N-Propyl-L-arginine

N-Propyl-L-arginine

Names
Other names 2-Amino-5-[(N'-propylcarbamimidoyl)amino]pentanoic acid
Identifiers
CAS Number	137361-05-8 Y
3D model (Jmol)	Interactive image Interactive image
ChemSpider	4234 N 394346 S N
PubChem CID	4387 17753781 R 447180 S
InChI InChI=1S/C9H20N4O2/c1-2-5-12-9(11)13-6-3-4-7(10)8(14)15/h7H,2-6,10H2,1H3,(H,14,15)(H3,11,12,13) N Key: AOMXURITGZJPKB-UHFFFAOYSA-N N
SMILES CCC[nH]:c(:[nH]):[nH]CCCC(N)c(:[o]):[oH] CCCNC(=N)NCCCC(N)C(O)=O
Properties
Chemical formula	C9H20N4O2
Molar mass	216.29 g·mol−1
log P	0.389
Acidity (pKa)	2.512
Basicity (pKb)	11.485
Related compounds
Related alkanoic acids	Methylarginine Asymmetric dimethylarginine
Related compounds	Acecarbromal
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N  (what is YN ?)
Infobox references

N-Propyl-L-arginine, or more properly N^G-propyl-L-arginine (NPA), is a selective inhibitor of neuronal nitric oxide synthase (nNOS).