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18390-00-6

18390-00-6 structure

18390-00-6 structure

Name: PTIO
Chemical Name: ptio
CAS Number: 18390-00-6
Molecular Formula: C₁₃H₁₇N₂O₂
Molecular Weight: 233.286
Catalog: Research Areas Others
Create Date: 2018-12-31 10:49:53
Modify Date: 2026-07-02 06:26:20
PTIO is a specific scavenger of NO. PTIO reacts with •NO to form the corresponding imino nitroxides and •NO2[1].

Name	ptio
Synonyms	2-phenyl-4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazole-3-oxide-1-oxyl 2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL [(2-Phenyl-4,4,5,5-tetramethyl-3-oxylato-4,5-dihydro-1H-imidazole-3-ium)-1-yloxy]radical (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical for the simultaneous determination of NO and NO2 in the atmosphere] 2-phenyl-4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazolyl-1-oxy 3-oxide radical 2-phenyl-4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazolyl-1-oxyl-3-N-oxide 2-phenyl-4,4,5,5-tetramethyl-4,5-dihydro-1H-imidazol-1-oxyl 3-oxide PTIO (2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL) 2-Phenyl-4,4,5,5-tetramethylimidazoline 3-oxide 1-oxyl 1H-Imidazol-1-yloxy, 4,5-dihydro-4,4,5,5-tetramethyl-2-phenyl-, 3-oxide PTIO（4,5-Dihydro-4,4,5,5-tetramethyl-2-phenyl-1H-imidazol-1-yloxy-1-oxide） 4,4,5,5-tetramethyl-2-phenyl-4,5-dihydro-1H-imidazole-1-oxyl 3-oxide 2-phenyl-4,4,5,5-tetramethyl-2,5-dihydro-1H-imidazol-1-oxyl 3-N-oxide [[4,4,5,5-Tetramethyl-2-phenyl-2-imidazoline 3-oxide]-1-yloxy]radical 4,5-Dihydro-4,4,5,5-tetramethyl-2-phenyl-1H-imidazol-1-yloxy-1-oxide 2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl 2-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide 2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-1-OXYL-3-OXIDE PTIO - - Calbiochem PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl)[Stable free radical for the simultaneous determination of NO and NO2 in the atmosphere]> 2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl)[stablefreeradicaeagentforthesimultaneousdetermin 4,5-Dihydro-4,4,5,5-tetramethyl-3-oxido-2-phenyl-1H-Imidazol-1-yloxy [(4,5-Dihydro-2-phenyl-4,4,5,5-tetramethyl-1H-imidazole-3-oxide)-1-yloxy]radical 4,5-DIHYDRO-4,4,5,5-TETRAMETHYL-2-PHENYL-1H-IMIDAZOL-1-YLOXY-1-OXIDE 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-oxide PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical for the simultaneous determination of NO and NO2 in the atmosphere] [[(2-Phenyl-3-oxylato-4,4,5,5-tetramethyl-1H-imidazole-3-ium)-1-yl]oxy]radical [[2-Phenyl-4,4,5,5-tetramethyl-2-imidazoline 3-oxide]-1-yloxy]radical (4,4,5,5-Tetramethyl-3-oxido-2-phenyl-4,5-dihydro-1H-imidazol-1-yl)oxidanyl (2-Phenyl-4,4,5,5-tetraMethyliMidazoline-3-oxide-1-oxyl) 4,4,5,5-tetramethyl-2-phenyl-4,5-dihydro-1H-imidazole-3-oxide-1-oxyl

Description	PTIO is a specific scavenger of NO. PTIO reacts with •NO to form the corresponding imino nitroxides and •NO2[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Xia JL , et al. Putrescine regulates nitric oxide accumulation in Ganoderma lucidum partly by influencing cellular glutamine levels under heat stress. Microbiol Res. 2020;239:126521. [2]. Goldstein S, et al. Reactions of PTIO and carboxy-PTIO with NO, NO2, and O2-*. J Biol Chem. 2003;278(51):50949-50955.

Density	1.17g/cm3
Boiling Point	359.7ºC at 760mmHg
Molecular Formula	C₁₃H₁₇N₂O₂
Molecular Weight	233.286
Flash Point	171.3ºC
Exact Mass	233.128998
PSA	31.99000
LogP	2.05850

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26
RIDADR	NONH for all modes of transport

Precursor 6
18389-99-6 351902-03-9 3964-18-9 66166-73-2
14384-45-3 20485-44-3
DownStream 4
26731-64-6 18390-03-9 66166-73-2 61919-29-7

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