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1-iodo-2-pent-2-enyloxy-benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

934993-57-4

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934993-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 934993-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,9,9 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 934993-57:
(8*9)+(7*3)+(6*4)+(5*9)+(4*9)+(3*3)+(2*5)+(1*7)=224
224 % 10 = 4
So 934993-57-4 is a valid CAS Registry Number.

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