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4-Oxo-pentanoic acid (2R,3R,4S,5R,6R)-4,5-dihydroxy-6-hydroxymethyl-2-methoxy-tetrahydro-pyran-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

851963-41-2

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851963-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 851963-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,1,9,6 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 851963-41:
(8*8)+(7*5)+(6*1)+(5*9)+(4*6)+(3*3)+(2*4)+(1*1)=192
192 % 10 = 2
So 851963-41-2 is a valid CAS Registry Number.

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