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(4,5-dihydro-3H-naphtho[1,8-bc]furan-2-yl)-phenyl-methanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57044-10-7

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57044-10-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57044-10-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,4 and 4 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57044-10:
(7*5)+(6*7)+(5*0)+(4*4)+(3*4)+(2*1)+(1*0)=107
107 % 10 = 7
So 57044-10-7 is a valid CAS Registry Number.

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