Potassium chromate
SIGALD/216615 - ACS reagent, ≥99.0%
CAS Number: 7789-00-6
Empirical Formula (Hill Notation): CrK2O4
Molecular Weight: 194.19
EC Number: 232-140-5
MDL Number: MFCD00011368
Linear Formula: K2CrO4
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: 216615-100G
This image depicts SKU: 216615-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: 216615-500G
This image depicts SKU: 216615-500G
| anion traces | chloride (Cl-): ≤0.005% |
| sulfate (SO42-): ≤0.03% | |
| assay | ≥99.0% |
| cation traces | Ca: ≤0.005% |
| Na: ≤0.02% | |
| form | crystals |
| grade | ACS reagent |
| impurities | ≤0.005% insolubles |
| InChI | 1S/Cr.2K.4O/q;2*+1;;;2*-1 |
| InChI key | XMXNVYPJWBTAHN-UHFFFAOYSA |
| mp | 971 °C (lit.) |
| pH | 8.6-9.8 (25 °C, 5%) |
| Quality Level | 200  |
| SMILES string | [K+].[K+].[O-][Cr]([O-])( |
| vapor density | 6.7 (vs air) |
| 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. |
| General description: | Potassium chromate (K2CrO4) is an inorganic solid compound. It is mainly used as an oxidizing agent in the synthesis of organic compound. |
| Packaging: | 100, 500 g in poly bottle |
| Symbol |    GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H315 - H317 - H319 - H335 - H340 - H350i - H410 |
| Precautionary statements | P202 - P273 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | T,N |
| Risk Statements | 49-46-25-36/37/38-43-50/53 |
| Safety Statements | 53-45-60-61 |
| RIDADR | UN3288 - class 6.1 - PG 3 - EHS - RQ - Toxic solid, inorganic, n |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% |
| mp | 971 °C (lit.) |
| UNSPSC | 12352300 |