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4493-40-7

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  • 5-Hydroxy-2-(4-hydroxyphenyl)-4-oxo-3,4-dihydro-2H-chromen-7-yl 6 -O-(6-deoxyhexopyranosyl)hexopyranoside

    Cas No: 4493-40-7

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4493-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4493-40-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,9 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4493-40:
(6*4)+(5*4)+(4*9)+(3*3)+(2*4)+(1*0)=97
97 % 10 = 7
So 4493-40-7 is a valid CAS Registry Number.

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