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6-((1E,3E)-5-Bromo-penta-1,3-dienyl)-4-methoxy-5-methyl-pyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

137232-52-1

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137232-52-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137232-52-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,2,3 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 137232-52:
(8*1)+(7*3)+(6*7)+(5*2)+(4*3)+(3*2)+(2*5)+(1*2)=111
111 % 10 = 1
So 137232-52-1 is a valid CAS Registry Number.

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