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(3,4-diamino-5-methyl-phenyl)-arsonic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

861560-98-7

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861560-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 861560-98-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,5,6 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 861560-98:
(8*8)+(7*6)+(6*1)+(5*5)+(4*6)+(3*0)+(2*9)+(1*8)=187
187 % 10 = 7
So 861560-98-7 is a valid CAS Registry Number.

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