77129-87-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77129-87-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,2 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77129-87:
(7*7)+(6*7)+(5*1)+(4*2)+(3*9)+(2*8)+(1*7)=154
154 % 10 = 4
So 77129-87-4 is a valid CAS Registry Number.
77129-87-4Relevant articles and documents
NOVEL PHOTOCHEMICAL REACTIONS OF ENAMINO KETONES
Watson, Darrell,Dillin, D. R.
, p. 3969 - 3970 (1980)
Irradiation of the conjugated N-aryl enamino ketone (V) yielded the indole (VI) resulting from a novel decomposition of the ylide intermediate.