Published June 1991
| Version v1
Journal article
Spin trapping study of gamma radiolysis of saccharose
- 1. CEA Centre d'Etudes Nucleaires de Cadarache, 13 - Saint-Paul-lez-Durance (France)
Description
The radicals induced in sucrose by gamma-irradiation, in the solid state at different temperatures or in aqueous solution at 00C, have been studied by the spin trapping method. Electron spin resonance (ESR) combined with high performance liquid chromatography (HPLC) followed by spectra analysis with a simulation program (VOYONS), revealed seven main radical species. Their nitrogen and hydrogen splitting constants were compared with those obtained from other unlabelled and 13C specifically labelled carbohydrates. Chemical structures are discussed for four radical species
Abstract (French)
Les radicaux induits par irradiation gamma du saccharose, en phase solide a differentes temperatures et en solution aqueuse a 00C, ont ete etudies par la methode de piegeage de spin. La Resonance Paramagnetique Electronique (RPE), combinee a la Chromatographie Liquide Haute Performance (CLHP) et suivie de simulations sur micro-ordinateur a l'aide du programme VOYONS, a revele sept especes radicalaires. Leurs caracteristiques spectrales sont comparees avec celles obtenues a partir d'autres sucres, specifiquement marques au 13C ou non. La structure chimique de quatre de ces especes radicalaires est discuteeAdditional details
Additional titles
- Original title (French)
- Etude par piegeage de spin de la radiolyse gamma du saccharose
Publishing Information
- Journal Title
- Journal de Chimie Physique et de Physico-Chimie Biologique
- Journal Volume
- 88
- Journal Issue
- 6
- Series
- J. Chim. Phys. Phys.-Chim. Biol.
- Journal Page Range
- 1237-1244
- ISSN
- 0021-7689
- CODEN
- JCPBA
Conference
- Title
- 5. Meeting on Radiation Chemistry.
- Original Conference Title
- 5. Journees d'Etudes sur la Chimie sous Rayonnement
- Dates
- 1-6 Jul 1990.
- Place
- Sherbrooke, PQ (Canada).
INIS
- Country of Publication
- France
- Country of Input or Organization
- France
- INIS RN
- 23033982
- Subject category
- S38: RADIATION CHEMISTRY, RADIOCHEMISTRY AND NUCLEAR CHEMISTRY;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- AQUEOUS SOLUTIONS; ELECTRON SPIN RESONANCE; GAMMA RADIATION; LIQUID COLUMN CHROMATOGRAPHY; RADICALS; RADIOLYSIS; SACCHAROSE; SOLIDS
- Descriptors DEC
- CARBOHYDRATES; CHEMICAL RADIATION EFFECTS; CHEMICAL REACTIONS; CHROMATOGRAPHY; DECOMPOSITION; DISACCHARIDES; DISPERSIONS; ELECTROMAGNETIC RADIATION; HOMOGENEOUS MIXTURES; IONIZING RADIATIONS; MAGNETIC RESONANCE; MIXTURES; OLIGOSACCHARIDES; ORGANIC COMPOUNDS; RADIATION EFFECTS; RADIATIONS; RESONANCE; SACCHARIDES; SEPARATION PROCESSES; SOLUTIONS