857521-75-6 Usage
Uses
Different sources of media describe the Uses of 857521-75-6 differently. You can refer to the following data:
1. 5-(4-Pyridinyl)-2-oxazolecarboxylic Acid is an aromatic heterocyclic compound, functionalized through the use of carbon dioxide. Used in the preparation of 3-propenylcephem derivatives as antibacteria
l agents.
2. 5-(4-Pyridinyl)-2-oxazolecarboxylic Acid is an aromatic heterocyclic compound, functionalized through the use of carbon dioxide. Used in the preparation of 3-propenylcephem derivatives as antibacterial agents.
Check Digit Verification of cas no
The CAS Registry Mumber 857521-75-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,2 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 857521-75:
(8*8)+(7*5)+(6*7)+(5*5)+(4*2)+(3*1)+(2*7)+(1*5)=196
196 % 10 = 6
So 857521-75-6 is a valid CAS Registry Number.