8-氯-1-苯基-1H-1,5-苯并二氮杂卓-2,4(3h,5h)-二酮

用途

N-Desmethylclobazam is a major active metabolite of clobazam, produced primarily by the action of cytochrome P450 isoform 3A4.

名称

[ CAS 号 ]:
22316-55-8

[ 中文名 ]:
8-氯-1-苯基-1H-1,5-苯并二氮杂卓-2,4(3h,5h)-二酮

[ 英文名 ]:
N-Desmethyl Clobazam

[英文别名 ]:

N-Desmethylclobazam
7-chloro-5-phenyl-1H-1,5-benzodiazepine-2,4-dione
Clobazam impurity A

物理化学性质

[ 密度 ]:
1.363 g/cm3

[ 沸点 ]:
601.8ºC at 760 mmHg

[ 分子式 ]:
C₁₅H₁₁ClN₂O₂

[ 分子量 ]:
286.71300

[ 闪点 ]:
317.7ºC

[ 精确质量 ]:
286.05100

[ PSA ]:
52.90000

[ LogP ]:
3.49700

[ 蒸汽压 ]:
1.95E-14mmHg at 25°C

[ 折射率 ]:
1.631

[ 储存条件 ]:
-20°C，密闭，干燥

MSDS

毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DE9600625

CHEMICAL NAME :: 1H-1,5-Benzodiazepine-2,4(3H,5H)-dione, 8-chloro-1-phenyl-

CAS REGISTRY NUMBER :: 22316-55-8

LAST UPDATED :: 199712

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C15-H11-Cl-N2-O2

MOLECULAR WEIGHT :: 286.73

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 :: >2583 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #3760074

安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H302 + H312 + H332-H319

[ 警示性声明 ]:
P210-P261-P302 + P352 + P312-P304 + P340 + P312-P337 + P313-P403 + P235

[ 危险品运输编码 ]:
UN 1648 3 / PGII

[ 海关编码 ]:
2933990090

合成路线

上下游产品

上游产品

下游产品

海关

[ 海关编码 ]: 2933990090

[ 中文概述 ]:
2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

文献

Blood concentrations of clobazam and norclobazam in a lethal case involving clobazam, meprobamate and clorazepate.

Leg. Med. (Tokyo.) 12(6) , 300-4, (2010)

Clobazam is a benzodiazepine with anti-anxiety and anticonvulsant properties marketed in several countries. Norclobazam, a metabolite of clobazam, has similar pharmacological activity but weaker sedat...

Simultaneous determination of clobazam and its major metabolite in human plasma by a rapid HPLC method.

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 823(2) , 167-71, (2005)

A rapid and specific HPLC method has been developed and validated for simultaneous determination of clobazam, the anticonvulsant agent, and its major metabolite in human plasma. The sample preparation...

A major influence of CYP2C19 genotype on the steady-state concentration of N-desmethylclobazam.

Brain Dev. 26(8) , 530-4, (2004)

N-desmethylclobazam (N-CLB), the major metabolite of clobazam (CLB), exerts a large influence on therapeutic and adverse effects of CLB. A substantial inter-individual variability has been observed in...

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