943032-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 943032-41-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,3,0,3 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 943032-41:
(8*9)+(7*4)+(6*3)+(5*0)+(4*3)+(3*2)+(2*4)+(1*1)=145
145 % 10 = 5
So 943032-41-5 is a valid CAS Registry Number.
943032-41-5Relevant articles and documents
New approach to the total synthesis of (-)-zeylenone from shikimic acid
Zhang, Yi,Liu, An,Ye, Zu Guang,Lin, Jia,Xu, Li Zhen,Yang, Shi Lin
, p. 1459 - 1461 (2006)
The natural antitumor product (-)-zeylenone was prepared for the first time in a stereoselective synthesis from shikimic acid.