Potassium carbonate
SIGALD/900502 - anhydrous, free-flowing, −325 mesh, Redi-Dri™, reagent grade, ≥98%
CAS Number: 584-08-7
Empirical Formula (Hill Notation): CK2O3
Molecular Weight: 138.21
EC Number: 209-529-3
MDL Number: MFCD00011382
Linear Formula: K2CO3
Product Type: Chemical
The Redi-Dri™ packaging system eliminates the common issue of clumping that is noted with many hygroscopic salts and buffers and provides free-flowing, ready-to- use material at all times.
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: 900502-500G
This image depicts SKU: 900502-500G
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: 900502-1KG
This image depicts SKU: 900502-1KG
| assay | ≥98% |
| form | powder |
| grade | anhydrous |
| reagent grade | |
| InChI | 1S/CH2O3.2K/c2-1(3)4;;/h( |
| InChI key | BWHMMNNQKKPAPP-UHFFFAOYSA |
| mp | 891 °C (lit.) |
| particle size | −325 mesh |
| pH | 11-13 (25 °C, 138 g/L) |
| product line | Redi-Dri™ |
| quality | free-flowing |
| Quality Level | 100  |
| SMILES string | [K+].[K+].[O-]C([O-])=O |
| Application: | Potassium carbonate was used in the following studies: • Synthesis of polysubstituted iodobenzene derivatives. • As base for the synthesis of high molecular weight homopolymers and copolymers derived from various bisphenols. • As base for the Suzuki coupling of aryl halides with aryl boronic acids. • As base for the Heck reaction of styrene and bromobenzene. |
| General description: | Potassium carbonate is an inorganic base. It participates as base in the palladacycle catalyzed Heck reaction of chlorobenzene with styrene. |
| Legal Information: | Redi-Dri is a trademark of Sigma-Aldrich Co. LLC |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 2.5, 12 kg in poly drum |
| Packaging: | 500 g in poly bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 - H335 |
| Precautionary statements | P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥98% |
| mp | 891 °C (lit.) |
| UNSPSC | 12352302 |