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Acetic acid (1R,4S,5R)-1-acetoxymethyl-2-iodo-4,5-bis-methoxymethoxy-cyclopent-2-enyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

253189-28-5

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253189-28-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253189-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,1,8 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 253189-28:
(8*2)+(7*5)+(6*3)+(5*1)+(4*8)+(3*9)+(2*2)+(1*8)=145
145 % 10 = 5
So 253189-28-5 is a valid CAS Registry Number.

253189-28-5Upstream product

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