1294495-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1294495-52-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,4,4,9 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1294495-52:
(9*1)+(8*2)+(7*9)+(6*4)+(5*4)+(4*9)+(3*5)+(2*5)+(1*2)=195
195 % 10 = 5
So 1294495-52-5 is a valid CAS Registry Number.
1294495-52-5Relevant articles and documents
First total synthesis of Papilistatin
Wu, Meng,Li, Ling,Feng, An-Zheng,Su, Bo,Liang, De-Min,Liu, Yu-Xiu,Wang, Qing-Min
, p. 2539 - 2542 (2011)
Papilistatin has been isolated recently and found to have good anticancer and antibacterial activity. Papilistatin is a unique phenanthrene-1,10- dicarboxylic acid. The first total synthesis of papilistatin is described here with radical cyclisation as the key step.
