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(12E,15Z)-11-Hydroxyoctadeca-12,15-dien-9-ynoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

205380-48-9

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205380-48-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 205380-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,3,8 and 0 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 205380-48:
(8*2)+(7*0)+(6*5)+(5*3)+(4*8)+(3*0)+(2*4)+(1*8)=109
109 % 10 = 9
So 205380-48-9 is a valid CAS Registry Number.

205380-48-9Upstream product

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