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1-phenyl-3-(1,2,3-tri-O-acetyl-D-threo-glycerol-1-yl)-4,5-pyrazoledione 4-(phenylhydrazone) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74243-48-4

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74243-48-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74243-48-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,4 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 74243-48:
(7*7)+(6*4)+(5*2)+(4*4)+(3*3)+(2*4)+(1*8)=124
124 % 10 = 4
So 74243-48-4 is a valid CAS Registry Number.

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