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Benzoic acid (2aS,3S,4S,4aR,6R,7aS,7bS)-2a,6-diethoxy-3-hydroxy-octahydro-1,7-dioxa-cyclopenta[cd]inden-4-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

111563-50-9

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111563-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111563-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,5,6 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111563-50:
(8*1)+(7*1)+(6*1)+(5*5)+(4*6)+(3*3)+(2*5)+(1*0)=89
89 % 10 = 9
So 111563-50-9 is a valid CAS Registry Number.

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