53342-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53342-69-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,3,4 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53342-69:
(7*5)+(6*3)+(5*3)+(4*4)+(3*2)+(2*6)+(1*9)=111
111 % 10 = 1
So 53342-69-1 is a valid CAS Registry Number.
53342-69-1Relevant articles and documents
Further Synthesis of Zeaxanthin and Rhodoxanthin
Ellis, Peter R.,Faruk, Erol A.,Moss, Gerald P.,Weedon, Basil C. L.
, p. 1092 - 1097 (1981)
A modification of a previously reported synthesis of zeaxanthin (1), and routes to both zeaxanthin and rhodoxanthin (2) from α-ionone, are described.
