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2-Propen-1-one, 2,3,3-trichloro-1-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

34907-91-0

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34907-91-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34907-91-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,9,0 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 34907-91:
(7*3)+(6*4)+(5*9)+(4*0)+(3*7)+(2*9)+(1*1)=130
130 % 10 = 0
So 34907-91-0 is a valid CAS Registry Number.
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