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9-fluorenylmethyl 1,3-diaza-2-(methylthio)spiro[4.4]non-1-en-4-one-3-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

934223-90-2

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934223-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 934223-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,2,2 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 934223-90:
(8*9)+(7*3)+(6*4)+(5*2)+(4*2)+(3*3)+(2*9)+(1*0)=162
162 % 10 = 2
So 934223-90-2 is a valid CAS Registry Number.

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