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3-Amino-2-(β-naphthyl)quinazolin-4-(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

88783-65-7

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88783-65-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 88783-65-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,7,8 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 88783-65:
(7*8)+(6*8)+(5*7)+(4*8)+(3*3)+(2*6)+(1*5)=197
197 % 10 = 7
So 88783-65-7 is a valid CAS Registry Number.

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