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Benzoic acid (5R,8R,9S,10R,14S,17S)-3-acetoxy-10,13-dimethyl-2,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42723-67-1

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42723-67-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42723-67-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,7,2 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 42723-67:
(7*4)+(6*2)+(5*7)+(4*2)+(3*3)+(2*6)+(1*7)=111
111 % 10 = 1
So 42723-67-1 is a valid CAS Registry Number.

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