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[1-((E)-Propenyl)-7-(tetrahydro-pyran-2-yloxy)-heptyl]-phosphonic acid diethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

73881-12-6

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73881-12-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73881-12-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,8 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 73881-12:
(7*7)+(6*3)+(5*8)+(4*8)+(3*1)+(2*1)+(1*2)=146
146 % 10 = 6
So 73881-12-6 is a valid CAS Registry Number.

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