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111686-53-4

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111686-53-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111686-53-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,8 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 111686-53:
(8*1)+(7*1)+(6*1)+(5*6)+(4*8)+(3*6)+(2*5)+(1*3)=114
114 % 10 = 4
So 111686-53-4 is a valid CAS Registry Number.

111686-53-4Downstream Products

111686-53-4Relevant articles and documents

Synthesis of Isoquinolines by Intramolecular Aza-Wittig Reaction

Hickey, Deirdre M. B.,MacKenzie, A. Roderick,Moody, Christopher J.,Rees, Charles W.

, p. 776 - 777 (1984)

Isoquinolines (3) and (5) are formed under mild neutral conditions by intramolecular aza-Wittig reactions of iminophosphoranes, readily derived from azides (1) and (4) with triethyl phosphite; the azafluoranthene (7) can also be prepared from the isolable

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