Rubidium chloride
An inorganic chloride composed of rubidium and chloride ions in a 1:1 ratio. — ChEBI
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Identity & molecular properties
Source-linked values| CAS number | 7791-11-9 | ChEBI ↗ |
| Molecular formula | Cl.Rb | ChEBI ↗ |
| Molar mass | 120.921 g/mol | ChEBI ↗ |
| Monoisotopic mass | 119.88064 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:78672 | ChEBI ↗ |
Names & structural identifiers
Copy any identifierrubidium chloriderubidium chlorideFGDZQCVHDSGLHJ-UHFFFAOYSA-M[Cl-].[Rb+]InChI=1S/ClH.Rb/h1H;/q;+1/p-1Classification & relationships
ChEBI ontologyRoles recorded in ChEBI
Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.
Mass ↔ amount of substance
Calculated from sourced massUses 120.921 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Elemental composition
Theoretical mass fractionsRbClCalculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.
Research & patent references
Selected source associationsSources & record history
Checked 27 Sep 2026Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0
PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.