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(5aR)-5t-(4-acetoxy-3,5-dimethoxy-phenyl)-9t-(tetra-O-acetyl-β-D-glucopyranosyloxy)-(5ar,8at)-5,8,8a,9-tetrahydro-5aH-furo[3',4';6,7]naphtho[2,3-d][1,3]dioxol-6-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

120020-91-9

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120020-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120020-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,0,2 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 120020-91:
(8*1)+(7*2)+(6*0)+(5*0)+(4*2)+(3*0)+(2*9)+(1*1)=49
49 % 10 = 9
So 120020-91-9 is a valid CAS Registry Number.

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