4-Diphenylmethoxy-1-methylpiperidine hydrochloride
4-Diphenylmethoxy-1-methylpiperidine hydrochloride (CAS: 132-18-3) is a chemical compound with the formula C19H23NO · HCl and a molecular weight of 317.85 g/mol. It is classified as a heterocyclic building block. Historically, this compound has been utilised in pharmacotherapy for Parkinson's disease, serving as a key intermediate or active pharmaceutical ingredient in its treatment.
- IUPAC
- 4-Diphenylmethoxy-1-methylpiperidine,Diphenylpyraline hydrochloride
- Synonyms
- 4-Diphenylmethoxy-1-methylpiperidine,Diphenylpyraline hydrochloride

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs). Its structure makes it valuable in the development of neurological therapies.
Chemical Synthesis
Serves as a versatile building block in organic chemistry, particularly for the creation of complex heterocyclic compounds.
Research and Development
Employed in laboratory settings for exploring new chemical pathways and potential therapeutic applications, especially in the field of neuroscience.
| Molecular weight | 317.85 |
|---|---|
| Empirical formula | C19H23NO · HCl |
| Assay | 95% |
| Application | 4-Diphenylmethoxy-1-methylpiperidine hydrochloride was used as a pharmacotherapy for Parkinson′s disease1. |
| Melting point | 203-205 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 4-Diphenylmethoxy-1-methylpiperidine hydrochloride used for?
+
This compound has been used in pharmacotherapy for Parkinson's disease and serves as a building block in chemical synthesis and research.
What is the CAS number and formula for 4-Diphenylmethoxy-1-methylpiperidine hydrochloride?
+
The CAS number is 132-18-3, and the empirical formula (Hill notation) is C19H23NO · HCl.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this chemical with an assay of 95%. It is supplied for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should 4-Diphenylmethoxy-1-methylpiperidine hydrochloride be handled?
+
Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. This compound is classified as harmful if swallowed (H302).
How is this chemical packed and shipped?
+
Tech Serve Solutions offers this chemical for global export, packed according to industry standards for safe transport.
How can I request a sample or quote?
+
Please contact our sales team directly through our website or by phone to request a sample or obtain a quotation for 4-Diphenylmethoxy-1-methylpiperidine hydrochloride.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis