Product Name

  • Name

    Chromium(IV) oxide

  • EINECS 234-630-4
  • CAS No. 12018-01-8
  • Article Data1
  • CAS DataBase
  • Density 4.89 g/cm3
  • Solubility Insoluble in water
  • Melting Point 375°C (decomposes)
  • Formula CrO2
  • Boiling Point
  • Molecular Weight 83.9948
  • Flash Point
  • Transport Information
  • Appearance black tetrahedral ferromagnetic crystals
  • Safety 26-36
  • Risk Codes 36
  • Molecular Structure Molecular Structure of 12018-01-8 (Chromium(IV) oxide)
  • Hazard Symbols IrritantXi
  • Synonyms accroxc;accroxr;Chromium oxide (CrO2);chromium(iv)dioxide;chromiumdioxide;chromiumdioxide(cro2);chromiumoxide(cro2);CrO2
  • PSA 34.14000
  • LogP -0.23760

Synthetic route

chromium(0) hexacarbonyl
199620-14-9, 13007-92-6

chromium(0) hexacarbonyl

chromium dioxide
12018-01-8

chromium dioxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Irradiation (UV/VIS); irradiation in O2-doped argon matrices at ca. 12K for 275 min;; determined by IR-spectroscopy;
barium hydroxide monohydrate

barium hydroxide monohydrate

chromium dioxide
12018-01-8

chromium dioxide

N-carbobenzyloxy-4-cis-thiophenoxy-L-proline methyl ester

N-carbobenzyloxy-4-cis-thiophenoxy-L-proline methyl ester

1-(Phenylmethyl)-3-pyrrolidinemethanol
5731-17-9

1-(Phenylmethyl)-3-pyrrolidinemethanol

Conditions
ConditionsYield
With carbon dioxide In sulfuric acid; water
...Expand

Chromium oxide (CrO2) Specification

The Chromium oxide (CrO2), with the CAS registry number 12018-01-8, is also known as Accrox C. It belongs to the product categories of Selective Oxidant; Chromium Salts; Metal and Ceramic Science; Salts. Its EINECS registry number is 234-630-4. This chemical's molecular formula is CrO2 and molecular weight is 83.99. Its systematic name is called dioxochromium. What's more, this chemical is The product should be sealed and stored in cool and dry place. Chromium dioxide or chromium(IV) oxide is a synthetic magnetic substance once widely used in magnetic tape emulsion. However, it is still used in data tape applications for enterprise-class storage systems. It is still considered today by many oxide and tape manufacturers to have been the most perfect magnetic recording particulate ever invented.

Physical properties of Chromium oxide (CrO2): (1)#H bond acceptors: 2; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 34.14 Å2.

Preparation: this chemical can be prepared by chromium anhydride. This reaction will need reagents antimony trioxide, γ-Fe and chromium trioxide.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)SMILES: O=[Cr]=O
(2)InChI: InChI=1/Cr.2O/rCrO2/c2-1-3
(3)InChIKey: AYTAKQFHWFYBMA-QAVXBIOBAI

Related Products

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View