108437-89-4 Usage
General Description
The chemical PYR-GLN-ARG-TYR-GLY-ASN-GLN-TRP-ALA-VAL-GLY-D-PHE-LEU-MET-NH2 is a peptide consisting of 14 amino acids. It starts with pyrrolysine (PYR) and ends with methionine (MET) at the C-terminus, indicating that it is a peptide with an amidated C-terminus. This peptide contains a variety of amino acids, including arginine, tyrosine, glycine, asparagine, glutamine, tryptophan, alanine, and valine. It also contains D-phenylalanine, an enantiomer of the natural L-phenylalanine. This peptide may have potential biological activities or medicinal applications due to its specific sequence of amino acids.
Check Digit Verification of cas no
The CAS Registry Mumber 108437-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,4,3 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 108437-89:
(8*1)+(7*0)+(6*8)+(5*4)+(4*3)+(3*7)+(2*8)+(1*9)=134
134 % 10 = 4
So 108437-89-4 is a valid CAS Registry Number.
