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3-(4-FORMYL-PHENOXYMETHYL)-4-METHOXY-BENZALDEHYDE is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

438221-65-9

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438221-65-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 438221-65-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,2,2 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 438221-65:
(8*4)+(7*3)+(6*8)+(5*2)+(4*2)+(3*1)+(2*6)+(1*5)=139
139 % 10 = 9
So 438221-65-9 is a valid CAS Registry Number.

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438221-65-9Downstream Products

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