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Product Biaryl. Prepn. USA. C.

OBSERVATION'S Active Ingredient
PATENT ASSIGNEE'S COUNTRY USA
UPDATE 07.99
PATENT ASSIGNEE This data is not available for free
PATENT CLAIMS Ar-Ar' prepn process
- Reacting Ar Mg reagent with Ar' halide in presence of cata
lyst system consisting of:
-- Ni catalyst &
-- Zn cocatalyst [cocatalyst/(Ar Mg reagent) < 1:4] & cocata
lyst/catalyst = 25:1 - 1:1
PATENT PHOTOCOPY Available on request

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