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methyl-(O3,O4-diacetyl-O2-methyl-O6-trityl-α-D-altropyranoside) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

23089-66-9

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23089-66-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23089-66-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,8 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 23089-66:
(7*2)+(6*3)+(5*0)+(4*8)+(3*9)+(2*6)+(1*6)=109
109 % 10 = 9
So 23089-66-9 is a valid CAS Registry Number.

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