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34942-89-7

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34942-89-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34942-89-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,9,4 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 34942-89:
(7*3)+(6*4)+(5*9)+(4*4)+(3*2)+(2*8)+(1*9)=137
137 % 10 = 7
So 34942-89-7 is a valid CAS Registry Number.

34942-89-7Relevant articles and documents

Thermal reactions of anti- and syn-dispiro[5.0.5.2]tetradeca-1,8-dienes: Stereomutation and fragmentation to 3-methylenecyclohexenes. Entropy-dictated product ratios from diradical intermediates?

Doering,Ekmanis,Belfield,Klaerner,Krawczyk

, p. 5532 - 5541 (2007/10/03)

A series of cyclobutanes substituted 1,2- by polyenes of increasing radical-stabilizing power has been investigated to test the proposition that stabilization energies obtained independently from apposite, cis,-trans geometric isomerizations can be succes

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