Sigma-Aldrich 216615 Potassium chromate ACS reagent, ≥99.0% 500 gr
Kategori
Marka
Stok Kodu
LB.SA.216615-500G
Kısa Bilgi
Linear Formula: K2CrO4 CAS Number: 7789-00-6 Molecular Weight: 194.19 EC Number: 232-140-5 MDL number: MFCD00011368 PubChem Substance ID: 329752190 NACRES: NB.24
Bilgi
CAS Number: 7789-00-6
| Sigma-Aldrich 216615 Potassium chromate ACS reagent, ≥99.0% |
| Linear Formula: K2CrO4 CAS Number: 7789-00-6 Molecular Weight: 194.19 EC Number: 232-140-5 MDL number: MFCD00011368 PubChem Substance ID: 329752190 NACRES: NB.24 |
|
PROPERTIES
grade ACS reagent
Quality Level 200 vapor density 6.7 (vs air) Assay ≥99.0% form crystals impurities ≤0.005% insolubles pH 8.6-9.8 (25 °C, 5%) mp 971 °C (lit.) anion traces chloride (Cl-): ≤0.005% sulfate (SO42-): ≤0.03% cation traces Ca: ≤0.005% Na: ≤0.02% SMILES string [K+].[K+].[O-][Cr]([O-])(=O)=O InChI 1S/Cr.2K.4O/q;2*+1;;;2*-1 InChI key XMXNVYPJWBTAHN-UHFFFAOYSA-N DESCRIPTION General description Potassium chromate (K2CrO4) is an inorganic solid compound. It is mainly used as an oxidizing agent in the synthesis of organic compound. Application Potassium chromate is used as an oxidizing agent: - In the conversion of primary and secondary alcohol into aldehydes and ketones using tetrabutylammonium hydrogen sulfate catalyst. Potassium chromate is also used: - To prepare magnetoactive compound by reacting with iron(II) sulfate. As a reagent in the conversion primary allylic and benzylic halides to aldehydes. |
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