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N,N-dimethyl-L-isoleucine (4S)-7t-((R)-hydroxy-phenyl-methyl)-5,8-dioxo-3t-phenyl-2-oxa-6,9-diaza-1(1,4)-benzena-cycloundecaphan-4r-ylamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21761-49-9

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21761-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21761-49-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,6 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 21761-49:
(7*2)+(6*1)+(5*7)+(4*6)+(3*1)+(2*4)+(1*9)=99
99 % 10 = 9
So 21761-49-9 is a valid CAS Registry Number.

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