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3,3,6-trimethyl-4,5-dihydro-4,11b-epoxy-naphtho[1,2-c]-1,2-dioxepin-7(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

76670-42-3

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76670-42-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76670-42-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,6,7 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76670-42:
(7*7)+(6*6)+(5*6)+(4*7)+(3*0)+(2*4)+(1*2)=153
153 % 10 = 3
So 76670-42-3 is a valid CAS Registry Number.

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