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(1R)-S-ethyl-3-chloro-O5-trityl-1-(6-tritylamino-purin-9-yl)-1,4-anhydro-3-deoxy-2-thio-D-arabitol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

119749-57-4

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119749-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119749-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,7,4 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 119749-57:
(8*1)+(7*1)+(6*9)+(5*7)+(4*4)+(3*9)+(2*5)+(1*7)=164
164 % 10 = 4
So 119749-57-4 is a valid CAS Registry Number.

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