128461-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128461-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,4,6 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128461-52:
(8*1)+(7*2)+(6*8)+(5*4)+(4*6)+(3*1)+(2*5)+(1*2)=129
129 % 10 = 9
So 128461-52-9 is a valid CAS Registry Number.
128461-52-9Relevant academic research and scientific papers
Stereoselective synthesis of the C10-C24 fragment of FK-506
Wang
, p. 6611 - 6614 (2007/10/02)
A highly stereoselective route to the C10-C24 fragment of FK-506 is described.