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121416-65-7

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121416-65-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121416-65-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,4,1 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121416-65:
(8*1)+(7*2)+(6*1)+(5*4)+(4*1)+(3*6)+(2*6)+(1*5)=87
87 % 10 = 7
So 121416-65-7 is a valid CAS Registry Number.

121416-65-7Downstream Products

121416-65-7Relevant articles and documents

Michael additions of functionalized organozinc reagents mediated by catalytic quantities of copper(I)

Lipshutz, Bruce H.,Wood, Michael R.,Tirado, Raymond

, p. 6126 - 6127 (1995)

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1,4-Additions of the Highly Functionalized Copper Reagents RCu(CN)ZnI*2 BF3 to Trisubstituted Enones. A New BF3 Promoted Cyclization Reaction

Yeh, Ming Chang P.,Knochel, Paul,Butler, William M.,Berk, Scott C.

, p. 6693 - 6696 (2007/10/02)

The new copper reagents RCu(CN)ZnI*BF3 1 containing various functional groups like esters, cyanides, chlorides or enoates react with β,β'-disubstituted enones to afford the Michael adducts 4-7 in high yields (81-98percent).Cyano-substituted 1,4-adducts un

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