19741-52-7 Usage
Description
This alkaloid present in Spiraea japonica L. fil., yields colourless crystals from
EtOH. From chemical and spectroscopic evidence, it has been shown to be 11-
acetylspiradine B.
Check Digit Verification of cas no
The CAS Registry Mumber 19741-52-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,4 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19741-52:
(7*1)+(6*9)+(5*7)+(4*4)+(3*1)+(2*5)+(1*2)=127
127 % 10 = 7
So 19741-52-7 is a valid CAS Registry Number.