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3-((R)-3-Methyl-4-oxo-2,3,4,9-tetrahydro-1H-carbazol-3-yl)-propionic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128592-32-5

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128592-32-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128592-32-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,9 and 2 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128592-32:
(8*1)+(7*2)+(6*8)+(5*5)+(4*9)+(3*2)+(2*3)+(1*2)=145
145 % 10 = 5
So 128592-32-5 is a valid CAS Registry Number.

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