Oprozomib (ONX 0912) - Moligand™, ≥98% , 26S proteosome inhibitor, CAS No.935888-69-0, 26S proteosome inhibitor

CAS: 935888-69-0 Cat. No.: O129260 Molecular Weight: 532.61 PubChem CID: 25067547
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥98%
Synonyms
ONX-0912 | PR-047 | J-690398 | N-((S)-3-methoxy-1-(((S)-3-methoxy-1-(((S)-1-((R)-2-methyloxiran-2-yl)-1-oxo-3-phenylpropan-2-yl)amino)-1-oxopropan-2-yl)amino)-1-oxopropan-2-yl)-2-methylthiazole-5-carboxamide | SWZXEVABPLUDIO-WSZYKNRRSA-N | DTXSID201025950
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
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1mg
O129260-1mg
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5mg
O129260-5mg
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10mg
O129260-10mg
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25mg
O129260-25mg
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50mg
O129260-50mg
2

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100mg
O129260-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

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Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Oprozomib (ONX 0912) is an orally bioavailable inhibitor for CT-L activity of 20S proteasome β5/LMP7 with IC50 of 36 nM/82 nM.

Specifications

Synonyms
ONX-0912 | PR-047 | J-690398 | N-((S)-3-methoxy-1-(((S)-3-methoxy-1-(((S)-1-((R)-2-methyloxiran-2-yl)-1-oxo-3-phenylpropan-2-yl)amino)-1-oxopropan-2-yl)amino)-1-oxopropan-2-yl)-2-methylthiazole-5-carboxamide | SWZXEVABPLUDIO-WSZYKNRRSA-N | DTXSID201025950
Specifications & Purity
Moligand™, ≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Moligand™
Action Type
INHIBITOR
Mechanism of action
26S proteosome inhibitor
Purity
≥98%
Product Properties
ALogP1.1
Names and Identifiers
Pubchem Sid504769954
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504769954
Canonical SmilesCC1=NC=C(S1)C(=O)NC(COC)C(=O)NC(COC)C(=O)NC(CC2=CC=CC=C2)C(=O)C3(CO3)C
IUPAC NameN-[(2S)-3-methoxy-1-[[(2S)-3-methoxy-1-[[(2S)-1-[(2R)-2-methyloxiran-2-yl]-1-oxo-3-phenylpropan-2-yl]amino]-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]-2-methyl-1,3-thiazole-5-carboxamide
InChIKeySWZXEVABPLUDIO-WSZYKNRRSA-N
INCHI1S/C25H32N4O7S/c1-15-26-11-20(37-15)24(33)29-19(13-35-4)23(32)28-18(12-34-3)22(31)27-17(21(30)25(2)14-36-25)10-16-8-6-5-7-9-16/h5-9,11,17-19H,10,12-14H2,1-4H3,(H,27,31)(H,28,32)(H,29,33)/t17-,18-,19-,25+/m0/s1
Isomeric SMILES CC1=NC=C(S1)C(=O)N[C@@H](COC)C(=O)N[C@@H](COC)C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)[C@]3(CO3)C
PubChem CID 25067547
Molecular Weight 532.61

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Peptides
Direct ParentDipeptides
Alternative Parents N-acyl-alpha amino acids and derivatives  Alpha amino acid amides  Amphetamines and derivatives  Thiazolecarboxamides  2-heteroaryl carboxamides  2,5-disubstituted thiazoles  Heteroaromatic compounds  Secondary carboxylic acid amides  Ketones  Oxacyclic compounds  Epoxides  Dialkyl ethers  Azacyclic compounds  Hydrocarbon derivatives  Organic oxides  Organonitrogen compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Alpha-dipeptide - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - Amphetamine or derivatives - Alpha-amino acid or derivatives - N-substituted-alpha-amino acid - 2-heteroaryl carboxamide - Thiazolecarboxylic acid or derivatives - Thiazolecarboxamide - 2,5-disubstituted 1,3-thiazole - Benzenoid - Monocyclic benzene moiety - Heteroaromatic compound - Azole - Thiazole - Carboxamide group - Ketone - Secondary carboxylic acid amide - Dialkyl ether - Ether - Oxirane - Azacycle - Organoheterocyclic compound - Oxacycle - Organic nitrogen compound - Carbonyl group - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
PSMB5 Tclin Proteasome subunit beta type-5 (4 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
PSMB8 Tclin Proteasome subunit beta type-8 (2 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
RPMI-8226 (44974 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HepG2 (196354 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MV4-11 (7307 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PSMB5 Tclin Proteasome Macropain subunit MB1 (2451 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PSMB8 Tclin Proteasome subunit beta type-8 (743 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PSMB2 Tclin 20S proteasome (530 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MM1.S (1111 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Mus musculus (284745 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

14 results found

Lot NumberCertificate TypeDateItem
L2525639Certificate of AnalysisDec 15, 2025 O129260
L2525645Certificate of AnalysisDec 15, 2025 O129260
L2525646Certificate of AnalysisDec 15, 2025 O129260
L2525656Certificate of AnalysisDec 15, 2025 O129260
K2316440Certificate of AnalysisAug 13, 2025 O129260
K2316450Certificate of AnalysisAug 13, 2025 O129260
K2316451Certificate of AnalysisAug 13, 2025 O129260
K2316452Certificate of AnalysisAug 13, 2025 O129260
K2316453Certificate of AnalysisAug 13, 2025 O129260
K2316454Certificate of AnalysisAug 13, 2025 O129260
K2316457Certificate of AnalysisAug 13, 2025 O129260
K2316455Certificate of AnalysisNov 02, 2023 O129260
K2316456Certificate of AnalysisNov 02, 2023 O129260
K2316458Certificate of AnalysisNov 02, 2023 O129260

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Chemical and Physical Properties
Solubility≥26.6 mg/mL in DMSO; insoluble in H2O; ≥2.77 mg/mL in EtOH with gentle warming and ultrasonic
Molecular Weight532.600 g/mol
XLogP31.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count9
Rotatable Bond Count14
Exact Mass532.199 Da
Monoisotopic Mass532.199 Da
Topological Polar Surface Area176.000 Ų
Heavy Atom Count37
Formal Charge0
Complexity825.000
Isotope Atom Count0
Defined Atom Stereocenter Count4
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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