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methyl 5-acetamido-2,6-anhydro-3,5-dideoxy-9-O-bis(4-methoxyphenyl)phenyl-methyl-D-manno-non-2-en-4-ulosonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

82159-67-9

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82159-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82159-67-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,5 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 82159-67:
(7*8)+(6*2)+(5*1)+(4*5)+(3*9)+(2*6)+(1*7)=139
139 % 10 = 9
So 82159-67-9 is a valid CAS Registry Number.

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