77260-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77260-55-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,6 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77260-55:
(7*7)+(6*7)+(5*2)+(4*6)+(3*0)+(2*5)+(1*5)=140
140 % 10 = 0
So 77260-55-0 is a valid CAS Registry Number.
77260-55-0Relevant articles and documents
A regiocontrolled synthesis of codonocarpine
Humora, Michael J.,Seitz, David E.,Quick, James
, p. 3971 - 3974 (1980)
The total synthesis of the Lunaria alkaloid codonocarpine is described. Regiospecific formation of the macrocycle is achieved by the use of a properly protected spermidine unit.