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5-((1S)-1-methylbut-3-enyl)-(3R,5S)-3-hydroxy-3,4,5-trihydrofuran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

620987-43-1

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620987-43-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 620987-43-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,0,9,8 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 620987-43:
(8*6)+(7*2)+(6*0)+(5*9)+(4*8)+(3*7)+(2*4)+(1*3)=171
171 % 10 = 1
So 620987-43-1 is a valid CAS Registry Number.

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