97043-21-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97043-21-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,4 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 97043-21:
(7*9)+(6*7)+(5*0)+(4*4)+(3*3)+(2*2)+(1*1)=135
135 % 10 = 5
So 97043-21-5 is a valid CAS Registry Number.
97043-21-5Relevant articles and documents
Photochemical Addition of Tertiary Amines to Electrophilic Cyclopropranes via Single Electron Transfer
Tomioka, Hideo,Miyagawa, Hiroshi
, p. 1183 - 1184 (2007/10/02)
Irradiation of arylcyclopropanes bearing at least one electron-withdrawing group with a tertiary amine in acetonitrile resulted in the formation of the regioselective addition product of the amine along with the reduction product.