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334826-65-2

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334826-65-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 334826-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,4,8,2 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 334826-65:
(8*3)+(7*3)+(6*4)+(5*8)+(4*2)+(3*6)+(2*6)+(1*5)=152
152 % 10 = 2
So 334826-65-2 is a valid CAS Registry Number.

334826-65-2Relevant articles and documents

The Nazarov cyclization of β-carbonyl-β′-furyl-divinyl ketones and related compounds as induced by perchloric acid

Fernández Mateos,Martín De La Nava,Rubio González

, p. 1049 - 1057 (2007/10/03)

Diluted solutions of perchloric acid and acetic anhydride are introduced as a new catalyst for cationic cyclizations. The influence of the strong acid concentration and the nature of the anhydride have been studied in four types of Nazarov substrates.

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