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Potassium Bis(trimethylsilyl)amide CAS 40949-94-8

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

Description

Potassium bis(trimethylsilyl)amide Quick Details

Chemical Name: Potassium bis(trimethylsilyl)amide/ KHMDS

CAS No.: 40949-94-8

Molecular Formula: C6H18KNSi2

Chemical Structure:Potassium bis(trimethylsilyl)amide 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.

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