Cesium hydroxide hydrate

氢氧化铯水合物

Also known as: CESIUM HYDROXIDE, HYDRATE (99.9-CS), Cesium hydroxide hydrate, Caesium hydroxide hydrate, Cesium hydroxide hydrate, 99.9% (metals basis), Cesium hydroxide hydrate, 99.9% trace metals basis, cesium hydroxide, hydrate

Cesium hydroxide hydrate (CAS 12260-45-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula CsHO and a molecular weight of 149.91300 g/mol. It is also known as CESIUM HYDROXIDE, HYDRATE (99.9-CS), Caesium hydroxide hydrate and Cesium hydroxide hydrate, 99.9% (metals basis). Key properties include a melting point of 272.3ºC, a boiling point of 100ºC at 760mmHg and a density of 3.675. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12260-45-6
Jingsj CID
J-1501332-5
Molecular Formula
CsHO
Chinese Name
氢氧化铯水合物
Molecular Weight
149.91300 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point272.3ºC
Boiling Point100ºC at 760mmHg
Density3.675

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Cesium hydroxide hydrate?

The CAS number of Cesium hydroxide hydrate is 12260-45-6.

What are the molecular formula and molecular weight of Cesium hydroxide hydrate?

Cesium hydroxide hydrate has molecular formula CsHO and molecular weight 149.91300 g/mol.

Is Cesium hydroxide hydrate hazardous?

Cesium hydroxide hydrate has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Cesium hydroxide hydrate (CAS 12260-45-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501332-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.