1. A second French unit was assembled under M0T operative Sabah Ketene . 2. It is formed by ketene ( IUPAC name : ethenone ). 3. A specific example is derived from the ketene of stearic acid. 4. Acetic anhydride is produced by the reaction of acetic acid with ketene . 5. The chiral ketene enolate nucleophile attacks electrophilic carbon of the imine group. 6. The application is similar to that for alkyl ketene dimers. 7. An inherent problem with mCPBA is its inability to oxidize silyl ketene acetals. 8. Upon exposure to light, it undergoes a Wolff rearrangement to form a ketene . 9. Alkenyl ketene dimers derived from fatty acids are widely used in the production of paper. 10. "' Diphenylketene "'is a chemical substance of the ketene family. 
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