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131941-94-1

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131941-94-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131941-94-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,4 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131941-94:
(8*1)+(7*3)+(6*1)+(5*9)+(4*4)+(3*1)+(2*9)+(1*4)=121
121 % 10 = 1
So 131941-94-1 is a valid CAS Registry Number.

131941-94-1Downstream Products

131941-94-1Relevant articles and documents

ALKYLATION OF RESORCINOL BY TERTIARY ALCOHOLS

Korneev, S. M.,Nikolaev, V. A.

, p. 1493 - 1495 (2007/10/02)

The initial product from the alkylation of resorcinol by tert-butyl alcohol in the presence of phosphoric or sulfuric acids is 4-tert-butylresorcinol, which is then converted into 4,6-disubstituted resorcinol.The optimum yields of 4,6-di-tert-alkylresorcinols are obtained with sulfuric acid as catalyst with the resorcinol, tertiary alcohol, and acid in molar ratios of 1:3:0.5.

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