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(5R,10S,13S,14S)-7-(tert-Butyl-dimethyl-silanyloxy)-14-hydroxy-13-methyl-1,17-dioxo-1,2,3,4,5,6,12,13,14,15,16,17-dodecahydro-cyclopenta[a]phenanthrene-10-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

130993-63-4

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130993-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130993-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,9 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 130993-63:
(8*1)+(7*3)+(6*0)+(5*9)+(4*9)+(3*3)+(2*6)+(1*3)=134
134 % 10 = 4
So 130993-63-4 is a valid CAS Registry Number.

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