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ChemicalBook >> CAS DataBase List >> PROTEASOME INHIBITOR I

PROTEASOME INHIBITOR I

PROTEASOME INHIBITOR I price.
  • $28 - $5250
  • Product name: PROTEASOME INHIBITOR I
  • CAS: 158442-41-2
  • MF: C32H50N4O8
  • MW: 618.76
  • EINECS:
  • MDL Number:MFCD00671409
  • Synonyms:CARBOBENZOXY-L-ISOLEUCYL-GAMMA-T-BUTYL-L-GLUTAMYL-L-ALANYL-L-LEUCINAL;BENZYLOXYCARBONYL-L-ISOLEUCYL-[(2S)-2-AMINO-4-(T-BUTYLOXYCARBONYL)BUTANOYL]-L-ALANYL-L-LEUCINAL;PROTEASOME INHIBITOR I;PROTEASOME INHIBITOR I (ALDEHYDE);PROTEASOME INHIBITOR PSI;N-CBZ-ILE-GLU(O-T-BUTYL)-ALA-LEUCINAL;Z-IE(OTBU)AL-CHO;Z-ILE-GLU(OBUT)-ALA-LEU-H
28 prices
Selected condition:
Brand
  • aablocks
  • American Custom Chemicals Corporation
  • ApexBio Technology
  • Arctom
  • Biosynth
  • Chem-Impex
  • ChemScene
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
  • Usbiological
Package
  • 1mg
  • 2mg
  • 10mg
  • 50mg
  • 100mg
  • 1unit
  • EvaluationSample
  • 5mg
  • 25mg
  • 10mM(in 1mL DMSO)
  • Manufactureraablocks
  • Product numberAA001Q3W
  • Product descriptionPSI
  • Packaging5mg
  • Price$259
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001Q3W
  • Product descriptionPSI
  • Packaging25mg
  • Price$903
  • Updated2026-05-28
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberINB0000100
  • Product descriptionPROTEASOME INHIBITOR I 95.00%
  • Packaging25MG
  • Price$479.85
  • Updated2021-12-16
  • Buy
  • ManufacturerApexBio Technology
  • Product numberA1900
  • Product descriptionPSI
  • Packaging1unit
  • Price$28
  • Updated2021-12-16
  • Buy
  • ManufacturerApexBio Technology
  • Product numberA1900
  • Product descriptionPSI
  • PackagingEvaluationSample
  • Price$30
  • Updated2026-05-06
  • Buy
  • ManufacturerApexBio Technology
  • Product numberA1900
  • Product descriptionPSI
  • Packaging5mg
  • Price$100
  • Updated2026-05-06
  • Buy
  • ManufacturerApexBio Technology
  • Product numberA1900
  • Product descriptionPSI
  • Packaging10mM(in 1mL DMSO)
  • Price$220
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberHY-P1258
  • Product descriptionPSI 97.0%
  • Packaging1mg
  • Price$105
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberHY-P1258
  • Product descriptionPSI 97.0%
  • Packaging10mg
  • Price$513
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberHY-P1258
  • Product descriptionPSI 97.0%
  • Packaging5mg
  • Price$304
  • Updated2026-05-26
  • Buy
  • ManufacturerBiosynth
  • Product numberIAT-3169-V
  • Product descriptionZ-Ile-Glu(OtBu)-Ala-Leu-H (aldehyde)
  • Packaging5mg
  • Price$351.75
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFI111570
  • Product descriptionZ-Ile-Glu(OtBu)-Ala-Leu-aldehyde
  • Packaging5mg
  • Price$354.45
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberSDP-3818-PI
  • Product descriptionAbz-Leu-Ala-Gln-Ala-Val-Arg-Ser-Ser-Ser-Arg-Dap(Dnp)-NH2
  • Packaging1mg
  • Price$150
  • Updated2026-06-05
  • Buy
  • ManufacturerBiosynth
  • Product numberFI111570
  • Product descriptionZ-Ile-Glu(OtBu)-Ala-Leu-aldehyde
  • Packaging2mg
  • Price$178.14
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFI111570
  • Product descriptionZ-Ile-Glu(OtBu)-Ala-Leu-aldehyde
  • Packaging25mg
  • Price$1232.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFI111570
  • Product descriptionZ-Ile-Glu(OtBu)-Ala-Leu-aldehyde
  • Packaging50mg
  • Price$2144
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA001Q3W PSI 5mg $259 2026-05-28 Buy
aablocks AA001Q3W PSI 25mg $903 2026-05-28 Buy
American Custom Chemicals Corporation INB0000100 PROTEASOME INHIBITOR I 95.00% 25MG $479.85 2021-12-16 Buy
ApexBio Technology A1900 PSI 1unit $28 2021-12-16 Buy
ApexBio Technology A1900 PSI EvaluationSample $30 2026-05-06 Buy
ApexBio Technology A1900 PSI 5mg $100 2026-05-06 Buy
ApexBio Technology A1900 PSI 10mM(in 1mL DMSO) $220 2021-12-16 Buy
Arctom HY-P1258 PSI 97.0% 1mg $105 2026-05-26 Buy
Arctom HY-P1258 PSI 97.0% 10mg $513 2026-05-26 Buy
Arctom HY-P1258 PSI 97.0% 5mg $304 2026-05-26 Buy
Biosynth IAT-3169-V Z-Ile-Glu(OtBu)-Ala-Leu-H (aldehyde) 5mg $351.75 2026-06-04 Buy
Biosynth FI111570 Z-Ile-Glu(OtBu)-Ala-Leu-aldehyde 5mg $354.45 2026-06-04 Buy
Biosynth SDP-3818-PI Abz-Leu-Ala-Gln-Ala-Val-Arg-Ser-Ser-Ser-Arg-Dap(Dnp)-NH2 1mg $150 2026-06-05 Buy
Biosynth FI111570 Z-Ile-Glu(OtBu)-Ala-Leu-aldehyde 2mg $178.14 2026-06-04 Buy
Biosynth FI111570 Z-Ile-Glu(OtBu)-Ala-Leu-aldehyde 25mg $1232.5 2026-06-04 Buy
Biosynth FI111570 Z-Ile-Glu(OtBu)-Ala-Leu-aldehyde 50mg $2144 2026-06-04 Buy

Properties

Boiling point :844.2±65.0 °C(Predicted)
Density :1.121±0.06 g/cm3(Predicted)
storage temp. :−20°C
solubility :≥30.6 mg/mL in DMSO; insoluble in H2O; ≥48.7 mg/mL in EtOH
form :solid
pka :11.12±0.46(Predicted)
color :White to off-white

Safety Information

Symbol(GHS):
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
Precautionary statements:

Description

Proteasome Inhibitor is a synthetic peptide (Z-Ile-Glu(OtBu)-Ala-Leu-CHO) which selectively inhibits chymotrypsin-like activities in the 26S proteasome (MCP; multicatalytic proteinase complex) in HT4 cells. Additionally, Proteasome Inhibitor acts as anti-neoplytic agent and induces apoptosis in different leukemia cell lines. Furthermore Proteasome Inhibitor is an inhibitor for the deubiquitinating Enzyme, and causes accumulation of ubiquitinylated proteins in neuronal cells. Proteasome Inhibitor prevents the activation of NF-κB in response to TNF-α or okadaic acid through inhibition of IκBα degradation.

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