1-(3-Methylbenzyl)piperazine

Modify Date: 2026-06-29 19:16:13

1-(3-Methylbenzyl)piperazine Structure
1-(3-Methylbenzyl)piperazine structure
Common Name 1-(3-Methylbenzyl)piperazine
CAS Number 5321-48-2 Molecular Weight 190.28500
Density 1.001 g/mL at 25 °C(lit.) Boiling Point 256-257 °C(lit.)
Molecular Formula C12H18N2 Melting Point 110ºC
MSDS Chinese USA Flash Point >230 °F
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 1-(3-Methylbenzyl)piperazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.001 g/mL at 25 °C(lit.)
Boiling Point 256-257 °C(lit.)
Melting Point 110ºC
Molecular Formula C12H18N2
Molecular Weight 190.28500
Flash Point >230 °F
Exact Mass 190.14700
PSA 15.27000
LogP 1.66690
Index of Refraction n20/D 1.5400(lit.)
InChIKey VTEOTZPEMDQENX-UHFFFAOYSA-N
SMILES Cc1cccc(CN2CCNCC2)c1
Storage condition Refrigerator

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TM1400000
CHEMICAL NAME :
Piperazine, 1-(m-methylbenzyl)-
CAS REGISTRY NUMBER :
5321-48-2
BEILSTEIN REFERENCE NO. :
0147016
LAST UPDATED :
199712
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C12-H18-N2
MOLECULAR WEIGHT :
190.32
WISWESSER LINE NOTATION :
T6M DNTJ D1R C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn,Xi
Risk Phrases R22
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS TM1400000
HS Code 2933599090

 Customs

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-(3-Methylbenzyl)piperazineBioassay

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Name: Inhibition of the Burkholderia mallei acyl-homoserine lactone synthase BmaI1
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: autoinducer synthetase family protein [Burkholderia mallei ATCC 23344]
External Id: HMS1126
Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
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
Name: A screen for compounds that inhibit viral RNA polymerase binding and polymerization a...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: Chain A, Poliovirus Polymerase With Gtp
External Id: HMS750
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 Synonyms

EINECS 226-184-4
MFCD01321003
1-[(3-methylphenyl)methyl]piperazine
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