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2,9c-diphenyl-(4ar,9bt,9cξ)-9b,9c-dihydro-4aH-benzo[4',5']thieno[3',2':3,4]azeto[2,1-b][1,3,4]oxadiazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

59105-97-4

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59105-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 59105-97-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,1,0 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 59105-97:
(7*5)+(6*9)+(5*1)+(4*0)+(3*5)+(2*9)+(1*7)=134
134 % 10 = 4
So 59105-97-4 is a valid CAS Registry Number.
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