189012-77-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189012-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,0,1 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 189012-77:
(8*1)+(7*8)+(6*9)+(5*0)+(4*1)+(3*2)+(2*7)+(1*7)=149
149 % 10 = 9
So 189012-77-9 is a valid CAS Registry Number.
189012-77-9Relevant academic research and scientific papers
Benzothiazolone derivatives
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, (2008/06/13)
A compound of formula I, including optical isomers thereof, STR1 wherein X represents --SO 2 NH-- or --NHSO 2 --,p, q and r independently represent 2 or 3,Y represents thienyl optionally substituted by alkyl or halogen, or phenylthio- or phenyl optionally
