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78401-33-9

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78401-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78401-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,0 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 78401-33:
(7*7)+(6*8)+(5*4)+(4*0)+(3*1)+(2*3)+(1*3)=129
129 % 10 = 9
So 78401-33-9 is a valid CAS Registry Number.

78401-33-9Relevant articles and documents

A New, General Route to γ,δ-Unsaturated α,α-Dichloroketones from Allyl 2,2,2-Trichloroethyl Ethers via the Sigmatropic Rearrangement of Intermediary 2,2-Dichlorovinyl Ethers

Morimoto, Toshiaki,Sekiya, Minoru

, p. 308 - 310 (1981)

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