1,1-Dimethyl-4-phenylpiperazinium iodide
1,1-Dimethyl-4-phenylpiperazinium iodide (CAS: 54-77-3) is a heterocyclic ammonium salt with a molecular weight of 318.20 g/mol. This compound functions as a synthetic reagent and phase transfer catalyst. It is commonly employed in chemical synthesis, facilitating reactions by enabling interaction between immiscible phases. Its solubility in water makes it a convenient choice for aqueous-based reaction systems.
- IUPAC
- DMPP
- Synonyms
- 1,1-Dimethyl-4-phenylpiperazinium iodide4-Phenyl-1,1-dimethylpiperazinium iodideDMPP

Phase Transfer Catalysis
As a quaternary ammonium salt, 1,1-Dimethyl-4-phenylpiperazinium iodide can act as a phase transfer catalyst. It facilitates the transport of anions from an aqueous phase to an organic phase, accelerating reaction rates in biphasic systems.
Chemical Synthesis Intermediate
This compound serves as a valuable building block or reagent in various organic synthesis pathways. Its structure allows for incorporation into more complex molecular frameworks.
Heterocyclic Chemistry
It belongs to the class of heterocyclic ammonium salts, finding utility in research and development within this specialized area of organic chemistry.
| Molecular weight | 318.20 |
|---|---|
| Empirical formula | C12H19IN2 |
| Assay | ≥99.0% (AT) |
| Solubility | H2O: soluble21 mg/mL |
| Storage temperature | −20°C |
| Melting point | 234-238 °C(lit.)236-238 °C |

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.
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 1,1-Dimethyl-4-phenylpiperazinium iodide used for?
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1,1-Dimethyl-4-phenylpiperazinium iodide is primarily used as a synthetic reagent and phase transfer catalyst in chemical synthesis and heterocyclic chemistry.
What is the CAS number and formula for 1,1-Dimethyl-4-phenylpiperazinium iodide?
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The CAS number is 54-77-3 and its empirical formula is C12H19IN2.
What grade and purity does Tech Serve Solutions supply for 1,1-Dimethyl-4-phenylpiperazinium iodide?
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Tech Serve Solutions supplies 1,1-Dimethyl-4-phenylpiperazinium iodide with an assay of ≥99.0% (AT). We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
How should 1,1-Dimethyl-4-phenylpiperazinium iodide be handled and stored?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust. Store at -20°C. This compound is classified as irritating to skin, eyes, and respiratory tract (H315-H319-H335).
Is 1,1-Dimethyl-4-phenylpiperazinium iodide a controlled substance?
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Based on the provided data, there is no indication that 1,1-Dimethyl-4-phenylpiperazinium iodide is a controlled substance.
How is 1,1-Dimethyl-4-phenylpiperazinium iodide packed and shipped?
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Tech Serve Solutions exports fine chemicals globally, adhering to all necessary shipping regulations for compounds of this nature. Specific packaging details are available upon request.
How can I request a quote or sample for 1,1-Dimethyl-4-phenylpiperazinium iodide?
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Please contact our sales team via the website or direct inquiry to request a quotation or sample of 1,1-Dimethyl-4-phenylpiperazinium iodide.
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