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158039-67-9

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158039-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158039-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,0,3 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 158039-67:
(8*1)+(7*5)+(6*8)+(5*0)+(4*3)+(3*9)+(2*6)+(1*7)=149
149 % 10 = 9
So 158039-67-9 is a valid CAS Registry Number.
InChI:InChI=1/C11H11BrN2O4/c12-5-9(15)14-8-3-1-7(2-4-8)11(18)13-6-10(16)17/h1-4H,5-6H2,(H,13,18)(H,14,15)(H,16,17)

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