Chemical Name: Potassium bis(trimethylsilyl)amide/ KHMDS
CAS No.: 40949-94-8
Molecular Formula: C6H18KNSi2
Molecular weight: 199.48
Appearance: light yellow to yellow to brown liquid
Assay: 0.90 – 1.10 M
Chemical Name: Potassium bis(trimethylsilyl)amide/ KHMDS
CAS No.: 40949-94-8
Molecular Formula: C6H18KNSi2
Molecular weight: 199.48
Appearance: light yellow to yellow to brown liquid
Assay: 0.90 – 1.10 M
Potassium bis(trimethylsilyl)amide Quick Details
Chemical Name: Potassium bis(trimethylsilyl)amide/ KHMDS
CAS No.: 40949-94-8
Molecular Formula: C6H18KNSi2
Chemical Structure:
Molecular weight: 199.48
Appearance: light yellow to yellow to brown liquid
Assay: 0.90 – 1.10 M
Typical Properties
Item | Specifications | Results |
Appearance | light yellow to yellow to brown liquid | Conforms |
purity | 0.90 – 1.10 M | 10.2M |
Conclusion | Theresultsconformswithenterprisestandards |
Potassium bis(trimethylsilyl)amide Usage
Potassium bis(trimethylsilyl)amide (commonly abbreviated as KHMDS, Potassium(K) HexaMethylDiSilazide) is the chemical compound with the formula ((CH3)3Si)2NK. It is a strong, non-nucleophilic base with an approximate pKa of 26 (compare to lithium diisopropylamide, at 36).
1. Non-nucleophilic megasteric strong base.
2. Pharmaceutical intermediates, mainly used in the production of synthetic cephalosporins
Packaging and Shipping
Packing: 1kg/bottle
Delivery: within 7~10 working days
Potassium bis(trimethylsilyl)amide Storage
Avoiding light and drying.