(3-Hydroxy-1-propenyl)sulfur pentafluoride
(3-Hydroxy-1-propenyl)sulfur pentafluoride (CAS 155990-90-2), with the molecular formula C3H5F5OS and a molecular weight of 184.13, is a technical grade chemical. Its unique structure featuring a pentafluorosulfanyl group and a hydroxyl-functionalized alkene makes it a valuable building block in organic synthesis. This compound is primarily utilized in chemical research and development for the creation of novel fluorinated organic molecules.
- IUPAC
- Pentafluoro(3-hydroxy-1-propenyl)sulfur

Fluorinated Organic Synthesis
Serves as a versatile building block for introducing the pentafluorosulfanyl group into organic molecules. It is instrumental in the synthesis of complex fluorinated compounds for various research applications.
Development of Novel Materials
The presence of fluorine atoms can impart unique properties, such as thermal stability and altered electronic characteristics. This makes it a candidate for research into new materials.
Chemical Research Reagent
Utilised in academic and industrial laboratories for exploratory synthesis and methodology development in organic chemistry. Its specific reactivity allows for diverse synthetic transformations.
| Molecular weight | 184.13 |
|---|---|
| Empirical formula | C3H5F5OS |
| Grade | technical grade |
| Density | 1.692 g/mL at 25 °C |
| Refractive index | n20/D 1.381 |

Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 85 °C / 185 °F |
| Transport (UN / ADR) | UN 3382 6.1 / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25 |
| Safety statements (S) | 36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is (3-Hydroxy-1-propenyl)sulfur pentafluoride used for?
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(3-Hydroxy-1-propenyl)sulfur pentafluoride is primarily used as a building block in organic synthesis, particularly for the introduction of the pentafluorosulfanyl group into organic molecules and for the development of novel fluorinated compounds in chemical research.
What are the CAS number and chemical formula for this compound?
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The CAS number is 155990-90-2, and the empirical formula (Hill notation) is C3H5F5OS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound as a technical grade material. We do not represent it as USP, BP, or EP grade.
How should (3-Hydroxy-1-propenyl)sulfur pentafluoride be handled safely?
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This compound is classified as Danger, with hazards including toxicity if swallowed, in contact with skin, or if inhaled (H301-H311-H331). It requires stringent safety precautions, including the use of appropriate personal protective equipment such as eyeshields, face shields, gloves, and respiratory protection (type ABEK respirator filter recommended).
Is this product available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including this product.
How can I request a sample or quote for (3-Hydroxy-1-propenyl)sulfur pentafluoride?
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Please contact our sales team via the website or direct phone line to request a sample or a quotation for (3-Hydroxy-1-propenyl)sulfur pentafluoride.
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