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{tin(IV)(2-OH-C6H4CO2)2(5,10,15,20-tetraphenylporphyrin)}(CF3SO3)2 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

134343-68-3

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134343-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134343-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,3,4 and 3 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134343-68:
(8*1)+(7*3)+(6*4)+(5*3)+(4*4)+(3*3)+(2*6)+(1*8)=113
113 % 10 = 3
So 134343-68-3 is a valid CAS Registry Number.

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