Basic information
- CAS
18088-11-4- Standard SMILES
[OH-].[Rb+].[Rb+]- InChIKey
PSQWAKRSDVHUED-UHFFFAOYSA-N- Molecular formula
- HORb2+
- Average molar mass
- 187.943 g/mol
- Monoisotopic mass
- 186.8263191
Names & identifiers
- Preferred name
- Rubidium oxide (Rb2O)
- IUPAC
- bis(rubidium(1+));hydroxide
- English name
- RUBIDIUM OXIDE
- Molecular formula
- ORb2
- Molecular weight
- 186.93
Names & synonyms
Rubidium oxideDirubidium oxideRubidium oxide (Rb2O)EINECS 241-993-2DTXSID001014305RefChem:883946DTXCID801436822241-993-218088-11-4SCHEMBL29353030RUBIDIUM OXIDE, 99.9%Rb2O
Show more names
RbidiumoxideOxybisrubidiumRUBIDIUM MONOXIDEDirubidium monoxideRUBIDIUM OXIDE 99.9%
Database identifiers
- CAS
18088-11-4- PubChem CID
- 87451
- DTXSID
DTXSID001014305- EC Number
- 241-993-2
- Nikkaji
- J96.380A
Properties
Computed structural properties
- Topological polar surface area
- 1 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 3
- Formal charge
- 1
- Complexity
- 2.8
Experimental & physicochemical properties
Chemical ClassesMetals -> Metals, Inorganic Compounds
Physical DescriptionYellow chunks; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 400 °C · 400°C (dec.)
- Density
- 3 · 3,72 g/cm3
- solubility
- 2 O · reacts with H2O
- form
- yellow-brown cubic crystals
- color
- yellow-brown cubic crystals, crystalline; hygroscopic
- Crystal Structure
- 2 type · Reverse CaF2 type
- crystal system
- Cube
- Space group
- 3 m · Fm3m
- Lattice constant
- a/nm
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H260 (100%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]
P223, P231+P232, P260, P264, P264+P265, P280, P301+P330+P331, P302+P335+P334, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P370+P378, P402+P404, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 42 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory InformationREACH registered substance: Dirubidium oxide (EC: 241-993-2)
Hazards SummaryReacts exothermically with water; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; [Alfa Aesar MSDS] See Rubidium. See Potassium oxide.
Hazard Classes and CategoriesWater-react. 1 (100%)
Toxicology
Adverse EffectsDermatotoxin - Skin burns.
Safety data
- tsca
- TSCA listed
- ridadr
- 3262
- risk_code
- 35-34-14-11
- Signal word
- Warning
- Symbol(GHS)
- GHS07
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationRubidium oxide (Rb2O): ACTIVE
Upstream & downstream products
Upstream raw materials
Suppliers12 total
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
武汉易泰科技有限公司上海分公司18930552037 · [email protected]
南兴化工（江苏）有限公司0512-66387035 18662433356 · [email protected]
SHANGHAI AOTA NEW MATERIAL CO., LTD+8615821847224 · [email protected]
Shaanxi Didu New Materials Co. Ltd+86-86-17392712779 +86-13289823923 · [email protected]
杭州洁汉化工有限公司+86-571-86217390; +8618058761490 · [email protected]
广东翁江化学试剂有限公司0751-2815688 13927872512 · [email protected]
上海允复纳米科技有限公司18964169089 · [email protected]
陕西缔都医药化工有限公司029-029-029-81148696 18161915376 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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