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八氟环丁烷

八氟环丁烷用途

【用途一】
主要用于配制替代CFC-12的混合制冷剂，可用作稳定无毒的药品气雾喷射剂
【用途二】
该产品可作为替代CFC-12的混合制冷剂的组分之一，是对臭氧层完全无破坏的长久性替代品，还可作气雾剂。

八氟环丁烷名称

[ CAS 号 ]:
115-25-3

[ 中文名 ]:
八氟环丁烷

[ 英文名 ]:
Octafluorocyclobutane

[英文别名 ]:

Cyclooctafluorobutane
Cyclobutane,octafluoro
Propellant C318
Freon C-318
octafluoro-cyclobutane
Octafluor-cyclobutan
Halocarbon C-138
PERFLUOROCYCLOBUTANE
EINECS 204-075-2
MFCD00040334

八氟环丁烷物理化学性质

[ 密度 ]:
1,48 g/cm3

[ 沸点 ]:
-6 °C

[ 熔点 ]:
-41.4 °C

[ 分子式 ]:
C₄F₈

[ 分子量 ]:
200.03000

[ 精确质量 ]:
199.98700

[ LogP ]:
2.54120

[ 外观性状 ]:
无色气体带有像空气的气味

[ 蒸汽压 ]:
2220mmHg at 25°C

[ 折射率 ]:
1.217

[ 储存条件 ]:
库房通风低温干燥,与易燃物分开存放

八氟环丁烷MSDS

详细MSDS(安全技术说明书)

八氟环丁烷毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GU1779500

CHEMICAL NAME :: Cyclobutane, octafluoro-

CAS REGISTRY NUMBER :: 115-25-3

LAST UPDATED :: 199710

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C4-F8

MOLECULAR WEIGHT :: 200.04

WISWESSER LINE NOTATION :: L4TJ AF AF BF BF CF CF DF DF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 78 pph/2H

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

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 861 gm/m3/4H/17W-I

TOXIC EFFECTS :: Brain and Coverings - recordings from specific areas of CNS

MUTATION DATA

TEST SYSTEM :: Insect - Drosophila melanogaster

DOSE/DURATION :: 99 pph/10M

REFERENCE :: ENVRAL Environmental Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1967- Volume(issue)/page/year: 7,275,1974 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-HUNGARY:TWA 200 mg/m3;STEL 500 mg/m3 JAN 1993 OEL-RUSSIA:STEL 3000 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82203 No. of Facilities: 11 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 357 (estimated)

八氟环丁烷安全信息

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 安全声明 (欧洲) ]:
S23-S38

[ 危险品运输编码 ]:
1976

[ 危险类别 ]:
2.2

[ 海关编码 ]:
2903890090

八氟环丁烷合成路线

详细合成路线

八氟环丁烷上下游产品

八氟环丁烷上游产品

八氟环丁烷下游产品

八氟环丁烷海关

[ 海关编码 ]: 2903890090

[ 中文概述 ]:
2903890090. 其他环烷烃、环烯烃或环萜烯烃的卤化衍生物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2903890090. halogenated derivatives of cyclanic, cyclenic or cyclotherpenic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%