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11-methyl-8-nitro-6-phenyl-11H-benzo[e]pyrimido[5,4-b][1,4]diazepine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54953-30-9

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54953-30-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54953-30-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,5 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 54953-30:
(7*5)+(6*4)+(5*9)+(4*5)+(3*3)+(2*3)+(1*0)=139
139 % 10 = 9
So 54953-30-9 is a valid CAS Registry Number.

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