13539-24-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13539-24-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,5,3 and 9 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 13539-24:
(7*1)+(6*3)+(5*5)+(4*3)+(3*9)+(2*2)+(1*4)=97
97 % 10 = 7
So 13539-24-7 is a valid CAS Registry Number.
13539-24-7Relevant academic research and scientific papers
Isoflavones from Podocarpus amarus
Carman, Raymond M.,Russel-Maynard, John K. L.,Schumann, Russell C.
, p. 485 - 496 (2007/10/02)
The isoflavone irisolidone is a major constituent of Podocarpus amarus hearthwood.Its structure has been securely established by 13C n.m.r. studies upon a range of derivatives.The isoflavones biochanin A, genistein and daidzein are also present in the tre