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53090-88-3

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53090-88-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53090-88-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,0,9 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 53090-88:
(7*5)+(6*3)+(5*0)+(4*9)+(3*0)+(2*8)+(1*8)=113
113 % 10 = 3
So 53090-88-3 is a valid CAS Registry Number.

53090-88-3Relevant articles and documents

OXIDATION STUDIES ON &β-LACTAM ANTIBIOTICS: IN-VITRO ANTIMICROBIAL ACTIVITY OF THE OXIDIZED PRODUCTS OF 3-HETEROARYLTHIOMETHYL-CEPH-3-EMS

Singh, Rajeshwar,Singh, Maya P.,Micetich, Ronald G.

, p. 2362 - 2372 (2007/10/02)

Various products from the oxidation of 3-heteroarylthiomethyl-ceph-3-ems using m-chloroperbenzoic acid (m-CPBA) and hydrogen peroxide in acetic acid in varying stoichiometric ratios have been isolated, identified and their in vitro antimicrobial activity

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