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1-Naphthalenecarboxaldehyde, 5,8-dichloro- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

64256-53-7

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64256-53-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64256-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,2,5 and 6 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 64256-53:
(7*6)+(6*4)+(5*2)+(4*5)+(3*6)+(2*5)+(1*3)=127
127 % 10 = 7
So 64256-53-7 is a valid CAS Registry Number.

64256-53-7Upstream product

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