乙硫醚

Name: 乙硫醚
Brand: 济南圣和化工有限公司

CAS 420-12-2C2H4SMW 60.12

本页收录乙硫醚，CAS 登记号为 420-12-2，分子式 C2H4S，分子量 60.12，归类于有机化学品。作为主营产品之一，济南圣和化工有限公司可提供从公斤级到吨级的稳定供货，随货附 COA 与质检资料。

产品概览

CAS号	420-12-2
分子式	C2H4S
分子量	60.12
熔点	-109 °C
沸点	decomposes at 57 °C
LogP	0.6
纯度	按批次COA提供(不公开发布)
包装	按订单/批次确认(不公开发布)
应用领域	有机化学品
类别	有机化学品

应用领域

有机化学品

该产品的下游应用集中在有机化学品。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

包装与储存

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

运输常规化工运输

样品可协商提供

交期现货/按订单安排

采购提示：本产品按按订单/批次确认(不公开发布)起订发货，收到货物后请先核对包装完好性再行入库。储存条件为阴凉干燥、密封保存；如需 MSDS 或运输说明，可在询价时一并索取。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品齐全，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等多个大类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

乙硫醚的 CAS 号是多少？

乙硫醚的 CAS 号为 420-12-2。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

乙硫醚有什么用途？

主要应用于有机化学品。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

Ethylene sulfide · CAS 420-12-2 · C2H4S. UNII A2W5165740. Boiling Point: decomposes at 57 °C; Melting Point: -109 °C; Density: 1.0130 g/cu cm at 20 °C.

Identification

CAS Registry Number	420-12-2
PubChem CID	9865
Molecular formula	C2H4S
IUPAC name	thiirane
UNII (FDA)	A2W5165740

Computed Descriptors

Molecular Weight	60.12
XLogP3	0.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	60.00337130
Monoisotopic Mass	60.00337130
Topological Polar Surface Area	25.3
Heavy Atom Count	3
Formal Charge	0

Physical & Chemical Properties

Boiling Point	decomposes at 57 °C
Melting Point	-109 °C
Density	1.0130 g/cu cm at 20 °C
Vapor Pressure	250.0 [mmHg]
Vapor Pressure	250 mm Hg at 25 °C

Physical description & handling notes

Colorless liquid; [HSDB]
Colorless liquid
Slightly soluble in ethanol and ether; soluble in acetone and chloroform
Polymerizes gradually.
Index of refraction: 1.4935 at 20 °C
Heat of formation = 51.6 kJ/mol (liq); 82.0 kJ/mol (gas). Gibbs free energy = 96.8 kJ/mol (gas). Entropy = 255.2 J/molK (gas)

GHS Hazard Classification

Reported hazard statements	H225 (100%), H301 (100%), H318 (97.6%), H331 (97.6%), H320, H370

H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]

H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]

Documented Uses

Used as a chemical intermediate; [HSDB]
...SYNTHESIZED BY REACTION OF 2-HALOETHYLTHIOCYANATES WITH SODIUM SULFIDE. OTHER METHODS...INCL...(1) REACTION OF ETHYLENE CARBONATE WITH SODIUM OR POTASSIUM THIOCYANATE; (2) REACTION OF ETHYLENE MONOTHIOCARBONATE WITH SODIUM CARBONATE... ...METHODS OF SYNTHESIS INCL...(3) REACTION OF ETHYLENE OXIDE WITH THIOUREA, INORGANIC THIOCYANATES OR CARBONYL SULFIDE.
PROBABLY BY REACTION OF ETHYLENE OXIDE WITH POTASSIUM THIOCYANATE OR THIOUREA IN AQUEOUS SOLUTION
(1979) NO EVIDENCE OF COMMERCIAL PRODN IN U.S.
(1981) NO EVIDENCE OF COMMERCIAL PRODN IN U.S.

Synonyms

Thiirane; ETHYLENE SULFIDE; 420-12-2; Thiacyclopropane; Ethylene sulphide; 2,3-Dihydrothiirene; Sulfurane; Thiiran; Ethylene episulfide; Ethylene episulphide; Aethylensulfid; Thiirene, 2,3-dihydro-; DTXSID3049411; A2W5165740; NSC-89690; DTXCID2029371

Frequently Asked Questions

What are the CAS number and molecular formula of Ethylene sulfide?

CAS 420-12-2; molecular formula C2H4S; molecular weight — g/mol.

What other names is Ethylene sulfide known by?

Thiirane, ETHYLENE SULFIDE, 420-12-2, Thiacyclopropane, Ethylene sulphide, 2,3-Dihydrothiirene.

Is Ethylene sulfide classified as hazardous?

Hazard statements reported: H225, H301, H318, H331, H320.

What are the key physical properties of Ethylene sulfide?

Boiling Point: decomposes at 57 °C; Melting Point: -109 °C; Density: 1.0130 g/cu cm at 20 °C; Vapor Pressure: 250.0 [mmHg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

乙硫醚