145801-81-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145801-81-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,8,0 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 145801-81:
(8*1)+(7*4)+(6*5)+(5*8)+(4*0)+(3*1)+(2*8)+(1*1)=126
126 % 10 = 6
So 145801-81-6 is a valid CAS Registry Number.
145801-81-6Relevant articles and documents
Intramolecular [2+2] photocycloaddition of N-alkenoyl β - enaminones
Amougay, Aicha,Pete, Jean-Pierre,Piva, Olivier
, p. 7347 - 7350 (2007/10/02)
Intramolecular cycloaddition of N-alkenoyl β-enaminones occurs with high regioselectivity and diastereoselectivity leading to interesting synthons for the total synthesis of triquinanes or various sesquiterpenes.