OBAA - ≥98% , CAS No.221632-26-4

CAS: 221632-26-4 Cat. No.: O288799 Molecular Weight: 428.65
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
IDI1_002087 | (2E)-4-(4-Octadecylphenyl)-4-oxo-2-butenoic acid | BCBcMAP01_000119 | HMS1990B05 | BDBM50604040 | NCGC00024680-03 | HMS1792B05 | MS-27599 | NCGC00024680-02 | DTXSID10874032 | SR-01000597619 | HMS1362B05 | OBAA | AKOS015914337 | CHEBI:92834 |
Storage
Store at -20°C,Desiccated
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
O288799-1mg
1
$105.90
5mg
O288799-5mg
1
$259.90
10mg
O288799-10mg
1
$399.90
25mg
O288799-25mg
1
$837.90
50mg
O288799-50mg
1
$1,254.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Store at -20°C,Desiccated 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

OBAA is a potent phospholipase A2 (PLA2) inhibitor with an IC50 of 70 nM. OBAA blocks Melittin-induced Ca2+ influx in Trypanosoma brucei with an IC50 of 0.4 μM。

Specifications

Synonyms
IDI1_002087 | (2E)-4-(4-Octadecylphenyl)-4-oxo-2-butenoic acid | BCBcMAP01_000119 | HMS1990B05 | BDBM50604040 | NCGC00024680-03 | HMS1792B05 | MS-27599 | NCGC00024680-02 | DTXSID10874032 | SR-01000597619 | HMS1362B05 | OBAA | AKOS015914337 | CHEBI:92834 |
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
A potent inhibitor of phospholipase A2(IC50= 70 nM). Reduces bronchospasm in guinea pigsin vivo.
Storage
Store at -20°C, Desiccated
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
INHIBITOR
Purity
≥98%
Names and Identifiers
Canonical SmilesCCCCCCCCCCCCCCCCCCC1=CC=C(C=C1)C(=O)C=CC(=O)O
IUPAC Name(E)-4-(4-octadecylphenyl)-4-oxobut-2-enoic acid
InChIKeyZBESASFHIWDSCJ-WCWDXBQESA-N
INCHI1S/C28H44O3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-25-19-21-26(22-20-25)27(29)23-24-28(30)31/h19-24H,2-18H2,1H3,(H,30,31)/b24-23+
Isomeric SMILES CCCCCCCCCCCCCCCCCCC1=CC=C(C=C1)C(=O)/C=C/C(=O)O
Molecular Weight 428.65
Reaxy-Rn 31122579
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=31122579&ln=

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoyl derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzoyl derivatives
Alternative Parents Aryl ketones  Enones  Acryloyl compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aryl ketone - Benzoyl - Alpha,beta-unsaturated ketone - Enone - Acryloyl-group - Ketone - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzoyl derivatives. These are organic compounds containing an acyl moiety of benzoic acid with the formula (C6H5CO-).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
VDR Tclin Vitamin D receptor (26531 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
LNCaP (8286 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
RECQL Tbio ATP-dependent DNA helicase Q1 (5575 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ATG4B Tchem Cysteine protease ATG4B (985 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
PLA2G1B Phospholipase A2 group 1B (227 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.

10 results found

Lot NumberCertificate TypeDateItem
H2413160Certificate of AnalysisApr 19, 2024 O288799
H2413161Certificate of AnalysisApr 19, 2024 O288799
H2413162Certificate of AnalysisApr 19, 2024 O288799
H2413163Certificate of AnalysisApr 19, 2024 O288799
H2413164Certificate of AnalysisApr 19, 2024 O288799
H2413165Certificate of AnalysisApr 19, 2024 O288799
H2413258Certificate of AnalysisApr 19, 2024 O288799
H2413259Certificate of AnalysisApr 19, 2024 O288799
H2413260Certificate of AnalysisApr 19, 2024 O288799
H2413261Certificate of AnalysisApr 19, 2024 O288799
Chemical and Physical Properties
SolubilitySolvent:DMSO, Max Conc. mg/mL: 4.29, Max Conc. mM: 10 with gentle warming
Molecular Weight428.600 g/mol
XLogP310.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count20
Exact Mass428.329 Da
Monoisotopic Mass428.329 Da
Topological Polar Surface Area54.400 Ų
Heavy Atom Count31
Formal Charge0
Complexity475.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

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