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Acetic acid (3R,5R,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(R)-1-methyl-4-oxo-4-(6H-phenanthridin-5-yl)-butyl]-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80554-72-9

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80554-72-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80554-72-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,5 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 80554-72:
(7*8)+(6*0)+(5*5)+(4*5)+(3*4)+(2*7)+(1*2)=129
129 % 10 = 9
So 80554-72-9 is a valid CAS Registry Number.

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