145323-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145323-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,3,2 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 145323-42:
(8*1)+(7*4)+(6*5)+(5*3)+(4*2)+(3*3)+(2*4)+(1*2)=108
108 % 10 = 8
So 145323-42-8 is a valid CAS Registry Number.
145323-42-8Relevant articles and documents
o-Nitroaniline derivatives - 13. Reactions of N-(o-nitroaryl)sarcosine esters with bases
Collins,McFarlane,Mackie,Smith
, p. 7887 - 7898 (2007/10/02)
The title reactions give 1-hydroxy-4-methylquinoxaline-2,3-diones (4) together with a variety of mono- and bi-cyclic byproducts. All of these may result from a common intermediate, viz. a 1-hydroxy-4-methyl-3,4-dihydro-1H-2,1,4-benzoxadiazine-3-carboxylat