54197-01-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54197-01-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,1,9 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 54197-01:
(7*5)+(6*4)+(5*1)+(4*9)+(3*7)+(2*0)+(1*1)=122
122 % 10 = 2
So 54197-01-2 is a valid CAS Registry Number.
InChI:InChI=1/C15H16Cl2O4/c1-7(2)15(3)5-8-4-9(21-6-10(18)19)12(16)13(17)11(8)14(15)20/h4,7H,5-6H2,1-3H3,(H,18,19)
54197-01-2Relevant articles and documents
Process for preparing [1-oxo-2-cyclopentyl (or 2-isopropyl)-2-methyl-6,7-dichloro-5-indanyloxy] acetic acid
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, (2008/06/13)
Process for preparing [1-oxo-2-cyclopentyl(or 2-isopropyl)-2-methyl-6,7-dichloro-5-indanyloxy]acetic acid, pharmaceutically acceptable salt, ester and amide derivatives thereof and intermediate 5-ether derivatives thereof comprising reacting under Friedel