94320-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94320-75-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,3,2 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 94320-75:
(7*9)+(6*4)+(5*3)+(4*2)+(3*0)+(2*7)+(1*5)=129
129 % 10 = 9
So 94320-75-9 is a valid CAS Registry Number.
94320-75-9Relevant articles and documents
Heterocyclic Studies. Part 42. Pyrimidotriazines and some Related Tricyclic Compounds
Clark, Jim,Varvounis, George
, p. 1475 - 1481 (2007/10/02)
Nitrous acid treatment of 2,4-disubstituted 6-methyl-5-nitropyrimidines gave the corresponding pyrimidotriazine 3-oxides.The latter reacted with thionyl chloride to give 4-chloro derivatives which were then converted into other 4-substituted
