58735-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58735-27-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,7,3 and 5 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 58735-27:
(7*5)+(6*8)+(5*7)+(4*3)+(3*5)+(2*2)+(1*7)=156
156 % 10 = 6
So 58735-27-6 is a valid CAS Registry Number.
58735-27-6Relevant academic research and scientific papers
Process for 3-chloro cephalosporins
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, (2008/06/13)
7-Acylamido-3-hydroxy-3-cephem-4-carboxylic acid ester sulfoxides are chlorinated and reduced in a single step process with phosphorus trichloride in dimethylformamide to provide 7-acylamido-3-chloro-3-cephem-4-carboxylic acid ester sulfides.
