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cis-Pt(((p-pyridyl)-10,15,20-triphenylporphyrinate)Zn)(4-pyridyl-4'-methylpyridinium(+)I(-))Cl2 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

176105-80-9

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176105-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 176105-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,1,0 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 176105-80:
(8*1)+(7*7)+(6*6)+(5*1)+(4*0)+(3*5)+(2*8)+(1*0)=129
129 % 10 = 9
So 176105-80-9 is a valid CAS Registry Number.

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