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C21H25N5(2+)*2I(1-) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

117683-52-0

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117683-52-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117683-52-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,6,8 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 117683-52:
(8*1)+(7*1)+(6*7)+(5*6)+(4*8)+(3*3)+(2*5)+(1*2)=140
140 % 10 = 0
So 117683-52-0 is a valid CAS Registry Number.

117683-52-0Downstream Products

117683-52-0Relevant academic research and scientific papers

Geminal Bis-Onio Substitution at Trigonal Electron-Deficient Carbon

Weiss, Robert,Roth, Reinhard

, p. 870 - 872 (1987)

Geminal bis-onio substitution in systems with highly electrophilic trigonal carbon centers can be achieved by means of the reagent pair 4-dimethylaminopyridine/trimethylsilyltriflate.Structural features of these novel electrophiles are discussed on the ba

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