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乙硫醚

乙硫醚用途

【用途一】
食品用香料。
【用途二】
用于有机合成，用作特定溶剂，及金银电镀等。

乙硫醚名称

[ CAS 号 ]:
352-93-2

[ 中文名 ]:
乙硫醚

[ 英文名 ]:
Diethyl sulfide

[中文别名 ]:

[英文别名 ]:

Ethyl thioether
Ethane,1,1'-thiobis
Thioethyl ether
ethylsulfanylethane
MFCD00009270
Ethylthioethane
3-Thiapentane
diethyl-sulphide
Diethyl thioether
Ethane, 1,1'-thiobis-

乙硫醚物理化学性质

[ 密度 ]:
0.8±0.1 g/cm3

[ 沸点 ]:
94.4±8.0 °C at 760 mmHg

[ 熔点 ]:
−100 °C(lit.)

[ 分子式 ]:
C₄H₁₀S

[ 分子量 ]:
90.187

[ 闪点 ]:
-9.4±0.0 °C

[ 精确质量 ]:
90.050323

[ PSA ]:
25.30000

[ LogP ]:
1.95

[ 外观性状 ]:
无色液体

[ 蒸汽压 ]:
54.2±0.2 mmHg at 25°C

[ 折射率 ]:
1.440

[ 储存条件 ]:
库房通风低温干燥,轻装轻卸、与氧化剂和酸类分开存放

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

乙硫醚MSDS

乙硫醚毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LC7200000

CHEMICAL NAME :: Ethyl sulfide

CAS REGISTRY NUMBER :: 352-93-2

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C4-H10-S

MOLECULAR WEIGHT :: 90.20

WISWESSER LINE NOTATION :: 2S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,991,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,991,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LC - Lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >1850 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,Nov,1942 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4069 No. of Facilities: 17 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1650 (estimated) No. of Female Employees: 442 (estimated)

乙硫醚安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H315-H319

[ 警示性声明 ]:
P210-P305 + P351 + P338

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
F:Flammable;

[ 风险声明 (欧洲) ]:
R11

[ 安全声明 (欧洲) ]:
S9-S16-S26-S33-S36

[ 危险品运输编码 ]:
UN 2375 3/PG 2

[ WGK德国 ]:
3

[ RTECS号 ]:
LC7200000

[ 包装等级 ]:
II

[ 危险类别 ]:
3

[ 海关编码 ]:
2930909090

乙硫醚合成路线

乙硫醚上下游产品

乙硫醚上游产品

乙硫醚下游产品

乙硫醚制备

由乙基硫酸钾与硫化钾作用而得。

精制方法：将粗制乙硫醚蒸馏，可得纯度为99.4%（mol）的产品。欲得纯度更高的产品，可通过与氯化汞生成络合物进行精制。方法是将1mol氯化汞加入1250mL乙醇中，再滴加0.5mol乙硫醚，将生成的络合物(C2H5)2S·2HgCl2进行重结晶精制后，加入含有250mL浓盐酸的1L水中，加热分离出乙硫醚，经水洗、氯化钙干燥后，可得纯度为99.8%（mol）的产品。

乙硫醚海关

[ 海关编码 ]: 2930909090

[ 中文概述 ]:
2930909090. 其他有机硫化合物. 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:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

乙硫醚文献

QSPR modeling of octanol/water partition coefficient for vitamins by optimal descriptors calculated with SMILES.

Eur. J. Med. Chem. 43 , 714-40, (2008)

Simplified molecular input line entry system (SMILES) has been utilized in constructing quantitative structure-property relationships (QSPR) for octanol/water partition coefficient of vitamins and org...

Et2SBrSbCl5Br: an effective reagent for direct bromonium-induced polyene cyclizations.

Angew. Chem. Int. Ed. Engl. 48 , 7899-7903, (2009)

Quantification of volatile sulfur compounds in complex gaseous matrices by solid-phase microextraction.

J. Chromatogr. A. 963(1-2) , 57-64, (2002)

Procedures were assessed for quantifying nine volatile sulfur compounds found in complex gaseous samples collected at a biogas-production plant and a sewage treatment plant. The target compounds were ...

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乙硫醚