Chromium(VI) oxide
SIGALD/232653 - ReagentPlus®, 99.9% trace metals basis
Synonym: Chromic anhydride
CAS Number: 1333-82-0
Empirical Formula (Hill Notation): CrO3
Molecular Weight: 99.99
EC Number: 215-607-8
MDL Number: MFCD00010952
Linear Formula: CrO3
Product Type: Chemical
assay | 99.9% trace metals basis |
form | (powder and or flakes) |
InChI | 1S/Cr.3O |
InChI key | WGLPBDUCMAPZCE-UHFFFAOYSA |
mp | 196 °C (dec.) (lit.) |
pH | <1 (20 °C, 100 g/L) |
product line | ReagentPlus® |
Quality Level | 100 ![]() |
SMILES string | O=[Cr](=O)=O |
Application: | Chromium (VI) oxide may be employed as a catalyst for the following reactions: • Transformation of various primary alcohols to carboxylic acids. • Oxidation of arenes (naphthalenes and anthrathene) to the corresponding quinones by using periodic acid as the terminal oxidant in acetonitrile. • Benzylic oxidation of various substituted toluene to the corresponding benzoic acids. • Oxidation of sulfides to sulfones. |
Application: | Used with ammonium chloride to oxidize hydrobenzoins to benzils. |
General description: | Chromium (VI) oxide is acidic anhydride of chromic acid. It is a useful oxidizing reagent for the conversions of:,Carbon-hydrogen bonds to alcohols,,Alkenes to α, β-unsaturated ketones,Alcohol to aldehydes, acids, and keto acids. |
Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
Packaging: | 1, 2.5 kg in glass bottle |
Packaging: | 100 g in glass bottle |
Symbol | ![]() ![]() ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H271 - H301 + H311 - H314 - H317 - H330 - H334 - H335 - H340 - H350 - H361f - H372 - H410 |
Precautionary statements | P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
Hazard Codes | O,T+,N |
Risk Statements | 45-46-9-24/25-26-35-42/43-48/23-50/53-62 |
Safety Statements | 53-45-60-61 |
RIDADR | UN 1463 8(6.1)(5.1) / PGII |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | 99.9% trace metals basis |
mp | 196 °C (dec.) (lit.) |
UNSPSC | 12352300 |