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133618-79-8

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133618-79-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133618-79-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,1 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133618-79:
(8*1)+(7*3)+(6*3)+(5*6)+(4*1)+(3*8)+(2*7)+(1*9)=128
128 % 10 = 8
So 133618-79-8 is a valid CAS Registry Number.

133618-79-8Downstream Products

133618-79-8Relevant articles and documents

Allylic substitution by carbon nucleophiles on γ-bromo-α,β-unsaturated esters: competition with Michael induced ring closure

Roux-Schmitt, M. C.,Sevin, A.,Seyden-Penne, J.

, p. 857 - 863 (2007/10/02)

In THF, the reaction of lithiated aryl aceto- and propiononitriles or diphenylmethyleneacetonitrile with γ-bromo-α,β-unsaturated tertiary ester 1a does not give cyclopropanes but a SN' type allylic substitution.On the other hand, phenylacetates enolates a

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