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3,4-dihydro-6-hydroxy-4,4,7,8-tetramethyl-1(2H)-benzopyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

84945-01-7

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84945-01-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84945-01-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,9,4 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84945-01:
(7*8)+(6*4)+(5*9)+(4*4)+(3*5)+(2*0)+(1*1)=157
157 % 10 = 7
So 84945-01-7 is a valid CAS Registry Number.

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