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5-(4-Nitrophenyl)-1,2,3-thiadiazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

442549-67-9

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442549-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 442549-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,2,5,4 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 442549-67:
(8*4)+(7*4)+(6*2)+(5*5)+(4*4)+(3*9)+(2*6)+(1*7)=159
159 % 10 = 9
So 442549-67-9 is a valid CAS Registry Number.

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