2891-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2891-32-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,8,9 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 2891-32:
(6*2)+(5*8)+(4*9)+(3*1)+(2*3)+(1*2)=99
99 % 10 = 9
So 2891-32-9 is a valid CAS Registry Number.
2891-32-9Relevant academic research and scientific papers
10-aryl-1,8-dihydroxy-9-anthrones and their esters, process for preparing same, and use of same in human and veterinary medicine and in cosmetics
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, (2008/06/13)
Mono, di and tri-esters of 1,8-dihydroxy-10-phenyl-9-anthrone or -9-anthranol have the formula STR1 wherein p is 0 or 1, (a) when p=0, t=1 and R2 represents hydrogen or --COR3, (b) when p=1, t=0 and R1 and R2 ea
