2-(5,5-Dimethyl-2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-2-methyl-3,4-dihydro-2H-pyrrole 1-oxide, 5-(2,2-Dimethyl-1,3-propoxy cyclophosphoryl)-5-methyl-1-pyrroline N-oxide Property

storage temp. 

−20°C

solubility 

Soluble in DMSO (up to 20 mg/ml), in DMF (up to 25 mg/ml) or in PBS-pH 7.2 (up to 10 mg/ml).

form 

Solid

color 

Off-white to light yellow

Stability:

Stable for 2 years from date of purchase as supplied. Solutions in DMSO or DMF may be stored at -20° for up to 3 months. Aqueous solutions are not stable and must be used within one working day.

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26

WGK Germany 

3

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

2-(5,5-Dimethyl-2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-2-methyl-3,4-dihydro-2H-pyrrole 1-oxide, 5-(2,2-Dimethyl-1,3-propoxy cyclophosphoryl)-5-methyl-1-pyrroline N-oxide Chemical Properties,Usage,Production

Description

CYPMPO (934182-09-9) is a free radical spin-trap with hydroxyl and superoxide free radical trapping capabilities similar to DEPMPO (Cat.# 10-4502). Better solubility and increased half-life in aqueous buffers can give CYPMPO a practical advantage over DEPMPO in some experiments.

References

1) Kamibayashi?et al. (2006)?Synthesis and characterization of a practically better DEPMPO-type spin trap, 5-(2,2-dimethyl-1,3-propoxycyclophosphoryl)-5-methyl-1-pyrroline N-oxide (CYPMPO); Free Radic. Res.?40?1166