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N-((5aR)-1,7-dioxo-(5ar)-1,4,6,7-tetrahydro-3H,5aH-azeto[2,1-b]thieno[3,4-d][1,3]thiazin-6t-yl)-2-phenyl-acetamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74136-55-3

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74136-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74136-55-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,1,3 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74136-55:
(7*7)+(6*4)+(5*1)+(4*3)+(3*6)+(2*5)+(1*5)=123
123 % 10 = 3
So 74136-55-3 is a valid CAS Registry Number.

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