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29149-73-3

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29149-73-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 29149-73-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,1,4 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 29149-73:
(7*2)+(6*9)+(5*1)+(4*4)+(3*9)+(2*7)+(1*3)=133
133 % 10 = 3
So 29149-73-3 is a valid CAS Registry Number.

29149-73-3Relevant articles and documents

Ruthenium complex-catalyzed allylic alkylation of carbonucleophiles with allylic carbonates

Zhang, Shi-Wei,Mitsudo, Take-aki,Kondo, Teruyuki,Watanabe, Yoshihisa

, p. 197 - 207 (1993)

Allylic carbonates except for allyl methyl carbonate reacted with carbonucleophiles such as ethyl acetoacetate in the presence of a catalytic amount of Ru(cod)(cot) in N-methylpiperidine at 80 deg C to give the corresponding monoallylated carbonucleophiles in high yields with high regioselectivity.The regioselectivity was quite different from that in the palladium-catalyzed reactions.The allylation of carbonucleophiles using allyl methyl carbonate selectively gave the diallylated carbonucleophiles in high yields.

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