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1, 2-二苯乙烷

1, 2-二苯乙烷用途

【用途一】
用于电力容器的浸渍剂，也是无碳复写纸的染料溶剂，还可作为塑料增塑剂和高温加热介质
【用途二】
用于有机合成，硝化纤维素的溶剂。

1, 2-二苯乙烷名称

[ CAS 号 ]:
103-29-7

[ 中文名 ]:
1,2-二苯乙烷

[ 英文名 ]:
Bibenzyl

[中文别名 ]:

二芳基乙烷

[英文别名 ]:

1,1'-(1,2-Ethanediyl)dibenzene
1,1'-Ethan-1,2-diyldibenzol
2-phenylethylbenzene
s-Diphenylethane
Bibenzyl
EINECS 203-096-4
1,1'-(1,2-Ethanediyl)bisbenzene
1,1'-Ethane-1,2-diyldibenzene
Benzene, 1,1'-(1,2-ethanediyl)bis-
Benzene, 1,1'- (1,2-ethanediyl)bis-

1, 2-二苯乙烷物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
280.5±0.0 °C at 760 mmHg

[ 熔点 ]:
50-53 °C(lit.)

[ 分子式 ]:
C₁₄H₁₄

[ 分子量 ]:
182.261

[ 闪点 ]:
106.2±9.7 °C

[ 精确质量 ]:
182.109543

[ LogP ]:
4.70

[ 外观性状 ]:
白色晶体

[ 蒸汽压 ]:
0.0±0.3 mmHg at 25°C

[ 折射率 ]:
1.573

[ 储存条件 ]:
通风低温干燥

[ 稳定性 ]:
Stable. Combustible. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
PRACTICALLY INSOLUBLE

1, 2-二苯乙烷MSDS

详细MSDS(安全技术说明书)

1, 2-二苯乙烷毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DT4375000

CHEMICAL NAME :: Bibenzyl

CAS REGISTRY NUMBER :: 103-29-7

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C14-H14

MOLECULAR WEIGHT :: 182.28

WISWESSER LINE NOTATION :: R2R

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 :: 4518 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - changes in motor activity (specific assay) Gastrointestinal - hypermotility, diarrhea

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570799

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2500 mg/kg

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

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 19,617,1969

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 78 mg/kg

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

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 19,617,1969

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >5 gm/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0570799

1, 2-二苯乙烷安全信息

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 安全声明 (欧洲) ]:
S22-S24/25-S182.26

[ 危险品运输编码 ]:
UN 1325

[ WGK德国 ]:
2

[ RTECS号 ]:
DT4375000

[ 海关编码 ]:
2942000000

1, 2-二苯乙烷上下游产品

1, 2-二苯乙烷上游产品

1, 2-二苯乙烷下游产品

1, 2-二苯乙烷制备

1.由氯化苄与金属钠作用而得。氯化苄与金属钠在160-180℃反应4h，即得联苄。另一种方法是由氯化苄在铜存在下反应，或由安息香在镍存在氢化而得。

2. 烟草：OR，26

3.制法：

于500mL装有回流冷凝器(带有氯化钙干燥管)的反应瓶中，加入苄基氯(2)100g(0.78mol),块状金属钠24g(1.0mol),油浴加热至160～180%。加热反应4h。改为蒸馏装置进行常压蒸馏。将馏出物重新进行蒸馏，收集273～276℃的馏分，得二苯基乙烷(1)20g,冷后固化为无色结晶。乙醇中重结晶后，mp52℃.

1, 2-二苯乙烷海关

[ 海关编码 ]: 2902909090

[ 中文概述 ]:
2902909090. 其他芳香烃. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:2.0%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%