Basic information
- CAS
13446-73-6- Standard SMILES
[O]=[Cr](=[O])([O-])[O][Cr](=[O])(=[O])[O-].[Rb+].[Rb+]- InChIKey
XCKVUBJBAQQSCF-UHFFFAOYSA-N- Molecular formula
- Cr2O7Rb2
- Average molar mass
- 386.92 g/mol
- Monoisotopic mass
- 385.668991
Names & identifiers
- Preferred name
- Dirubidium dichromate
- IUPAC
- oxido-(oxido(dioxo)chromio)oxy-dioxochromium;bis(rubidium(1+))
- English name
- RUBIDIUM DICHROMATE
- Molecular formula
- Cr2O7Rb2
- Molecular weight
- 386.92
Names & synonyms
Dirubidium dichromate13446-73-6EINECS 236-602-7Chromic acid (H2Cr2O7), dirubidium saltDichromic acid (H2CrO7), dirubidium saltDTXSID50158727Chromic acid (H2Cr2O7), dirubidium salt (9CI)RefChem:134896Rubidium dichromate(VI) (RbCr2O7) (6CI,7CI)DTXCID0081218Dichromic acid (H2CrO7), dirubidium salt (8CI)236-602-7
Show more names
RUBIDIUM CHLOMATERUBIDIUMBICHROMATEdirubidiumdichromateRUBIDIUM DICHROMATE, 99.9%Dichromic acid dirubidium saltchromicacid(h2cr2o7),dirubidiumsaltdichromicacid(h2cro7),dirubidiumsaltoxido-(oxido(dioxo)chromio)oxy-dioxochromium,rubidium(1+)RUBIDIUM DICHROMATE, 99.9%RUBIDIUM DICHROMATE, 99.9%RUBIDIUM DICHROMATE, 99.9%RUBIDIUM DICHROMATE, 99.9%
Rubidium dichromateoxido-(oxido(dioxo)chromio)oxy-dioxochromium;rubidium(1+)SCHEMBL7518524Rubidium dichromate(VI) (RbCr2O7)Dirubidium mu-oxidohexakis(oxido)dichromate(2-)Q2171581
Properties
Computed structural properties
- Topological polar surface area
- 124 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 7
- Rotatable bonds
- 0
- Heavy atoms
- 11
- Formal charge
- 0
- Complexity
- 194
Experimental & physicochemical properties
Chemical ClassesMetals -> Chromium Compounds, Inorganic
Physical DescriptionSodium dichromate is soluble in water;
Physicochemical properties
- Density
- 3.021 · monocl: 3.021; tricl: 3.125 [CRC10] [LAN05]
- solubility
- 2 O · soluble in H2O
- color
- red triclinic or yellow monoclinic crystals, crystalline
- Water Solubility
- 100 g · monocl: g/100g H2O: 5.9 (20°C), 10.0 (30°C), 15.2 (40°C), 32.3 (60°C); tricl: 5.8 (20°C), 9.5 (30°C), 14.8 (40°C), 32.4 (60°C) [LAN05]
- CAS DataBase Reference
- 13446 · 13446-73-6
- EWG's Food Scores
- 1 · 1
- RIDADR
- 3084 · 3084
- HazardClass
- 8 · 8
- PackingGroup
- II
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Hazards SummarySee Rubidium. See Potassium dichromate. See Chromium and linked occupational diseases.
Safety & protection
Threshold Limit Values (TLV)
0.0001 [mg/m3], as Cr(VI), inhalable particulate matter
0.0005 [mg/m3], as Cr(VI), inhalable particulate matter
Permissible Exposure Limit (PEL)0.005 [mg/m3], as Cr(VI)
Toxicology
Adverse EffectsOccupational hepatotoxin - Secondary hepatotoxins: the potential for toxic effect in the occupational setting is based on cases of poisoning by human ingestion or animal experimentation.
Safety data
- ridadr
- 3084
- hazard_class
- 8
- packing_group
- II
Chemistry & industry
Preparation methods
PreparationRubidium dichromate is obtained by evaporation of stoichiometric mixtures of Rb2CO3 (or RbOH) and CrO3.
Suppliers2 total
陕西缔都新材料有限公司029-63373950 17392216152 · [email protected]
DAYANG CHEM (HANGZHOU) CO.,LTD+86-88938639 +86-17705817739 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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