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71699-79-1

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71699-79-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71699-79-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,6,9 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71699-79:
(7*7)+(6*1)+(5*6)+(4*9)+(3*9)+(2*7)+(1*9)=171
171 % 10 = 1
So 71699-79-1 is a valid CAS Registry Number.

71699-79-1Relevant articles and documents

2-Cyclopropylidene-1,3-cycloalkanediones as Intermediates in a Nucleophilic Substitution at a Three Membered Ring

Weidner, Juergen,Vilsmaier, Elmar,Fries, Ralf

, p. 1039 - 1056 (1987)

Reaction of morpholinobicycloalkyl-dimedone 4C with various CH-acids 3 leads to a substitution of the exo-dimedone unit as a consequence of a strong preference of the exo-leaving group in a bicyclic compound of type 4 and 5, respectively.Dimedone (3C) as

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