S-Butyrylthiocholine iodide
S-Butyrylthiocholine iodide (CAS: 1866-16-6) is a quaternary ammonium compound with the linear formula (CH₃)₃N(I)CH₂CH₂SCOCH₂CH₂CH₃ and a molecular weight of 317.23. It serves as a valuable reagent in chemical synthesis, particularly within applications involving phase transfer catalysis. Supplied by Tech Serve Solutions, this compound meets premium quality standards for research and development purposes.
- IUPAC
- (2-Mercaptoethyl)trimethylammonium iodide butyrate

Chemical Synthesis Reagent
S-Butyrylthiocholine iodide functions as a useful building block or reagent in organic synthesis. Its structure allows for participation in various chemical transformations for the creation of more complex molecules.
Phase Transfer Catalysis
As a quaternary ammonium salt, this compound can potentially act as a phase transfer catalyst. It facilitates the reaction between reactants located in different immiscible phases, thereby increasing reaction rates and yields.
Laboratory Research
This chemical is suitable for general laboratory research and development. Its defined specifications make it a reliable choice for scientists investigating new synthetic routes or reaction mechanisms.
| Molecular weight | 317.23 |
|---|---|
| Linear formula | (CH3)3N(I)CH2CH2SCOCH2CH2CH3 |
| Assay | ≥98% |
| Grade | puriss. |
| Storage temperature | −20°C |
| Melting point | 171-174 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Quality Level | PREMIUM |
|---|
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 S-Butyrylthiocholine iodide used for?
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S-Butyrylthiocholine iodide is primarily used as a reagent in chemical synthesis and may function as a phase transfer catalyst in various reactions. It is suitable for general laboratory research.
What is the CAS number and formula for S-Butyrylthiocholine iodide?
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The CAS number for S-Butyrylthiocholine iodide is 1866-16-6. Its linear formula is (CH₃)₃N(I)CH₂CH₂SCOCH₂CH₂CH₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies S-Butyrylthiocholine iodide at a puriss. grade with an assay of ≥98%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should S-Butyrylthiocholine iodide be handled safely?
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S-Butyrylthiocholine iodide is classified with GHS07 warning signal, indicating hazards such as skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be worn. Ensure adequate ventilation and avoid inhalation of dust.
How is S-Butyrylthiocholine iodide packed and exported?
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Tech Serve Solutions packages and exports chemicals according to international shipping regulations to ensure safe transit and compliance. Specific packaging details can be provided upon request.
How can I request a sample or quote for S-Butyrylthiocholine iodide?
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To request a sample or a quotation for S-Butyrylthiocholine iodide, please contact our sales department through the website or direct inquiry.
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