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4-Pyridinecarbohydrazonoyl bromide, N-(4-nitrophenyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74305-94-5

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74305-94-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74305-94-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,3,0 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74305-94:
(7*7)+(6*4)+(5*3)+(4*0)+(3*5)+(2*9)+(1*4)=125
125 % 10 = 5
So 74305-94-5 is a valid CAS Registry Number.
InChI:InChI=1/C12H9BrN4O2/c13-12(9-5-7-14-8-6-9)16-15-10-1-3-11(4-2-10)17(18)19/h1-8,15H/b16-12-

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