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77643-67-5

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77643-67-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77643-67-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,4 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77643-67:
(7*7)+(6*7)+(5*6)+(4*4)+(3*3)+(2*6)+(1*7)=165
165 % 10 = 5
So 77643-67-5 is a valid CAS Registry Number.

77643-67-5Downstream Products

77643-67-5Relevant articles and documents

Generation of Azomethine Ylides via the Desilylation Reaction of Immonium Salts

Padwa, Albert,Haffmanns, Gunter,Tomas, Miguel

, p. 3314 - 3322 (2007/10/02)

Generation of intermediates having azomethine ylide reactivity was achieved by the reaction of several ethanol or thioimidate derivatives with methyl iodide followed by treatment of the resulting imine with (trimethylsilyl)methyl triflate.Desilylation of

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