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(2S,6S)-6-tert-butyldimethylsiloxy-2-[(4'S)-2',2'-dimethyl-1',3'-dioxolan-4'-yl]-4,5-bis(methoxymethyloxymethyl)-6H-pyran-3(2H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

219967-24-5

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219967-24-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219967-24-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,9,6 and 7 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 219967-24:
(8*2)+(7*1)+(6*9)+(5*9)+(4*6)+(3*7)+(2*2)+(1*4)=175
175 % 10 = 5
So 219967-24-5 is a valid CAS Registry Number.

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