Atrasentan - Moligand™,≥98% , Antagonist of ET A receptor;Antagonist of ET B receptor, CAS No.173937-91-2, Antagonist of ET A receptor;Antagonist of ET B receptor

CAS: 173937-91-2 Cat. No.: A125773 Molecular Weight: 510.62 EC Number: 681-642-4
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
ABT 627 | V6D7VK2215 | Q125083 | 2R-(4-methoxyphenyl)-4S(1,N-di(n-butyl)aminocarbonyl-methyl)-pyrrolidine-3R-carboxylic acid | Atrasentan | (2R,3R,4S)-1-((DIBUTYLCARBAMOYL)METHYL)-2-(P-METHOXYPHENYL)-4-(3,4-(METHYLENEDIOXY)PHENYL)-3-PYRROLIDINECARBOXYLIC
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
A125773-10mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$29.90
50mg
A125773-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$79.90
250mg
A125773-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$239.90
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Why this grade

Moligand™,≥98% Moligand™ 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

Atrasentan (ABT-627) is an endothelin receptor antagonist with IC50 of 0.0551 nM for ETA.

Specifications

Synonyms
ABT 627 | V6D7VK2215 | Q125083 | 2R-(4-methoxyphenyl)-4S(1, N-di(n-butyl)aminocarbonyl-methyl)-pyrrolidine-3R-carboxylic acid | Atrasentan | (2R, 3R, 4S)-1-((DIBUTYLCARBAMOYL)METHYL)-2-(P-METHOXYPHENYL)-4-(3, 4-(METHYLENEDIOXY)PHENYL)-3-PYRROLIDINECARBOXYLIC
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
Selective endothelin ETA receptor antagonist Atrasentan is a selective endothelin ETA receptor antagonist, with an IC50 of 0.2 nM for ETA and 190 nM for ETB receptors. It inhibits endothelin-induced cell proliferation and has been studied as a potential t
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
ANTAGONIST
Mechanism of action
Antagonist of ET A receptor;Antagonist of ET B receptor
Purity
≥98%
Names and Identifiers
Canonical SmilesCCCCN(CCCC)C(=O)CN1CC(C(C1C2=CC=C(C=C2)OC)C(=O)O)C3=CC4=C(C=C3)OCO4
IUPAC Name(2R,3R,4S)-4-(1,3-benzodioxol-5-yl)-1-[2-(dibutylamino)-2-oxoethyl]-2-(4-methoxyphenyl)pyrrolidine-3-carboxylic acid
InChIKeyMOTJMGVDPWRKOC-QPVYNBJUSA-N
INCHI1S/C29H38N2O6/c1-4-6-14-30(15-7-5-2)26(32)18-31-17-23(21-10-13-24-25(16-21)37-19-36-24)27(29(33)34)28(31)20-8-11-22(35-3)12-9-20/h8-13,16,23,27-28H,4-7,14-15,17-19H2,1-3H3,(H,33,34)/t23-,27-,28+/m1/s1
Isomeric SMILES CCCCN(CCCC)C(=O)CN1C[C@@H]([C@H]([C@@H]1C2=CC=C(C=C2)OC)C(=O)O)C3=CC4=C(C=C3)OCO4
Molecular Weight 510.62
Reaxy-Rn 13598090
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13598090&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
SuperclassOrganoheterocyclic compounds
ClassPyrrolidines
SubclassPhenylpyrrolidines
Intermediate Tree Nodes Not available
Direct ParentPhenylpyrrolidines
Alternative Parents Alpha amino acids and derivatives  Benzodioxoles  Anisoles  Pyrrolidine carboxylic acids  Phenoxy compounds  Methoxybenzenes  Alkyl aryl ethers  Aralkylamines  N-alkylpyrrolidines  Pyrroles  Tertiary carboxylic acid amides  Amino acids  Trialkylamines  Monocarboxylic acids and derivatives  Oxacyclic compounds  Carboxylic acids  Azacyclic compounds  Acetals  Hydrocarbon derivatives  Carbonyl compounds  Organic oxides  Organopnictogen compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents 2-phenylpyrrolidine - Alpha-amino acid or derivatives - Benzodioxole - Phenoxy compound - Anisole - Phenol ether - Pyrrolidine carboxylic acid - Methoxybenzene - Pyrrolidine carboxylic acid or derivatives - Alkyl aryl ether - Aralkylamine - Monocyclic benzene moiety - Benzenoid - N-alkylpyrrolidine - Pyrrole - Tertiary carboxylic acid amide - Tertiary aliphatic amine - Tertiary amine - Amino acid or derivatives - Amino acid - Carboxamide group - Azacycle - Acetal - Oxacycle - Monocarboxylic acid or derivatives - Ether - Carboxylic acid - Carboxylic acid derivative - Organic nitrogen compound - Carbonyl group - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organooxygen compound - Amine - Organic oxygen compound - Hydrocarbon derivative - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylpyrrolidines. These are polycyclic aromatic compounds containing a benzene ring linked to a pyrrolidine ring through a CC or CN bond. Pyrrolidine is a five-membered saturated aliphatic heterocycle with one nitrogen atom and four carbon atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
EDNRA Tclin Endothelin-1 receptor (8 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
EDNRB Tclin Endothelin receptor type B (3 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
EDNRB Tclin Endothelin receptor ET-B (1928 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EDNRA Tclin Endothelin receptor ET-A (5008 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EDNRB Tclin Endothelin receptor, ET-A/ET-B (286 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
Oryctolagus cuniculus (11301 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
Ednra Endothelin receptor (172 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.

3 results found

Lot NumberCertificate TypeDateItem
C2612275Certificate of AnalysisDec 22, 2025 A125773
C2612276Certificate of AnalysisDec 22, 2025 A125773
C2612277Certificate of AnalysisDec 22, 2025 A125773
Chemical and Physical Properties
Solubility25°C: DMSO
SensitivityMoisture sensitive
Molecular Weight510.600 g/mol
XLogP32.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count7
Rotatable Bond Count12
Exact Mass510.273 Da
Monoisotopic Mass510.273 Da
Topological Polar Surface Area88.500 Ų
Heavy Atom Count37
Formal Charge0
Complexity734.000
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

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