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77507-56-3

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77507-56-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77507-56-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,0 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 77507-56:
(7*7)+(6*7)+(5*5)+(4*0)+(3*7)+(2*5)+(1*6)=153
153 % 10 = 3
So 77507-56-3 is a valid CAS Registry Number.

77507-56-3Relevant articles and documents

A New Synthesis of the Antitumor 6H-Pyridocarbazole Alkaloid Ellipticine

Kano, Shinzo,Sugino, Eiichi,Shibuya, Shiroshi,Hibino, Satoshi

, p. 2979 - 2981 (2007/10/02)

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