557771-21-8 Usage
Class of compounds
pyrrolidine
Physical state
white solid at room temperature
Uses
Used in organic synthesis
Used in pharmaceutical research
Production of various pharmaceuticals
Development of new drugs
Building block in chemical synthesis
Reagent in various organic reactions
Importance
versatile and important chemical in the field of pharmaceuticals and organic chemistry.
Check Digit Verification of cas no
The CAS Registry Mumber 557771-21-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,7,7,7 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 557771-21:
(8*5)+(7*5)+(6*7)+(5*7)+(4*7)+(3*1)+(2*2)+(1*1)=188
188 % 10 = 8
So 557771-21-8 is a valid CAS Registry Number.