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(2R,3S)-4-(tert-Butyl-dimethyl-silanyloxy)-3-[(Z)-(R)-5-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-4-methyl-pent-3-enyl]-7-methoxy-2,3,8-trimethyl-2,3-dihydro-naphtho[1,2-b]furan-6,9-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

217486-59-4

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217486-59-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217486-59-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,4,8 and 6 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 217486-59:
(8*2)+(7*1)+(6*7)+(5*4)+(4*8)+(3*6)+(2*5)+(1*9)=154
154 % 10 = 4
So 217486-59-4 is a valid CAS Registry Number.

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