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3-Heptanone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-7-hydroxy-4,4-dimethyl-, (5S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

250679-53-9

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250679-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 250679-53-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,0,6,7 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 250679-53:
(8*2)+(7*5)+(6*0)+(5*6)+(4*7)+(3*9)+(2*5)+(1*3)=149
149 % 10 = 9
So 250679-53-9 is a valid CAS Registry Number.

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