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N-methyl-D-pipecolinyl-L-isoleucinyl-N-[(3-methylbutanoyloxy)methyl]-(O-triethylsilyl)-tubuvaline methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

921928-04-3

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921928-04-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 921928-04-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,1,9,2 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 921928-04:
(8*9)+(7*2)+(6*1)+(5*9)+(4*2)+(3*8)+(2*0)+(1*4)=173
173 % 10 = 3
So 921928-04-3 is a valid CAS Registry Number.

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