347825

Potassium carbonate

reagent grade, ≥98%, powder, −325 mesh

• Linear Formula: K₂CO₃
• CAS Number: 584-08-7
• Molecular Weight: 138.21
• Beilstein: 4267587
• EC Number: 209-529-3
• MDL number: MFCD00011382
• UNSPSC 코드: 12352302
• PubChem Substance ID: 329755057
• NACRES: NA.21

속성

• Grade: reagent grade
• Quality Level: 200
• 분석: ≥98%
• 형태: powder
• 입자 크기: −325 mesh
• pH: 11-13 (25 °C, 138 g/L)
• mp: 891 °C (lit.)
• SMILES string: [K+].[K+].[O-]C([O-])=O
• InChI: 1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChI key: BWHMMNNQKKPAPP-UHFFFAOYSA-L

설명

일반 설명

Potassium carbonate is an inorganic base. It participates as base in the palladacycle catalyzed Heck reaction of chlorobenzene with styrene.

애플리케이션

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.

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H315,H319,H335
• 예방조치 성명서: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable