Semagacestat (LY450139) - Moligand™, ≥98% , Gamma-secretase inhibitor, CAS No.425386-60-3, Gamma-secretase inhibitor

CAS: 425386-60-3 Cat. No.: S125519 Molecular Weight: 361.44 PubChem CID: 9843750
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
EX-1762 | SEMAGACESTAT [MI] | s1594 | AC-24396 | PKXWXXPNHIWQHW-RCBQFDQVSA-N | UNII-3YN0602W4W | Butanamide, 2-hydroxy-3-methyl-N-((1S)-1-methyl-2-oxo-2-(((1S)-2,3,4,5-tetrahydro-3- methyl-2-oxo-1H-3-benzazepin-1-yl)amino)ethyl)-, (2S)- | Dadzin | AMY3644
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
S125519-5mg
3

$65.90

$98.90
Save $33.00 (33.37%)
10mg
S125519-10mg
3

$110.90

$166.90
Save $56.00 (33.55%)
25mg
S125519-25mg
1

$275.90

$413.90
Save $138.00 (33.34%)
50mg
S125519-50mg
1

$375.90

$563.90
Save $188.00 (33.34%)
100mg
S125519-100mg
1

$750.90

$1,126.90
Save $376.00 (33.37%)
Enter a quantity for the sizes you want to add.
🧪

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.

📋

Quality documents

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

📚

Literature proof

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

Overview

Semagacestat (LY450139) is a γ-secretase blocker for Aβ42, Aβ40 and Aβ38 with IC50 of 10.9 nM, 12.1 nM and 12.0 nM, also inhibits Notch signaling with IC50 of 14.1 nM.
A γ-secretase blocker of Aβ42, Aβ40 and Aβ38

Specifications

Synonyms
EX-1762 | SEMAGACESTAT [MI] | s1594 | AC-24396 | PKXWXXPNHIWQHW-RCBQFDQVSA-N | UNII-3YN0602W4W | Butanamide, 2-hydroxy-3-methyl-N-((1S)-1-methyl-2-oxo-2-(((1S)-2, 3, 4, 5-tetrahydro-3- methyl-2-oxo-1H-3-benzazepin-1-yl)amino)ethyl)-, (2S)- | Dadzin | AMY3644
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
γ-secretase pseudo-inhibitor. Inhibits Aβ secretion from cellsin vitroand increases accumulation of γ-secretase products and long Aβ speciesin vitroandin vivo. Also attenuates the accumulation of activated microglia and neurological injury in a traumatic
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
Gamma-secretase inhibitor
Purity
≥98%
Product Properties
ALogP1.3
Names and Identifiers
Canonical SmilesCC(C)C(C(=O)NC(C)C(=O)NC1C2=CC=CC=C2CCN(C1=O)C)O
IUPAC Name(2S)-2-hydroxy-3-methyl-N-[(2S)-1-[[(5S)-3-methyl-4-oxo-2,5-dihydro-1H-3-benzazepin-5-yl]amino]-1-oxopropan-2-yl]butanamide
InChIKeyPKXWXXPNHIWQHW-RCBQFDQVSA-N
INCHI1S/C19H27N3O4/c1-11(2)16(23)18(25)20-12(3)17(24)21-15-14-8-6-5-7-13(14)9-10-22(4)19(15)26/h5-8,11-12,15-16,23H,9-10H2,1-4H3,(H,20,25)(H,21,24)/t12-,15-,16-/m0/s1
Isomeric SMILES C[C@@H](C(=O)N[C@H]1C2=CC=CC=C2CCN(C1=O)C)NC(=O)[C@H](C(C)C)O
PubChem CID 9843750
Molecular Weight 361.44

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  Alanine and derivatives  Benzazepines  Azepines  Benzenoids  N-acyl amines  Tertiary carboxylic acid amides  Secondary carboxylic acid amides  Secondary alcohols  Lactams  Azacyclic compounds  Organic oxides  Organonitrogen compounds  Organopnictogen compounds  Carbonyl compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Alpha-dipeptide - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - Alanine or derivatives - Benzazepine - N-substituted-alpha-amino acid - Alpha-amino acid or derivatives - Azepine - N-acyl-amine - Fatty acyl - Benzenoid - Fatty amide - Tertiary carboxylic acid amide - Lactam - Secondary carboxylic acid amide - Secondary alcohol - Carboxamide group - Organoheterocyclic compound - Azacycle - Alcohol - Organonitrogen compound - Organooxygen compound - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteropolycyclic 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)
PSEN1 Tchem Presenilin-1 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Homo sapiens (32628 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SH-SY5Y (11521 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Liver microsomes (16955 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Liver (3974 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ABCB11 Tchem Bile salt export pump (2311 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APH1A Tbio Gamma-secretase (4915 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A (122 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cryptosporidium parvum (1150 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cavia porcellus (23802 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mus musculus (284745 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 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.

7 results found

Lot NumberCertificate TypeDateItem
H2429539Certificate of AnalysisJun 09, 2026 S125519
H2429540Certificate of AnalysisJun 09, 2026 S125519
H2429544Certificate of AnalysisJun 09, 2026 S125519
H2429548Certificate of AnalysisJun 09, 2026 S125519
H2429549Certificate of AnalysisJun 09, 2026 S125519
H2429560Certificate of AnalysisJun 09, 2026 S125519
E1529131Certificate of AnalysisJan 11, 2023 S125519
Chemical and Physical Properties
SolubilitySolvent:DMSO, Max Conc. mg/mL: 36.14, Max Conc. mM: 100; Solvent:ethanol, Max Conc. mg/mL: 18.07, Max Conc. mM: 50
Molecular Weight361.400 g/mol
XLogP31.300
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass361.2 Da
Monoisotopic Mass361.2 Da
Topological Polar Surface Area98.700 Ų
Heavy Atom Count26
Formal Charge0
Complexity537.000
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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