Basic information
- CAS
25454-23-3- Standard SMILES
O=C([O-])C(=O)[O-].[Ca+2]- InChIKey
QXDMQSPYEZFLGF-UHFFFAOYSA-L- Molecular formula
- C2CaO4
- Average molar mass
- 128.1 g/mol
- Monoisotopic mass
- 127.9422493
Overview
Calcium oxalate is the calcium salt of oxalic acid, which in excess in the urine may lead to formation of oxalate calculi (kidney stones). It contains an oxalate(2-).
Names & identifiers
- Preferred name
- Ethanedioic acid, calcium salt (1:1)
- IUPAC
- calcium oxalate
- English name
- calcium oxalate dihydrate
- Molecular formula
- C2H4CaO6
- Molecular weight
- 0
Names & synonyms
CALCIUM OXALATE563-72-4Ethanedioic acid, calcium salt (1:1)CHEBI:605792612HC57YEOxalate, CalciumRefChem:573536Dihydrate, Calcium OxalateTrihydrate, Calcium OxalateMonohydrate, Calcium Oxalate209-260-1calcium;oxalate
Show more names
calcium oxalate dihydrateCalcium Oxalate Dihydrate 99%min
CalciumoxalateEthanedioic acid, calcium saltUNII-2612HC57YEDTXSID6027214Calcium oxalate (1:1)25454-23-3SCHEMBL43709ETHANEDIOIC ACID CALCIUM SALT
Database identifiers
- CAS
25454-23-3、563-72-4- PubChem CID
- 33005
- DTXSID
DTXSID6027214- ChEMBL
CHEMBL3184709- ChEBI
CHEBI:60579- UNII
- 2612HC57YE
- EC Number
- 209-260-1
- Nikkaji
- J437E
Properties
Computed structural properties
- Topological polar surface area
- 80.3 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 0
- Heavy atoms
- 7
- Formal charge
- 0
- Complexity
- 60.5
Experimental & physicochemical properties
Chemical ClassesMetals -> Organic Acids, Metal Salts
Physical DescriptionWhite hygroscopic powder; [Sigma-Aldrich MSDS]
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
Warning
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P280, P301+P317, P302+P352, P317, P321, P330, P362+P364, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 67 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Not Classified
Hazard information
Regulatory InformationChemical: Ethanedioic acid, calcium salt (1:1)
Other Safety InformationEvaluation - Chemicals that are unlikely to require further regulation to manage risks to environment
Hazards SummaryA skin and strong eye irritant; Harmful by ingestion and skin absorption; Targets kidney and nerves; [Sigma-Aldrich MSDS] See Calcium oxalate monohydrate.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Safety & protection
Protective Action Criteria (PAC)
12 [mg/m3]
130 [mg/m3]
790 [mg/m3]
Chemistry & industry
Uses & manufacturing
Uses
Used in ceramic glazes; Also used for separation of rare earth metals and analysis of calcium; [Merck Index]
Metal Extraction and Refining [Category: Industry]
Ceramics making [Category: Hobbies]
General Manufacturing InformationEthanedioic acid, calcium salt (1:1): ACTIVE
Additional notes
DefinitionChEBI: Calcium oxalate is the calcium salt of oxalic acid, which in excess in the urine may lead to formation of oxalate calculi (kidney stones). It contains an oxalate(2-).
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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