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(tetrakis(3,5-bis[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]benzyl) 4,4',4'', 4'''-[[10-(2-[[3-hydroxyphenyl]ethynyl]phenyl)porphyrin-5,15-diyl]bis[benzene-2,1,3-triylbis(oxy)]]tetrabutanoate(2-))iron(II) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

573658-66-9

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573658-66-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 573658-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,3,6,5 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 573658-66:
(8*5)+(7*7)+(6*3)+(5*6)+(4*5)+(3*8)+(2*6)+(1*6)=199
199 % 10 = 9
So 573658-66-9 is a valid CAS Registry Number.

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