78845-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78845-11-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,4 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78845-11:
(7*7)+(6*8)+(5*8)+(4*4)+(3*5)+(2*1)+(1*1)=171
171 % 10 = 1
So 78845-11-1 is a valid CAS Registry Number.
78845-11-1Relevant articles and documents
MACROEXPANSION METHODOLOGY: AN EFFICIENT EIGHT UNIT RING EXPANSION
Wender, Paul A.,Sieburth, Scott McN.
, p. 2471 - 2474 (1981)
An efficient eight unit expansion method which is postulated to proceed by either a or consecutive sigmatropic shifts is described.
