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84017-97-0

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84017-97-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84017-97-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,0,1 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 84017-97:
(7*8)+(6*4)+(5*0)+(4*1)+(3*7)+(2*9)+(1*7)=130
130 % 10 = 0
So 84017-97-0 is a valid CAS Registry Number.

84017-97-0Relevant articles and documents

4-Hydroxycoumarin and related systems: Sitoselectivity of the Mitsunobu reaction with prenyl alcohols

Cravotto, Giancarlo,Nano, Gian Mario,Palmisano, Giovanni,Tagliapietra, Silvia

, p. 1351 - 1358 (2007/10/03)

The Mitsunobu reaction leads to the formation of new C-C bonds between prenyl alcohols and 1,3-dicarbonyl compounds like 4-hydroxycoumarin or its nitrogen isoster. Buchapine was obtained through a one-pot procedure from 4-hydroxy-2-quinolone and dimethylallyl alcohol.

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