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(S)-2-((1S,6R)-3-Bromo-11,13-dioxo-12-aza-tricyclo[4.4.3.01,6]trideca-2,4,7,9-tetraen-12-yl)-propionic acid (1R,2R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

78403-52-8

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78403-52-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78403-52-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,0 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 78403-52:
(7*7)+(6*8)+(5*4)+(4*0)+(3*3)+(2*5)+(1*2)=138
138 % 10 = 8
So 78403-52-8 is a valid CAS Registry Number.

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