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1228187-44-7

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1228187-44-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228187-44-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,1,8 and 7 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1228187-44:
(9*1)+(8*2)+(7*2)+(6*8)+(5*1)+(4*8)+(3*7)+(2*4)+(1*4)=157
157 % 10 = 7
So 1228187-44-7 is a valid CAS Registry Number.

1228187-44-7Downstream Products

1228187-44-7Relevant articles and documents

Efficient synthesis of biaryls through the kumada reaction catalyzed by carbene adducts of cyclopalladated ferrocenylimine

Ren, Gerui,Cui, Xiuling,Wu, Yangjie

, p. 2372 - 2378 (2010)

A series of carbene adducts of cyclopalladated ferrocenylimine were prepared, and evaluated in the cross-coupling reaction of aryl halides with Grignard reagents (the Kumada reaction). Complex d exhibited high catalytic activity for the coupling of aryl chlorides with sterically hindered Grignard reagents and the reaction tolerated various functional groups. A wide range of biaryls were efficiently obtained in good to excellent yields in the presence of 0.5 mol-% catalyst under mild reaction conditions.

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