CompoundsOrganic CompoundsCopper chromite CAS 12053-18-8

SKU: WGP-12053-18-8

Copper chromite

CAS 12053-18-8

Molecular Formula: Cr2CuO4
Molecular Weight: 231.54
Availability: On Order
Packaging: Regular packaging or customised

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Copper chromite CAS 12053-18-8 Product Information

Product Name: Copper chromite
Synonyms: CopperChromite(Ba/MnPromoted);copper(ii) chromium(iii) oxide;COOPER CHROMITE;oxo-(oxochromiooxy)chromium;Oxocopper;COPPER(II) CHROMITE;COPPERCHROMIUM OXIDE;COPPER CHROMITE CATALYST
CAS NO: 12053-18-8
Molecular Weight: 231.54
Molecular Formula: Cr2CuO4
Exact Mass: 162.85500
InChI Key::
Hazard Statements: O,Xi,T
Appearance: Brown to black Powder
Purity: >98%
Storage: Sealed in a cool, dry environment

copper chromite uses

Copper chromite is mostly employed as a catalyst for hydrogenation processes because to its selective ability to hydrogenate functional groups in both aliphatic and aromatic molecules. Copper chromite is utilised in industrial processes to catalytically convert furfural into furfuryl alcohol and butyraldehyde into 1-butanol. It is also employed to partially convert conjugated dienes into monoenes and selectively reduce carbonyl groups in vegetable oils. The CuCr catalyst is being investigated for many catalytic applications, including its use in the hydrogenolysis of cellulose.Additionally, it serves as a catalyst for combustion, aiding in the regulation of burn rate, and functions as a light-absorbing pigment.

copper chromite reduction and passivation

The copper chromite catalyst is used in the reduction of fatty esters into higher alcohols. In this reaction the copper chromite catalyst, CuO/CuCr2O4*, is reduced to Cu/Cr2O3* by hydrogen. In this reduction a part of the water formed is adsorbed onto the catalyst and gives Cu/Cr2O3.

The easiest way to passivate your copper items is simply by exposing them to the elements. Leave them outside for somewhere between four and eight weeks, then check to see whether a dull blue-green patina has begun to form. This colouring actually helps to prevent further corrosion from forming.

copper chromite synthesis

Copper chromite is produced by thermal decomposition of one of three substances. The traditional method is by the ignition of copper chromate:
2CuCrO4 → 2CuCrO3 + O2.
Copper barium ammonium chromate is the most commonly used substance for production of copper chromite. The resulting copper chromite mixture produced by this method can only be used in procedures that contain materials inert to barium, as barium is a product of the decomposition of copper barium ammonium chromate, and is thus present in the resulting mixture. The by-product copper oxide is removed using an acetic acid extraction, consisting of washing with the acid, decantation and then heat drying of the remaining solid to yield isolated copper chromite. Copper chromite is produced by the exposure of copper barium ammonium chromate to temperatures of 350-450 °C, generally by a muffle furnace:
Ba2Cu2(NH4)2(CrO4)5 → CrCuO3 + CuO + 2Ba + 4H2O + 4Cr + N2 + 6O2.

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Transit time You will normally receive your parcel within 7-15 working days after shipment (this may be delayed in special circumstances, such as Chinese New Year).
Receiving method Generally we will send the goods by courier or special line, of course, if the goods themselves in the local warehouse have goods, also support self-pickup, depending on the circumstances.
Overseas warehouse We have overseas warehouses in some European countries and Australia, such as Germany, Russia and Australia.
Delivery Method WGP will ship via courier companies such as DHL, FedEx, UPS, TNT or EMS.
About After Sales Within 7 days of your receipt of the goods if you find any problems with the goods (broken packaging, less hair, etc.) please feel free to contact our sales, we will help you deal with it in time.

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