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82679-13-8

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82679-13-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82679-13-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,6,7 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 82679-13:
(7*8)+(6*2)+(5*6)+(4*7)+(3*9)+(2*1)+(1*3)=158
158 % 10 = 8
So 82679-13-8 is a valid CAS Registry Number.

82679-13-8Relevant articles and documents

Reaction of 2-Trifluoromethyl-4H-3,1-benzoxazin-4-one Derivatives with Carboethoxymethylenetriphenylphosphorane

Murphy, Steven M.,Stanforth, Stephen P.

, p. 1083 - 1084 (2007/10/02)

Treatment of a series of 2-trifluoromethyl-4H-3,1-benzoxazin-4-one derivatives 1 with carboethoxymethylenetriphenylphosphorane 2 yielded the phosphoranes 3 in boiling toluene solution.Thermolysis of these phosphoranes 3 gave esters 6.

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