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3-(Aminomethylen)-3,4-dihydro-1,2-benzoxathiin-4-on-2,2-dioxid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

100813-80-7

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100813-80-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100813-80-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,8,1 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 100813-80:
(8*1)+(7*0)+(6*0)+(5*8)+(4*1)+(3*3)+(2*8)+(1*0)=77
77 % 10 = 7
So 100813-80-7 is a valid CAS Registry Number.

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