Mabus - 5-2-2018 at 09:12
https://cen.acs.org/articles/96/i5/Dimethylcalcium-synthesis...
https://pubs.acs.org/doi/abs/10.1021/jacs.7b12984?source=cen
So they obtained this compound by reacting methyllithium with calcium bis(trimethylsilyl)amide. Apparently obtaining this compound was complicated as
all routes also gave lithium and calcium chlorides, which could not be separated from the product.