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Acetic acid (2S,3S,4S,5R,6R)-4,5-bis-benzyloxy-6-benzyloxymethyl-2-cyclohexyloxy-tetrahydro-pyran-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20672-77-9

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20672-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20672-77-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,6,7 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20672-77:
(7*2)+(6*0)+(5*6)+(4*7)+(3*2)+(2*7)+(1*7)=99
99 % 10 = 9
So 20672-77-9 is a valid CAS Registry Number.

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