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(3R,4S,5S)-2-hydroxy-4-(N-methoxycarbonyl-N-methylamino)-3,5-bis(methoxymethyloxy)-2-methyltetrahydropyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

97989-83-8

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97989-83-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97989-83-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,8 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 97989-83:
(7*9)+(6*7)+(5*9)+(4*8)+(3*9)+(2*8)+(1*3)=228
228 % 10 = 8
So 97989-83-8 is a valid CAS Registry Number.

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