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293761-67-8

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293761-67-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 293761-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,3,7,6 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 293761-67:
(8*2)+(7*9)+(6*3)+(5*7)+(4*6)+(3*1)+(2*6)+(1*7)=178
178 % 10 = 8
So 293761-67-8 is a valid CAS Registry Number.

293761-67-8Downstream Products

293761-67-8Relevant articles and documents

Mixed anhydrides of carboxylic and trifluoroacetic acids as acylating agents: I. Reactions of 3,5-Di-tert-butylbenzoyl trifluoroacetate with tert-butylphenols

Khvoinova,Muslin,Khorshev

, p. 1799 - 1801 (2007/10/03)

The rate and pathway of reactions of 3,5-di-tert-butylbenzoyl trifluoroacetate with fert-butyl-phenols depend on the number and position of bulky substituents determining the extent of steric shielding of the phenolic hydroxyl.

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