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1-[(3,4-dichloro-phenoxy)-acetyl]-4-(4-methoxy-phenyl)-thiosemicarbazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40311-91-9

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40311-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40311-91-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,1 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40311-91:
(7*4)+(6*0)+(5*3)+(4*1)+(3*1)+(2*9)+(1*1)=69
69 % 10 = 9
So 40311-91-9 is a valid CAS Registry Number.

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