| abstract |
(57) Abstract: Glucose and mannose derivatives labeled with radioactive or non-radioactive iodine, 123-iodine, 1 Provided is a radioactive diagnostic agent containing the derivative labeled with radioactive iodine having high versatility such as 25-iodine and 131-iodine. Glucose and mannose derivatives represented by formula 1. Embedded image (In Formula 1, R 1 is a hydroxyl group or a methoxy group, R 2 Represents hydrogen or halogen, R 3 represents hydrogen, a hydroxyl group or halogen, and R 4 represents radioactive or non-radioactive iodine. ) |