MG-262 , CAS No.179324-22-2

CAS: 179324-22-2 Cat. No.: M650993 Molecular Weight: 519.45 PubChem CID: 490002
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Synonyms
HY-108551 | DTXSID80170795 | L-LEUCINAMIDE, N-((PHENYLMETHOXY)CARBONYL)-L-LEUCYL-N-((1R)-1-BORONO-3-METHYLBUTYL)- | MG262 | MG-262 | [(1R)-3-methyl-1-[[(2S)-4-methyl-2-[[(2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]amino]pentanoyl]amino]butyl]bor
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
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Size
Status
Price
Qty
1mg
M650993-1mg
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$780.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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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

MG-262 is a reversible proteasome inhibitor with diverse biological activities .

Form:Solid

Specifications

Synonyms
HY-108551 | DTXSID80170795 | L-LEUCINAMIDE, N-((PHENYLMETHOXY)CARBONYL)-L-LEUCYL-N-((1R)-1-BORONO-3-METHYLBUTYL)- | MG262 | MG-262 | [(1R)-3-methyl-1-[[(2S)-4-methyl-2-[[(2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]amino]pentanoyl]amino]butyl]bor
Biochemical and Physiological Mechanisms
MG-262 is a reversible proteasome inhibitor with diverse biological activities.
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.
Action Type
INHIBITOR
Names and Identifiers
Canonical SmilesB(C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)OCC1=CC=CC=C1)(O)O
IUPAC Name[(1R)-3-methyl-1-[[(2S)-4-methyl-2-[[(2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]amino]pentanoyl]amino]butyl]boronic acid
InChIKeyMWKOOGAFELWOCD-FKBYEOEOSA-N
INCHI1S/C25H42BN3O6/c1-16(2)12-20(24(31)29-22(26(33)34)14-18(5)6)27-23(30)21(13-17(3)4)28-25(32)35-15-19-10-8-7-9-11-19/h7-11,16-18,20-22,33-34H,12-15H2,1-6H3,(H,27,30)(H,28,32)(H,29,31)/t20-,21-,22-/m0/s1
Isomeric SMILES B([C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)OCC1=CC=CC=C1)(O)O
PubChem CID 490002
Molecular Weight 519.45

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 Leucine and derivatives  N-acyl-alpha amino acids and derivatives  Alpha amino acid amides  Benzyloxycarbonyls  N-acyl amines  Carbamate esters  Secondary carboxylic acid amides  Boronic acids  Organic carbonic acids and derivatives  Organic metalloid salts  Hydrocarbon derivatives  Carbonyl compounds  Monoalkylboranes  Organic oxides  Organonitrogen compounds  Organopnictogen compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alpha-dipeptide - Leucine or derivatives - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - N-substituted-alpha-amino acid - Alpha-amino acid or derivatives - Benzyloxycarbonyl - Monocyclic benzene moiety - N-acyl-amine - Fatty amide - Fatty acyl - Benzenoid - Carbamic acid ester - Carbonic acid derivative - Carboxamide group - Secondary carboxylic acid amide - Boronic acid - Boronic acid derivative - Organic metalloid salt - Organic nitrogen compound - Organoboron compound - Organonitrogen compound - Organooxygen compound - Organic salt - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Alkylborane - Monoalkylborane - Organic oxygen compound - Aromatic homomonocyclic 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 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CTSB Tchem Cathepsin B (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CTSB Tchem Cathepsin B (3822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CTSS Tchem Cathepsin S (3285 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
RPMI-8226 (44974 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PSMB2 Tclin Proteasome Macropain subunit (1025 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PSMB5 Tclin Proteasome Macropain subunit MB1 (2451 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:
Chemical and Physical Properties
Melt Point(°C)162-163°
Molecular Weight491.400 g/mol
XLogP3
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count6
Rotatable Bond Count15
Exact Mass491.317 Da
Monoisotopic Mass491.317 Da
Topological Polar Surface Area137.000 Ų
Heavy Atom Count35
Formal Charge0
Complexity653.000
Isotope Atom Count0
Defined Atom Stereocenter Count3
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
Reviews

Customer Reviews

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