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2,2-Dimethyl-propionic acid (3S,8S,9S,10S,13S,14S,17S)-3-acetoxy-10-bromomethyl-13-methyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

218900-37-9

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218900-37-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 218900-37-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,9,0 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 218900-37:
(8*2)+(7*1)+(6*8)+(5*9)+(4*0)+(3*0)+(2*3)+(1*7)=129
129 % 10 = 9
So 218900-37-9 is a valid CAS Registry Number.

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