144104-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144104-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,1,0 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 144104-81:
(8*1)+(7*4)+(6*4)+(5*1)+(4*0)+(3*4)+(2*8)+(1*1)=94
94 % 10 = 4
So 144104-81-4 is a valid CAS Registry Number.
144104-81-4Relevant articles and documents
A study on the ring transformation of dihydroisoxazolopyrimidine
Kim, Jae Nyoung,Lee, Hong Jung,Kim, Hyoung Rae,Ryu, Eung K.
, p. 3477 - 3484 (1997)
Dihydroisoxazolopyrimidine derivatives could be cleaved to form either pyrimidine ring or isoxazole ring derivatives depending upon the reaction conditions employed.