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2'-formyl-4,4',5,6-tetramethoxybiphenyl-2-carboxylic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1283600-50-9

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1283600-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1283600-50-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,3,6,0 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1283600-50:
(9*1)+(8*2)+(7*8)+(6*3)+(5*6)+(4*0)+(3*0)+(2*5)+(1*0)=139
139 % 10 = 9
So 1283600-50-9 is a valid CAS Registry Number.

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