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135-87-5

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135-87-5结构式

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中文名 盐酸Piperoxan
英文名 1-[(2,3-dihydro-1,4-benzodioxin-2-yl)methyl]piperidinium chloride
英文别名 1-(1,4-Benzodioxan-2-ylmethyl)piperidine hydrochloride
Benzodioxane hydrochloride
Benodaine hydrochloride
EINECS 205-222-3
933F Hydrochloride
933F
2-Piperidinomethyl-1,4-benzodioxan hydrochloride
1,4-Benzodioxan,2-(1-piperidylmethyl)-,hydrochloride
2-(1-Piperidylmethyl)-1,4-benzodioxan hydrochloride
Piperoxan hydrochloride
Piperoxan (hydrochloride)
描述 Piperoxan hydrochloride 是一种 α2 肾上腺素受体拮抗剂。
相关类别
靶点

adrenoceptor[1]

体外研究 当髓质用α2肾上腺素能受体拮抗剂Piperoxane(50μM; 5分钟)灌注,而脑桥用人工脑脊液(ACSF)时,三种无活性制剂以低频率(2-4 c/min)显示节律性膈神经爆发,在Piperoxane应用的最后3分钟内,12个活性物质的膈爆发频率显着增加(先前平均频率的163±12%)。在活性髓质制剂中,当ACSF(n = 8)或α2肾上腺素能受体拮抗剂Piperoxane(50μM; PIP-ACSF; n = 5)灌注制剂时,比较NA应用的效果(25μM; 5分钟)。 )。单独的NA应用(NA-ACSF)或与Piperoxane(PIP-ACSF + NA)的NA应用显着增加了膈爆发频率。然而,Piperoxane对延髓α2肾上腺素能受体的阻断增强了膈神经突发频率的增加:在NA应用的第5分钟,当单独应用ACSF时,膈爆发频率达到平均对照值的171±11%,并且234±21%当PIP-ACSF应用于控制条件[1]时的平均控制值。
激酶实验 小鼠新生儿(P0-P3)被乙醚麻醉并去除大脑;解剖出脑干和颈髓,并将腹侧朝上放置在2 mL室内,该室用人工脑脊液(ACSF)灌注,温度为27±0.25°C(平均值±SD),以2 mL / min的速率更新。 ACSF [含有(以mM计)129 NaCl,3.35 KCl,1.26 CaCl 2,1.15 MgCl 2,21 NaHCO 3,0.58 NaH 2 PO 4和30葡萄糖]通过鼓泡碳原子(95%O2-)氧化和平衡(pH 7.4在27°C) 5%CO2)。在药理实验中,它被另一种溶解有生物反应物质的ACSF所取代:25μM的去甲肾上腺素(NA-ACSF)或α2肾上腺素能受体拮抗剂,50μM的Piperoxane(PIP-ACSF)或50μM的育亨宾(YO-学联)。在一些实验中,膜片钳微电极(1μm直径尖端)在腹侧脑桥内降低到A5核中,其中ACSF或NA(1mM)的溶液被压力喷射。对于持续2 s的压力脉冲,估计弹出体积为20 nL [1]。
动物实验 小鼠[2]使用雄性Balb-C小鼠,体重在20至25g之间。在使用α-肾上腺素能受体拮抗剂Piperoxan或纳洛酮预处理的小鼠中,在乙酸前15分钟给予3×10-5 mol / kg sc的剂量,( - ) - 异丙肾上腺素的抗伤害作用仅略微拮抗。剂量比为1.45和1.7,由这两种拮抗剂产生。
参考文献

[1]. Viemari JC, et al. Nasal trigeminal inputs release the A5 inhibition received by the respiratory rhythm generator of the mouse neonate. J Neurophysiol. 2004 Feb;91(2):746-58.

[2]. Bentley GA, et al. The antinociceptive action of some beta-adrenoceptor agonists in mice. Br J Pharmacol. 1986 Jul;88(3):515-21.

密度 1.113g/cm3
沸点 331.5ºC at 760mmHg
分子式 C14H20ClNO2
分子量 269.76700
闪点 118.1ºC
精确质量 269.11800
PSA 21.70000
LogP 3.05220
蒸汽压 0.000155mmHg at 25°C
储存条件 通风低温干燥
分子结构

1、 摩尔折射率:66.34

2、 摩尔体积(cm3/mol):209.4

3、 等张比容(90.2K):528.3

4、 表面张力(dyne/cm):40.4

5、 极化率(10-24cm3):26.30

毒理学数据:

口服-小鼠 LD50; 502 毫克/公斤; 腹腔-小鼠 LD50: 175 毫克/公斤。

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TM4550000
CHEMICAL NAME :
Piperidine, 1-(1,4-benzodioxan-2-ylmethyl)-, hydrochloride
CAS REGISTRY NUMBER :
135-87-5
LAST UPDATED :
199509
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C14-H19-N-O2.Cl-H
MOLECULAR WEIGHT :
269.80
WISWESSER LINE NOTATION :
T66 BO EOT&J C1- AT6NTJ &GH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
502 mg/kg
TOXIC EFFECTS :
Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
REFERENCE :
JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 48,409,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
175 mg/kg
TOXIC EFFECTS :
Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
REFERENCE :
JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 48,409,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Behavioral - analgesia
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 13,17,1958
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
26 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 105,221,1956 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
735 mg/kg
SEX/DURATION :
female 3-9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea)
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 100,555,1959
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intramuscular
DOSE :
250 mg/kg
SEX/DURATION :
female 5 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea)
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 100,555,1959