1-Methyl-3-phenylpiperazine

Modify Date: 2026-07-23 14:33:32

1-Methyl-3-phenylpiperazine Structure
1-Methyl-3-phenylpiperazine structure
 Common Name 1-Methyl-3-phenylpiperazine
CAS Number 5271-27-2 Molecular Weight 176.258
Density 1.0±0.1 g/cm3 Boiling Point 280.3±25.0 °C at 760 mmHg
Molecular Formula C11H16N2 Melting Point 56-60 °C(lit.)
MSDS Chinese USA Flash Point 122.1±14.1 °C
Symbol GHS05 GHS06
GHS05, GHS06		 Signal Word Danger

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-Methyl-3-phenylpiperazine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.0±0.1 g/cm3
Boiling Point 280.3±25.0 °C at 760 mmHg
Melting Point 56-60 °C(lit.)
Molecular Formula C11H16N2
Molecular Weight 176.258
Flash Point 122.1±14.1 °C
Exact Mass 176.131348
PSA 15.27000
LogP 1.36
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.526
InChIKey IRMBVBDXXYXPEW-UHFFFAOYSA-N
SMILES CN1CCNC(c2ccccc2)C1
Storage condition -20°C Freezer
Water Solubility soluble

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05 GHS06
GHS05, GHS06
Signal Word Danger
Hazard Statements H301-H314
Precautionary Statements P280-P301 + P310-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes T:Toxic;Xi:Irritant;
Risk Phrases R25;R34;R36/37/38
Safety Phrases S26-S36/37/39-S45
RIDADR UN 2923 8/PG 3
WGK Germany 3
Packaging Group III
Hazard Class 8
HS Code 2933599090

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 1-Methyl-3-phenylpiperazineBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of radioligand binding to imidazole receptor 1 at 10 uM
Source: ChEMBL
Target: Nischarin
External Id: CHEMBL2183699
Name: Inhibition of radioligand binding to 5HT2A at 10 uM
Source: ChEMBL
Target: 5-hydroxytryptamine receptor 2A
External Id: CHEMBL2183696
Name: Inhibition of radioligand binding to N-methyl D-aspartate receptor phencyclidine bind...
Source: ChEMBL
Target: N/A
External Id: CHEMBL2184078
Name: Neuroprotective activity against Abeta-induced neuronal apoptosis in mouse hippocampa...
Source: ChEMBL
Target: NON-PROTEIN TARGET
External Id: CHEMBL2184079
Name: Displacement of [3H]idazoxan from rat cerebral cortex imidazole receptor 2 at 10 uM i...
Source: ChEMBL
Target: N/A
External Id: CHEMBL2183700
Name: Inhibition of radioligand binding to Sigma receptor at 10 uM
Source: ChEMBL
Target: N/A
External Id: CHEMBL2183701
Name: Inhibition of radioligand binding to muscarinic M5 receptor at 10 uM
Source: ChEMBL
Target: Muscarinic acetylcholine receptor M5
External Id: CHEMBL2183690
Name: Inhibition of radioligand binding to muscarinic M4 receptor at 10 uM
Source: ChEMBL
Target: Muscarinic acetylcholine receptor M4
External Id: CHEMBL2183691
Name: Inhibition of radioligand binding to DOP receptor at 10 uM
Source: ChEMBL
Target: Delta-type opioid receptor
External Id: CHEMBL2183688
Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1-Methyl-3-phenylpiperazine
1-N-METHYL-3-PHENYL-PIPERAZINE
EINECS 432-360-3
N-Methyl-3-phenylpiperazine
1-methyl-3-phenyl-piperazine
4-methyl-2-phenylpiperazine
1-Methyl-3-phenyl
MFCD03411603
T6M DNTJ BR& D1

 1-Methyl-3-phenylpiperazine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular weight of 1-Methyl-3-phenylpiperazine?
A: Molecular weight of 1-Methyl-3-phenylpiperazine is 176.258.
Q: What is the safety information for 1-Methyl-3-phenylpiperazine?
A: Safety information for 1-Methyl-3-phenylpiperazine: S26-S36/37/39-S45.
Q: What are the storage conditions for 1-Methyl-3-phenylpiperazine?
A: Storage conditions for 1-Methyl-3-phenylpiperazine: -20°C Freezer.
Q: How is the water solubility of 1-Methyl-3-phenylpiperazine?
A: Water solubility of 1-Methyl-3-phenylpiperazine: soluble.
Q: What is the SMILES notation of 1-Methyl-3-phenylpiperazine?
A: SMILES notation of 1-Methyl-3-phenylpiperazine is CN1CCNC(c2ccccc2)C1.
Q: What is the English name of 1-Methyl-3-phenylpiperazine?
A: The English name of 1-Methyl-3-phenylpiperazine is 1-Methyl-3-phenylpiperazine.
Q: What is the InChIKey of 1-Methyl-3-phenylpiperazine?
A: InChIKey of 1-Methyl-3-phenylpiperazine is IRMBVBDXXYXPEW-UHFFFAOYSA-N.
Q: What is the melting point of 1-Methyl-3-phenylpiperazine?
A: Melting point of 1-Methyl-3-phenylpiperazine is 56-60 °C(lit.).
Q: What English synonyms does 1-Methyl-3-phenylpiperazine have?
A: English synonyms of 1-Methyl-3-phenylpiperazine: 1-Methyl-3-phenylpiperazine, 1-N-METHYL-3-PHENYL-PIPERAZINE, EINECS 432-360-3, N-Methyl-3-phenylpiperazine, 1-methyl-3-phenyl-piperazine, 4-methyl-2-phenylpiperazine, 1-Methyl-3-phenyl, MFCD03411603, T6M DNTJ BR& D1.
Q: What is the molecular formula of 1-Methyl-3-phenylpiperazine?
A: Molecular formula of 1-Methyl-3-phenylpiperazine is C11H16N2.

 1-Methyl-3-phenylpiperazinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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