Pimethixene is an antihistamine and anticholinergic of the thioxanthene chemical class that is often used to treat hyperactivity, anxiety, sleep disorders, and allergy. It is also used for anesthesia and as a bronchodilator (to dilate the bronchi and bronchioles for more airflow).

CAS：314-03-4
中文别名：
英文别名：Calmixene;10-(1-methyl-4-piperidylidene)dibenzo[b,e]thiane;1-methyl-4-(9H-thioxanthen-9-ylidene)-piperidine;1-methyl-4-thioxanthen-9-ylidene-piperidine;Calmixen;9-(N-methyl-piperidyliden-4-yl)-thioxanthene;9-(N-methyl-piperidyliden-4)-thioxanthene;
分子式：C19H19NS
分子量：293.426
精确质量：293.124
Psa：28.54
Logp：4.6166

UNII：T46J20J26F

密度：1.192g/cm3
沸点：439.7ºC at 760mmHg
闪点：219.7ºC
折射率：1.661