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Ethylene sulfide

CAS 420-12-2C2H4SChemical Synthesis

Ethylene sulfide (CAS: 420-12-2), with the molecular formula C2H4S and a molecular weight of 60.12 g/mol, is a volatile organosulfur compound. This cyclic sulfide is a key intermediate in organic synthesis. It is primarily utilised as a building block in the preparation of various sulphur-containing organic compounds, demonstrating significant utility in chemical synthesis and research applications. The compound is supplied with a stabilizer.

IUPAC
Dimethylene sulfide,Thiirane
Synonyms
Dimethylene sulfideThiirane
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Ethylene sulfide (C2H4S) — chemical structure, CAS 420-12-2; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfides/DisulfidesSulfur Compounds
01 /Applications

Organic Synthesis Reagent

Ethylene sulfide serves as a versatile building block in the synthesis of complex organic molecules. Its reactivity allows for the introduction of sulfur functionalities, crucial in the development of novel compounds for various chemical research endeavours.

Chemical Research Intermediate

As a key intermediate, Ethylene sulfide is employed in research laboratories for the creation of diverse sulfur-containing organic structures. Its specific chemical properties make it valuable for exploring new synthetic pathways and materials.

Sulfur Compound Precursor

This compound acts as a precursor for a range of sulfur-based chemicals. Its structure facilitates its transformation into various sulfides and other organosulfur derivatives utilised in specialized chemical applications.

02 /Properties
Molecular weight60.12
Empirical formulaC2H4S
Assay≥97.5% (GC)
Boiling point55-56 °C(lit.)
Density1.01 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.495(lit.)n20/D 1.495
Vapour pressure4.15 psi (20 °C)
Storage temperature2-8°C
Contains / stabiliser~1% butylmercaptan as stabilizer
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H301Toxic if swallowed
  • H318Causes serious eye damage

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
  • P305IF IN EYES
  • P311Call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Flash point10 °C / 50 °F
Transport (UN / ADR)UN 1992 3/PG 2
Water hazard class (WGK, DE)3
Hazard codes (EU)F,T
Risk statements (R)11-23/25-41
Safety statements (S)16-26-39-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
420-12-2
MDL number
MFCD00005159
PubChem substance
24845618
Beilstein registry
102379
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Ethylene sulfide used for?

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Ethylene sulfide is primarily used as a building block in organic synthesis and as an intermediate in the preparation of various sulfur-containing organic compounds for chemical research.

What is the CAS number and formula for Ethylene sulfide?

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The CAS number for Ethylene sulfide is 420-12-2, and its molecular formula is C2H4S.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Ethylene sulfide with an assay of ≥97.5% (GC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.

What are the main safety concerns when handling Ethylene sulfide?

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Ethylene sulfide is highly flammable and toxic. It can cause serious eye damage and is harmful if swallowed or inhaled. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, is essential. Handle only in well-ventilated areas or under a fume hood.

How is Ethylene sulfide packed and shipped?

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Ethylene sulfide is packed according to relevant safety and transport regulations. As a global supplier and exporter, Tech Serve Solutions ensures compliant shipping practices for this hazardous material.

How can I request a quote or sample of Ethylene sulfide?

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To request a quote or sample of Ethylene sulfide, please contact our sales team through the website or provide your details via the 'Enquire Now' form. Our team will respond promptly.

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