126857-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126857-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,8,5 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 126857-53:
(8*1)+(7*2)+(6*6)+(5*8)+(4*5)+(3*7)+(2*5)+(1*3)=152
152 % 10 = 2
So 126857-53-2 is a valid CAS Registry Number.
126857-53-2Relevant articles and documents
STUDIES OF A SIMPLE ROUTE TO A BICYCLIC RESERPINE INTERMEDIATE
Gottlieb, L.,Kellner, D.,Loewenthal, H. J. E.
, p. 2987 - 2998 (2007/10/02)
A concise route is described to a Reserpine synthetic intermediate having the features of ring E and an oxygen function for constructing ring D.This inviolves an unusual α-diketone cleavage, the selective elaboration of the carboxylated ring in 1-naphthoi