Molecular Formula | C32H41NO2 |
Molar Mass | 471.67 |
Density | 1.0488 (rough estimate) |
Melting Point | 145-152 °C |
Boling Point | 572.76°C (rough estimate) |
Water Solubility | 0.001 g/100 mL (30 ºC) |
Solubility | 0.001 g/100 mL (30 °C) |
Appearance | morphology neat |
pKa | pKa 9.21(H2O t = 25 I = 0.025) (Uncertain) |
Storage Condition | 2-8°C |
Refractive Index | 1.6310 (estimate) |
MDL | MFCD00079622 |
Physical and Chemical Properties | Chemical properties crystallize from acetone, melting point 146.5~148.5 ℃; There are three crystal forms: melting point 149~152 ℃, melting point 146-148 ℃, melting point 142~144 ℃. Solubility at 30 ℃ (g/100ml): water 0.001, ethanol 3.780, methanol 3.750, hexane 0.034,0.1mol/L 0.012 hydrochloride, 0.1mol.L citric acid 0.110,0.1mol/L tartaric acid 0.045. UV maximum absorption (methanol):260nm(A 660.4);(ethanol):260nm(A 671.4);(dichloromethane):260nm(A 762.2). Acute toxicity LD50 rats, mice, guinea pigs (mg/kg): all> 2000 oral. |
Use | Use of novel antihistamines, with specific peripheral H1 receptor antagonism, and no anti-serotonin, anti-cholinergic and anti-adrenergic effects. Suitable for seasonal allergic rhinitis (hay fever), perennial allergic rhinitis, acute and chronic urticaria treatment. |
Safety Description | 24/25 - Avoid contact with skin and eyes. |
WGK Germany | 2 |
RTECS | TM4969000 |
HS Code | 29333999 |
Toxicity | LD50 orally in mice: >2000 mg/kg (Carr, Meyer) |
Reference Show more | 1. Yixuan Cui, Di Liu, Mengqiang Zhao, Junmei Li, Yuke Yang, Mengjiao Li, Jinglin Gao, Ye Jiang, A fast and simple approach for the quantification of five anti-hypersensitivity drugs in saliva and urine by portable ion mobility spectrometry based on magnetic 2. [IF=3.935] Yixuan Cui et al."A fast and simple approach for the quantification of five anti-hypersensitivity drugs in saliva and urine by portable ion mobility spectrometry based on magnetic graphene oxide dispersive solid phase extraction."J Pharmaceut Biomed. 2020 |