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89051-48-9

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89051-48-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89051-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,0,5 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 89051-48:
(7*8)+(6*9)+(5*0)+(4*5)+(3*1)+(2*4)+(1*8)=149
149 % 10 = 9
So 89051-48-9 is a valid CAS Registry Number.

89051-48-9Relevant articles and documents

Synthesis of 2β-azidomethylpenicillin-1,1-dioxides and 3β-azido-3α-methylcepham-1,1-dioxides

Micetich,Maiti,Spevak,et al.

, p. 292 - 296 (2007/10/02)

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