Radioactive iodine-labeled compound
US6916930B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2003 |
| Grant date | Jul 12, 2005 |
| Priority date | — |
| Expiry date | Sep 22, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K51/0455
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A radioactive iodine-labeled compound represented by the following formula wherein X represents a radioactive iodine atom which may substitute at an arbitrary position on the benzene ring (preferably 123I, 125I and the like.), n represents an integer of 1 to 3, R1 and R2 each independently represent a substituted or unsubstituted alkyl group, Y represents an alkylene group having 1 to 6 carbon atoms (preferably methylene group), M represents a counter ion, and m represents the number of ions required to neutralize the charge of the molecule. A radioactive iodine-labeled compound that can selectively accumulate in tumor cells or tumor tissue and a scintillation imaging agent containing the compound are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.