4-Carboxypyrazole

4-Carboxypyrazole Structure
4-Carboxypyrazole structure
Common Name 4-Carboxypyrazole
CAS Number 37718-11-9 Molecular Weight 112.087
Density 1.5±0.1 g/cm3 Boiling Point 417.1±18.0 °C at 760 mmHg
Molecular Formula C4H4N2O2 Melting Point 282 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 206.1±21.2 °C
Symbol GHS07
GHS07
Signal Word Warning

Conversion of cysteinyl residues to unnatural amino acid analogs. Examination in a model system.

J. Protein Chem. 15(8) , 737-42, (1996)

Improved and efficient techniques have led to an explosive growth in the application of site-directed mutagenesis to the study of enzymes. However, the limited availability of only those 20 amino acids that are translated by the genetic code has prevented the...