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Acetic acid, [(tetrahydro-2H-pyran-4-yl)oxy]-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

766539-48-4

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766539-48-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 766539-48-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,6,5,3 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 766539-48:
(8*7)+(7*6)+(6*6)+(5*5)+(4*3)+(3*9)+(2*4)+(1*8)=214
214 % 10 = 4
So 766539-48-4 is a valid CAS Registry Number.

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