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6974-12-5

6974-12-5结构式

常用中文名：1,4-二溴丁烯-2
常用英文名：TRANS-1,4-DIBROMO-2-BUTENE
CAS号：6974-12-5
分子式：C₄H₆Br₂
分子量：213.89800
相关类别：有机原料烃类化合物及其衍生物烃类卤化物
发布时间：2018-07-16 16:55:14
更新时间：2024-01-02 18:15:23
【用途一】
用作有机合成中间体。

化源商城直购

中文名	1,4-二溴-2-丁烯
英文名	trans-1,4-dibromo-2-butene
中文别名	1,4-二溴丁烯-2
英文别名	1,4-Dibromobut-2-ene Wln: E2U2e 1,4-dibromobutene EINECS 212-472-7 MFCD00000249 tl80 1,4-DIBROMO-2-BUTENE 2-Butene,1,4-dibromo 1,4-Dibrom-but-2-en 1,4-dibromo-2-buten TRANS-1,4-DIBROMOBUT-2-ENE Cis-1,4-DibromoButene

密度	1.867g/cm3
沸点	203ºC at 760 mmHg
熔点	48-51ºC
分子式	C₄H₆Br₂
分子量	213.89800
闪点	71.9ºC
精确质量	211.88400
LogP	2.33240
外观性状	白色晶体
折射率	1.542
储存条件	0-6°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EM4550000

CHEMICAL NAME :: 2-Butene, 1,4-dibromo-

CAS REGISTRY NUMBER :: 6974-12-5

BEILSTEIN REFERENCE NO. :: 1719694

LAST UPDATED :: 199806

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H6-Br2

MOLECULAR WEIGHT :: 213.92

WISWESSER LINE NOTATION :: E2U2E

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 75 mg/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1260 mg/m3/10M

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

REFERENCE :: NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: NDCrc-132,AUG1942

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3750 ug/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 5,338,1953

危害码 (欧洲)	T: Toxic;
风险声明 (欧洲)	R25
安全声明 (欧洲)	26-36/37/39-45
危险品运输编码	UN 2923 8/PG 2
WGK德国	2
RTECS号	EM4725000

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