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(+/-)-4-(6-carboxy-2,3,4-trimethoxy-phenoxy)-5,6,4',5',6'-pentamethoxy-diphenic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

117776-69-9

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117776-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117776-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,7,7 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 117776-69:
(8*1)+(7*1)+(6*7)+(5*7)+(4*7)+(3*6)+(2*6)+(1*9)=159
159 % 10 = 9
So 117776-69-9 is a valid CAS Registry Number.

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