189443-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189443-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,4,4 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 189443-26:
(8*1)+(7*8)+(6*9)+(5*4)+(4*4)+(3*3)+(2*2)+(1*6)=173
173 % 10 = 3
So 189443-26-3 is a valid CAS Registry Number.
189443-26-3Relevant articles and documents
Iminyl radical generation via iminodithiocarbonate group transfer
Callier-Dublanchet, Anne-Claude,Quiclet-Sire, Beatrice,Zard, Samir Z.
, p. 2463 - 2466 (1997)
Irradiation with a sun lamp of thiocarbazone derivatives related to 1a in the presence of small amounts of hexabutylditin provides adducts arising from the reaction of an iminyl radical followed by transfer of an iminodithiocarbonate group.