Spectral investigations of the effects of /sup 60/CO-Gamma irradiation on iodothyronine and iodotyrosines
Journal Article
·
· Appl. Spectrosc.; (United States)
Solids of 3-iodo-, 3-5-di-iodotyrosine and 3,5-di-iodothyronine were irradiated by /sup 60/Co-gamma irradiation for a period of twenty hours. The effects of irradiation were investigated through a study of the UV and IR spectra of irradiated samples. UV spectra showed the presence of a new band at 360 nm which was assigned to the formation of IO/sup -/. IR spectra showed a strong carbonyl absorption and the removal of the carboxylate band in the case of thyronine only. For comparison, the spectra of the studied compounds were investigated before irradiation.
- Research Organization:
- Department of Chemistry, Faculty of Science, King Abdulaziz University, Jeddah, Saudi Arabia
- OSTI ID:
- 6652780
- Journal Information:
- Appl. Spectrosc.; (United States), Journal Name: Appl. Spectrosc.; (United States) Vol. 41:1; ISSN APSPA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
400600* -- Radiation Chemistry
AMINO ACIDS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CARBOXYLIC ACIDS
CHEMICAL ANALYSIS
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
COBALT 60
COBALT ISOTOPES
DECOMPOSITION
ELECTROMAGNETIC RADIATION
GAMMA RADIATION
HALOGEN COMPOUNDS
HORMONES
HYDROXY ACIDS
INFRARED SPECTRA
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IODINE COMPOUNDS
IONIZING RADIATIONS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
MINUTES LIVING RADIOISOTOPES
NUCLEI
ODD-ODD NUCLEI
ORGANIC ACIDS
ORGANIC COMPOUNDS
PEPTIDE HORMONES
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RADIOISOTOPES
RADIOLYSIS
SPECTRA
THYRONINE
TYROSINE
ULTRAVIOLET SPECTRA
YEARS LIVING RADIOISOTOPES
400600* -- Radiation Chemistry
AMINO ACIDS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CARBOXYLIC ACIDS
CHEMICAL ANALYSIS
CHEMICAL RADIATION EFFECTS
CHEMICAL REACTIONS
CHEMISTRY
COBALT 60
COBALT ISOTOPES
DECOMPOSITION
ELECTROMAGNETIC RADIATION
GAMMA RADIATION
HALOGEN COMPOUNDS
HORMONES
HYDROXY ACIDS
INFRARED SPECTRA
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IODINE COMPOUNDS
IONIZING RADIATIONS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
MINUTES LIVING RADIOISOTOPES
NUCLEI
ODD-ODD NUCLEI
ORGANIC ACIDS
ORGANIC COMPOUNDS
PEPTIDE HORMONES
RADIATION CHEMISTRY
RADIATION EFFECTS
RADIATIONS
RADIOISOTOPES
RADIOLYSIS
SPECTRA
THYRONINE
TYROSINE
ULTRAVIOLET SPECTRA
YEARS LIVING RADIOISOTOPES