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2-[1-bromo-2-(4-nitrophenyl)vinyl]-1,3-dioxolane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91348-53-7

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91348-53-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91348-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,3,4 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91348-53:
(7*9)+(6*1)+(5*3)+(4*4)+(3*8)+(2*5)+(1*3)=137
137 % 10 = 7
So 91348-53-7 is a valid CAS Registry Number.

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