1399842-83-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1399842-83-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,9,8,4 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1399842-83:
(9*1)+(8*3)+(7*9)+(6*9)+(5*8)+(4*4)+(3*2)+(2*8)+(1*3)=231
231 % 10 = 1
So 1399842-83-1 is a valid CAS Registry Number.
1399842-83-1Relevant articles and documents
Direct allenol-based stereocontrolled access to substituted (E)-1,3-enynes
Alcaide, Benito,Almendros, Pedro,Martínez Del Campo, Teresa
, p. 7603 - 7609 (2012/10/29)
A stereoselective synthesis of 1-substituted (E)-2-aryl-but-1-en-3-ynes, including tetrasubstituted alkenes, has been developed from aryl-substituted α-allenols by treatment with the AcCl-NaOH (aqueous) system. This transformation might be explained throu