1-(Methylsulfonyl)piperazine

Modify Date: 2026-07-03 18:41:26

1-(Methylsulfonyl)piperazine Structure
1-(Methylsulfonyl)piperazine structure
Common Name 1-(Methylsulfonyl)piperazine
CAS Number 55276-43-2 Molecular Weight 164.226
Density 1.3±0.1 g/cm3 Boiling Point 280.6±50.0 °C at 760 mmHg
Molecular Formula C5H12N2O2S Melting Point 99ºC
MSDS N/A Flash Point 123.5±30.1 °C

 Names

Name 1-(Methylsulfonyl)piperazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 280.6±50.0 °C at 760 mmHg
Melting Point 99ºC
Molecular Formula C5H12N2O2S
Molecular Weight 164.226
Flash Point 123.5±30.1 °C
Exact Mass 164.061951
PSA 57.79000
LogP -0.67
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.533
InChIKey ZZAKLGGGMWORRT-UHFFFAOYSA-N
SMILES CS(=O)(=O)N1CCNCC1

 Safety Information

Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26
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-(Methylsulfonyl)piperazineBioassay

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Name: A screen for compounds that inhibit cell wall-associated teichoic acid synthesis in S...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: N/A
External Id: HMS704
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: Chemical Probes of Kaposi's Sarcoma Herpes Virus Latent Infection
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: ORF 73 [Human herpesvirus 8 type M]
External Id: HMS791
Name: High-throughput screen for inhibitors of the GIV GBA-motif interaction with Galpha-i ...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS1303
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
Name: Discovering small molecule activators of G protein-gated inwardly-rectifying potassiu...
Source: 15621
Target: G protein-activated inward rectifier potassium channel 2
External Id: VANDERBILT_HTS_GIRK2_HPP
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 Synonyms

1-methanesulfonyl-piperazine
1-(Methylsulfonyl)piperazine
MFCD02153225
1-Methanesulfonylpiperazine
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