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Chromium carbonate

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Name

Chromium carbonate

EINECS 249-781-1
CAS No. 29689-14-3 Density N/A
PSA 189.57000 LogP -7.34100
Solubility insoluble H2O; soluble mineral acids [MER06] Melting Point N/A
Formula CH2 O3 . x Cr Boiling Point N/A
Molecular Weight 426.03 Flash Point N/A
Transport Information N/A Appearance N/A
Safety When heated to decomposition it emits toxic fumes of Cr. Risk Codes N/A
Molecular Structure Molecular Structure of 29689-14-3 (chromium carbonate) Hazard Symbols
Synonyms

Carbonicacid, chromium salt (8CI,9CI); Chromium carbonate (6CI)

 

Chromium carbonate Chemical Properties

Molecular Structure of Chromium carbonate (CAS NO. 29689-14-3):

EINECS: 249-781-1
IUPAC Name: Chromium(3+) tricarbonate 
Molecular Formula: C3Cr2O9
Molecular Weight: 284.018900 g/mol
H-Bond Donor: 0
H-Bond Acceptor: 9
Canonical SMILES: C(=O)([O-])[O-].C(=O)([O-])[O-].C(=O)([O-])[O-].[Cr+3].[Cr+3]
InChI: InChI=1S/3CH2O3.2Cr/c3*2-1(3)4;;/h3*(H2,2,3,4);;/q;;;2*+3/p-6
InChIKey: XHFVDZNDZCNTLT-UHFFFAOYSA-H
Flash Point: 169.8 °C
Enthalpy of Vaporization: 63.37 kJ/mol
Boiling Point: 333.6 °C at 760 mmHg
Vapour Pressure: 2.58E-05 mmHg at 25 °C
Relative Density of Chromium carbonate (CAS NO. 29689-14-3): 2.75

Chromium carbonate Consensus Reports

Reported in EPA TSCA Inventory.

Chromium carbonate Safety Profile

When heated to decomposition it emits toxic fumes of Cr.

Chromium carbonate Specification

  Chromium carbonate with cas registry number of 29689-14-3 is also known as Chromic carbonate ; Basic chromium carbonate ; Chromium carbonate (6CI) ; Carbonic acid, chromium salt ; Carbonic acid, chromium salt (1:?) . It is a blue-green amorphous powder, soluble in mineral acid, slightly soluble in water, almost insoluble in water, often used for preparation of other chromium salts.

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