is minimized when using cesium hydroxide, as isomerization tendency decreases in the order Li > Na > K > Rb > Cs., Recommended as electrolyte in alkaline storage batteries at subzero temperatures, polymerization catalyst for siloxanes., Industry Uses: Intermediate, Methods of Manufacturing: Alkaline decomposition can be carried out either by mixing, powdered pollucite, ore with lime and calcium chloride and heating to 800 - 900 °C followed by leaching of the residue or by heating pollucite with sodium chloride and soda ash to 600 - 800 °C followed by leaching. Both processes furnish impure solutions of cesium chloride. Hydrothermal alkaline leaching with Ca(OH)2 at 200 - 280 °C under high pressure has been developed as an industrial process to yield a low-purity cesium hydroxide directly from pollucite., By adding barium hydroxide to an aqueous solution of cesium sulfate., Formulations, Preparations: Prepared by electrolysis of Cs salts, Grade: Technical, 50% aqueous solution., U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: 50, 000 - <250, General Manufacturing Information: All Other Basic Inorganic Chemical Manufacturing, Cesium hydroxide (Cs(OH)): ACTIVE, If cesium is exposed to air, explosion-like oxidation to form cesium superoxide ... occurs, contact with water results in a vigourous reaction to form cesium hydroxide and hydrogen gas, which may ignite spontaneously.
Category: Inorganic Chemicals.
Independent reference data for Cesium hydroxide (CAS 12182-83-1), compiled from public chemistry databases.
| CAS 号 | 12182-83-1 |
|---|---|
| PubChem CID | 62750 |
| 分子式 | CsHO |
| IUPAC 名称 | cesium hydroxide |
| UNII（FDA） | 458ZFZ6235 |
| Molecular Weight | 149.913 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 149.90819161 |
| Monoisotopic Mass | 149.90819161 |
| Topological Polar Surface Area | 1 |
| Heavy Atom Count | 2 |
| Melting Point | 522 °F (NIOSH, 2024) |
|---|---|
| Melting Point | 342.3 °C |
| Melting Point | MP: 272.3 °C |
| Melting Point | 272 °C |
| Melting Point | 522 °F |
| Melting Point | 315 °C |
| Solubility | 395 % at 59 °F (NIOSH, 2024) |
| Solubility | 300 g/100 g water at 30 °C |
| Solubility | (59 °F): 395% |
| Density | 3.68 g/cu cm |
Cesium hydroxide; 21351-79-1; Caesium hydroxide; 12182-83-1; Cesium hydroxide (Cs(OH)); UN2681; UN2682; EINECS 244-344-1; 458ZFZ6235; NSC 121987; UNII-458ZFZ6235; HSDB 7906; NSC-121987; CESIUM HYDROXIDE [MI]; DTXSID7066699; CHEBI:33988
| 已通报的危害声明 | H302 (97.8%), H314 (99.6%), H318 (65.8%), H361 (19.6%), H373 (65.8%), H402, H330, H335 |
|---|
氢氧化铯99.5% · CAS 12182-83-1 · CsHO. UNII 458ZFZ6235. Melting Point: 522 °F (NIOSH, 2024); Melting Point: 342.3 °C; Melting Point: MP: 272.3 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 氢氧化铯99.5%