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1,4-anhydro-3,5-bis-O-(tert-butyldimethylsilyl)-2-deoxy-4-thio-D-erythro-pent-1-enitol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

209048-59-9

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209048-59-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 209048-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,0,4 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 209048-59:
(8*2)+(7*0)+(6*9)+(5*0)+(4*4)+(3*8)+(2*5)+(1*9)=129
129 % 10 = 9
So 209048-59-9 is a valid CAS Registry Number.

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