Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

Build a label

Substance profile

1-Methyl-3-phenylpiperazine

1-Methyl-3-phenylpiperazine is a chemical substance with the molecular formula C11H16N2.

CAS 5271-27-2 C11H16N2 176.26 g/mol Danger

01 · Identification

What 1-Methyl-3-phenylpiperazine is

1-Methyl-3-phenylpiperazine is a chemical substance with the molecular formula C11H16N2. Its molecular formula is C11H16N2 and its molecular weight is 176.26 g/mol.

Under the GHS it carries the signal word Danger.

CAS number5271-27-2
EC number431-180-2
Index number613-309-00-6
Molecular formulaC11H16N2
Molecular weight176.26 g/mol

Other names for 1-Methyl-3-phenylpiperazine

  • 1-methyl-3-phenyl-1-piperazine

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordDanger
Hazard statements assigned to 1-Methyl-3-phenylpiperazine
CodeHazard statement
H312 Harmful in contact with skin.
H302 Harmful if swallowed.
H315 Causes skin irritation.
H318 Causes serious eye damage.
H412 Harmful to aquatic life with long lasting effects.

Precautionary statements: P264, P270, P273, P280, P301, P302, P305, P310, P312, P313, P330, P332, P338, P352, P501

This page lists only the codes assigned to 1-Methyl-3-phenylpiperazin…. The full reference lives on the hazard statements hub, the precautionary statements hub and the GHS pictograms hub.

Safety Data Sheet

Getting an SDS for 1-Methyl-3-phenylpiperazin…

A Safety Data Sheet is written for a product, not for a substance: the supplier of the grade you actually buy issues it, so two suppliers of 1-Methyl-3-phenylpiper… issue two different sheets. That is why there is no single authoritative SDS for a substance to download — what there is, is the job of collecting the sheets for the products you hold and keeping them current as suppliers revise them.

Get the free GHS / CLP / OSHA deadline calendar

Verified 2026–2029 compliance dates in one PDF — plus alerts when the rules change.