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(E)-6-[5-((2E,4E)-2,5-Dimethyl-octa-2,4-dienoyl)-4-hydroxy-6-oxo-6H-pyran-2-yl]-hept-2-enoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

203855-50-9

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203855-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 203855-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,8,5 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 203855-50:
(8*2)+(7*0)+(6*3)+(5*8)+(4*5)+(3*5)+(2*5)+(1*0)=119
119 % 10 = 9
So 203855-50-9 is a valid CAS Registry Number.

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203855-50-9Downstream Products

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