66157-78-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66157-78-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,1,5 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 66157-78:
(7*6)+(6*6)+(5*1)+(4*5)+(3*7)+(2*7)+(1*8)=146
146 % 10 = 6
So 66157-78-6 is a valid CAS Registry Number.
66157-78-6Relevant articles and documents
Total synthesis of maesanin and analogues
Poigny, Stephane,Guyot, Michele,Samadi, Mohammad
, p. 14791 - 14802 (2007/10/03)
An efficient total synthesis of maesanin and related quinones is reported, through direct alkylation of 1,2,4,5-tetramethoxybenzene with alkylbromides, followed by oxidation with ceric ammonium nitrate (CAN) which provokes formation of the quinone and dep