56525-68-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56525-68-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,5,2 and 5 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 56525-68:
(7*5)+(6*6)+(5*5)+(4*2)+(3*5)+(2*6)+(1*8)=139
139 % 10 = 9
So 56525-68-9 is a valid CAS Registry Number.
56525-68-9Relevant articles and documents
Cerium(IV) ammonium nitrate (CAN) catalyzed aza-Michael addition of amines to α,β-unsaturated electrophiles
Duan, Zheng,Xuan, Xuejie,Li, Ting,Yang, Chenfei,Wu, Yangjie
, p. 5433 - 5436 (2007/10/03)
Cerium(IV) ammonium nitrate (CAN) catalyzed facile and efficient aza-Michael addition of aromatic and aliphatic amines with α,β-unsaturated electrophiles in the absence of solvent under ultrasound irradiation.
