Potassium bis(trimethylsilyl)amide

• Catalog No.: 324671
• CAS Number: 40949-94-8
• M. F.: C6H18KNSi2
• M. W.: 199.48312
• Purity: 95%

SYNONYMS

• Title: 双(三甲基硅烷基)氨基钾
• IUPAC name: potassiobis(trimethylsilyl)amine
• IUPAC Traditional name: potassiobis(trimethylsilyl)amine
• Synonyms: 六甲基二硅基胺基钾; 六甲基二硅氮烷 钾盐; Potassium hexamethyldisilazide; Hexamethyldisilazane potassium salt

DATABASE IDS

• Beilstein Number: 4006754
• CAS Number: 40949-94-8
• PubChem SID: 24859460
• MDL Number: MFCD00010330

PROPERTIES

• Linear Formula: [(CH3)3Si]2NK
• Purity: 95%
• GHS Signal Word: Danger
• GHS Hazard statements: H314
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P280-P305 + P351 + P338-P310
• RID/ADR: UN 3263 8/PG 3
• Risk Statements: 14-34
• Safety Statements: 26-36/37/39-43-45
• Supplemental Hazard Statements: Reacts violently with water.
• Hazard Class: 8
• UN Number: 3263
• Packing Group: 3
• German water hazard class: 3

DETAILS

Description (English)

Packaging
5, 25, 100 g in glass bottle
Application
Anionic initiator used in the preparation of poly(ethylene oxide).1 Sterically hindered base employed in selective cyclization reactions.2 Also used in the preparation of lanthanide complexes.3,4

Description (简体中文)

包装
5, 25, 100 g in glass bottle
Application
阴离子引发剂，用于制备聚环氧乙烷。1具有空间位阻的碱，用于选择性环化反应。2还可用于制备镧系配合物。3,4