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(8′S,9′S,10′R,13′S,14′S,17′R)-10′,13′-dimethyl-1′,2′,4′,7′,8′,9′,10′,12′,13′,14′,15′,16′-dodecahydro-11′H-trispiro[[1,3]dioxolane-2,3′-cyclopenta[a]phenanthrene-17′,4''-[1,3]dioxolane-5'',4'''-[1,3]dioxolan]-11′-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

52248-40-5

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52248-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 52248-40-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,2,4 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 52248-40:
(7*5)+(6*2)+(5*2)+(4*4)+(3*8)+(2*4)+(1*0)=105
105 % 10 = 5
So 52248-40-5 is a valid CAS Registry Number.

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