(2R,2'R)-2,2'-ビオキシラン

SYMPTOMS: Exposure to this compound in humans may cause swollen eyelids, irritation of the upper respiratory tract and painful eye irritation 6 hours past exposure. Systemic toxicity may be caused by skin contact. It causes pronounced nasal and eye irritation at 10 ppm but barely recognizable at 5 ppm after 5-minute exposure. It may also cause mucous membrane irritation. Other symptoms include severe pulmonary irritation and depression of the hematopoietic system. Other symptoms include lacrimation, clouding of the cornea, labored breathing, lung congestion, atrophy of the thymus, involution of the spleen and decreased weight gain. Causes of death are pulmonary edema and shock following extreme local irritation. It may also cause reduced or loss of spermatogenesis, leukopenia and lymphopenia.