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84602-71-1

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84602-71-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84602-71-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,6,0 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84602-71:
(7*8)+(6*4)+(5*6)+(4*0)+(3*2)+(2*7)+(1*1)=131
131 % 10 = 1
So 84602-71-1 is a valid CAS Registry Number.

84602-71-1Relevant articles and documents

Hindered Rotation of the Isopropenyl Group in Substituted Isopropenylcyclohexanes and Identification of Preferred Rotamers by Nuclear Magnetic Resonance. Bent Bonds May Better Bonds

Hoffmann, H. M. R.,Giguere, Raymond J.,Pauluth, Detlef,Hofer, Edgar

, p. 1155 - 1159 (1983)

The series of 2,2,6,6-tetramethyl-1-isopropenylcyclohexenes 2-6 shows hindered rotation of the isopropenyl group, the activation barrier ΔG(excit.) varying from 12.8 to >15.7 kcal/mol.Splitting patterns and chemical shifts of the olefinic protons of the i

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