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(3R,4R)-1-<(E)-4-bromo-4-(trimethylsilyl)-3-butenyl>-3,4-dimethoxypyrrolidine-2,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109908-51-2

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109908-51-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109908-51-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,9,0 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 109908-51:
(8*1)+(7*0)+(6*9)+(5*9)+(4*0)+(3*8)+(2*5)+(1*1)=142
142 % 10 = 2
So 109908-51-2 is a valid CAS Registry Number.

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