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2H-1-Benzopyran-2-one, 7-(bromomethyl)-4-ethoxy- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

75590-54-4

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75590-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75590-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,5,9 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 75590-54:
(7*7)+(6*5)+(5*5)+(4*9)+(3*0)+(2*5)+(1*4)=154
154 % 10 = 4
So 75590-54-4 is a valid CAS Registry Number.

75590-54-4Upstream product

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