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3-tert-Butyl-pentanedioic acid mono-((3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethyl-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.

444991-72-4

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444991-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 444991-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,9,9 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 444991-72:
(8*4)+(7*4)+(6*4)+(5*9)+(4*9)+(3*1)+(2*7)+(1*2)=184
184 % 10 = 4
So 444991-72-4 is a valid CAS Registry Number.

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