202477-57-4 Usage
Derived from
1H-Pyrrole-1,2-dicarboxylic acid
Type of compound
2,5-dihydro-1-(1,1-dimethylethyl) 2-methyl ester
Usage
Organic synthesis, building block for complex organic molecules, precursor in pharmaceutical industry for drug synthesis
State
Solid
Stability
Generally stable under normal conditions
Precautions
Potential toxicity and irritant properties, should be handled with caution.
Check Digit Verification of cas no
The CAS Registry Mumber 202477-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,4,7 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 202477-57:
(8*2)+(7*0)+(6*2)+(5*4)+(4*7)+(3*7)+(2*5)+(1*7)=114
114 % 10 = 4
So 202477-57-4 is a valid CAS Registry Number.