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2,3-epoxy-3-naphthalen-1-yl-2-phenyl-indan-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

67720-00-7

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67720-00-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67720-00-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,2 and 0 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67720-00:
(7*6)+(6*7)+(5*7)+(4*2)+(3*0)+(2*0)+(1*0)=127
127 % 10 = 7
So 67720-00-7 is a valid CAS Registry Number.

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