Nitrosoproline

Nitrosoproline
Names
	IUPAC name 1-Nitroso-L-proline
	Other names N-Nitrosoproline; Proline nitric oxide; Proline NO
Identifiers
CAS Number	7519-36-0 ;
3D model (JSmol)	Interactive image;
ChemSpider	8594734;
KEGG	C19485;
PubChem CID	10419304;
UNII	F8MI03SGY0 ;
CompTox Dashboard (EPA)	DTXSID3021061 ;
	InChI InChI=1S/C5H8N2O3/c8-5(9)4-2-1-3-7(4)6-10/h4H,1-3H2,(H,8,9)/t4-/m0/s1 Key: WLKPHJWEIIAIFW-BYPYZUCNSA-N; InChI=1/C5H8N2O3/c8-5(9)4-2-1-3-7(4)6-10/h4H,1-3H2,(H,8,9)/t4-/m0/s1 Key: WLKPHJWEIIAIFW-BYPYZUCNBF;
	SMILES O=C(O)[C@H]1N(N=O)CCC1;
Properties
Chemical formula	C5H8N2O3
Molar mass	144.130 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Nitrosoproline is a nitroso derivative of the amino acid proline.

It can be created in a lab by reacting a nitrite with certain amino acids.

References

↑ Ishibashi, T; Kawabata, T (1981). "Formation of N-nitrosoproline by reacting nitrite with L-citrulline and L-arginine". Journal of Agricultural and Food Chemistry. 29 (5): 1098–1099. Retrieved 25 August 2026.

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