Basic information
- CAS
13843-81-7- Standard SMILES
[Li+].[Li+].[O]=[Cr](=[O])([O-])[O][Cr](=[O])(=[O])[O-]- InChIKey
GLGSRACCZFMWDT-UHFFFAOYSA-N- Molecular formula
- Cr2Li2O7
- Average molar mass
- 229.9 g/mol
- Monoisotopic mass
- 229.877419
Overview
Lithium dichromate is an orange red to black brown crystalline powder. Denser than water. (USCG, 1999)
Names & identifiers
- Preferred name
- Lithium dichromate
- IUPAC
- dilithium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
Names & synonyms
Lithium dichromate13843-81-7Lithium dichromate(VI)Chromic acid (H2Cr2O7), dilithium saltdilithium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium9C9VO53SW9UNII-9C9VO53SW9EINECS 237-567-0DILITHIUM DICHROMATESCHEMBL226639CHROMIC ACID DILITHIUM SALTLITHIUM DICHROMATE(V) [MI]
Show more names
LITHIUM DICHROMATE(VI) (LI2CR2O7)Q4162567LITHIUM DICHROMATE, LI(2)CR(2)O(7)2H(2)O
Database identifiers
- CAS
13843-81-7- PubChem CID
- 61692
- UNII
- 9C9VO53SW9
- EC Number
- 237-567-0
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
Density2.34 at 86 °F (USCG, 1999) - Denser than water; will sink
Boiling PointDecomposes 368.6 °F (USCG, 1999)
Melting Point266 °F (USCG, 1999)
Physical DescriptionLithium dichromate is an orange red to black brown crystalline powder. Denser than water. (USCG, 1999)
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
H272 (100%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
P203, P210, P220, P233, P260, P261, P264, P264+P265, P271, P272, P280, P284, P302+P352, P304+P340, P305+P351+P338, P318, P319, P321, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P370+P378, P403, P403+P233, P405, and P501 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard information
DOT LabelPoison
Fire HazardsBehavior in Fire: May decompose giving off oxygen with supports further combustion. (USCG, 1999)
Health Hazards
INHALATION: Corrosive to mucous membranes. SKIN: Causes dermatitis and slow-healing ulcers. EYES: Conjunctivitis and lacrimation. INGESTION: Violent gastroenteritis, peripheral vascular collapse, vertigo, muscle cramps, coma, hemorrhagic diathesis, fever, liver damage and renal failure. (USCG, 1999)
Reactive GroupSalts, Basic
Reactivity AlertsStrong Oxidizing Agent
Reactivity ProfileLITHIUM DICHROMATE is an oxidizer. Can react with combustibles. May decompose when heated giving off oxygen that further supports combustion (USCG, 1999).
Air and Water ReactionsHygroscopic. Water soluble.
Hazard Classes and CategoriesOx. Sol. 2 (100%)
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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