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83718-63-2

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83718-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83718-63-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,1 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83718-63:
(7*8)+(6*3)+(5*7)+(4*1)+(3*8)+(2*6)+(1*3)=152
152 % 10 = 2
So 83718-63-2 is a valid CAS Registry Number.

83718-63-2Downstream Products

83718-63-2Relevant academic research and scientific papers

A concise, stereoselective synthesis of picenadol

Martinelli, Michael J.,Peterson, Barry C.

, p. 5401 - 5404 (2007/10/02)

A four-step stereoselective synthesis of picenadol (1) is reported, 1,3-Dimethyl-4-piperidone (3) underwent Horner-Wadsworth-Emmons reaction under conditions that did not yield double-bond isomerization, followed by a directed 1,4-addition with an aryl cuprate. Reduction and deprotection then afforded (1).

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