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{Co2(PYEN)2(O2)(OH)}(3+) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

39019-67-5

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39019-67-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39019-67-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,0,1 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 39019-67:
(7*3)+(6*9)+(5*0)+(4*1)+(3*9)+(2*6)+(1*7)=125
125 % 10 = 5
So 39019-67-5 is a valid CAS Registry Number.

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