124394-27-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124394-27-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,3,9 and 4 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 124394-27:
(8*1)+(7*2)+(6*4)+(5*3)+(4*9)+(3*4)+(2*2)+(1*7)=120
120 % 10 = 0
So 124394-27-0 is a valid CAS Registry Number.
124394-27-0Relevant articles and documents
Mercaptoxanthone Regioisomers
Montanari, Paola,Valenti, Piero,Da Re, Paola
, p. 354 - 355 (2007/10/02)
Preparation of four mercapto regioisomers of xanthone according to Kwatz-Newman procedure is reported.