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115234-31-6

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115234-31-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115234-31-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,2,3 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 115234-31:
(8*1)+(7*1)+(6*5)+(5*2)+(4*3)+(3*4)+(2*3)+(1*1)=86
86 % 10 = 6
So 115234-31-6 is a valid CAS Registry Number.

115234-31-6Relevant articles and documents

Synthesis and transannular Diels-Alder reaction of a cis-trans-trans and trans-cis-cis 13-membered macrocyclic trienone

Marinier, Anne,Baettig, Kurt,Dallaire, Carol,Pitteloud, Rita,Deslongchamps, Pierre

, p. 1609 - 1617 (2007/10/02)

The synthesis of the cis-trans-trans 5 and trans-cis-cis 6 macrocyclic trienones from cyclohexene is described.Upon heating at 300 deg C, trienone 5 underwent 1,5-H shift and transannular Diels-Alder reaction to give adducts 33, 34 and 35 while trienone 6

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