743421-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 743421-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,3,4,2 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 743421-41:
(8*7)+(7*4)+(6*3)+(5*4)+(4*2)+(3*1)+(2*4)+(1*1)=142
142 % 10 = 2
So 743421-41-2 is a valid CAS Registry Number.
743421-41-2Relevant articles and documents
Synthesis of iodinated analogues of all trans retinoic acid (ATRA) for SPECT imaging
Li, Haibing,Morin, Christophe
, p. 5673 - 5676 (2007/10/03)
Two derivatives of all trans retinoic acid in which one of the methyl groups has been replaced by iodine have been prepared.
