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· · COA & SDS available for every product · Same-day shipping on in-stock items BIBR 1532 - ≥98% , CAS No.321674-73-1
Synonyms
IBR 1532 | MFCD11112195 | 2-(3-Naphthalen-2-yl-but-2-enoylamino)-benzoic acid | s1186 | Telomerase Inhibitor X, BIBR1532 | 2-{[(2e)-3-(Naphthalen-2-Yl)but-2-Enoyl]amino}benzoic Acid | (E)-2-(3-(naphthalen-2-yl)but-2-enamido)benzoic acid | BRD-K04623885-00
Shipped In
Ice chest + Ice pads
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Why this grade ≥98% 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 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview BIBR 1532 is a potent, selective, non-competitive telomerase inhibitor with IC50 of 100 nM.
Specifications Synonyms
IBR 1532 | MFCD11112195 | 2-(3-Naphthalen-2-yl-but-2-enoylamino)-benzoic acid | s1186 | Telomerase Inhibitor X, BIBR1532 | 2-{[(2e)-3-(Naphthalen-2-Yl)but-2-Enoyl]amino}benzoic Acid | (E)-2-(3-(naphthalen-2-yl)but-2-enamido)benzoic acid | BRD-K04623885-00
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
Selective telomerase inhibitor (IC50values are 93, > 100000 and > 100000 nM for human telomerase, human RNA polymerase I and human RNA polymerase II + III respectively). Causes telomere shortening in exponentially growing NCI-H460 lung carcinoma cells and
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers Canonical Smiles
CC(=CC(=O)NC1=CC=CC=C1C(=O)O)C2=CC3=CC=CC=C3C=C2
IUPAC Name
2-[[(E)-3-naphthalen-2-ylbut-2-enoyl]amino]benzoic acid
InChIKey
PGFQXGLPJUCTOI-WYMLVPIESA-N
INCHI
1S/C21H17NO3/c1-14(16-11-10-15-6-2-3-7-17(15)13-16)12-20(23)22-19-9-5-4-8-18(19)21(24)25/h2-13H,1H3,(H,22,23)(H,24,25)/b14-12+
Isomeric SMILES
C/C(=C\C(=O)NC1=CC=CC=C1C(=O)O)/C2=CC3=CC=CC=C3C=C2
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=23544604&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 Kingdom Organic compounds Superclass Benzenoids Class Benzene and substituted derivatives Subclass Benzoic acids and derivatives Intermediate Tree Nodes Not available Direct Parent Acylaminobenzoic acid and derivatives Alternative Parents Cinnamic acid amides Naphthalenes Benzoic acids Anilides Styrenes N-arylamides Benzoyl derivatives Vinylogous amides Secondary carboxylic acid amides Carboxylic acids Organic oxides Hydrocarbon derivatives Carbonyl compounds Molecular Framework Aromatic homopolycyclic compounds Substituents Acylaminobenzoic acid or derivatives - Cinnamic acid amide - Cinnamic acid or derivatives - Naphthalene - Benzoic acid - Anilide - Benzoyl - N-arylamide - Styrene - Vinylogous amide - Carboxamide group - Secondary carboxylic acid amide - Carboxylic acid derivative - Carboxylic acid - Hydrocarbon derivative - Organic nitrogen compound - Organic oxide - Carbonyl group - Organic oxygen compound - Organooxygen compound - Organonitrogen compound - Aromatic homopolycyclic compound Description This compound belongs to the class of organic compounds known as acylaminobenzoic acid and derivatives. These are derivatives of amino benzoic acid derivatives where the amine group is N-acylated. External Descriptors Not available Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Solubility Solvent:DMSO, Max Conc. mg/mL: 33.14, Max Conc. mM: 100; Solvent:ethanol, Max Conc. mg/mL: 8.28, Max Conc. mM: 25 Molecular Weight 331.400 g/mol XLogP3 5.100 Hydrogen Bond Donor Count 2 Hydrogen Bond Acceptor Count 3 Rotatable Bond Count 4 Exact Mass 331.121 Da Monoisotopic Mass 331.121 Da Topological Polar Surface Area 66.400 Ų Heavy Atom Count 25 Formal Charge 0 Complexity 527.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 1 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 1 Covalently-Bonded Unit Count 1
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