TCS 21311 (NIBR3049) is a potent, highly selective JAK3 inhibitor with an IC50 of 8 nM, it displays >100-fold selectivity over JAK1, JAK2 and TYK2. TCS 21311 (NIBR3049) inhibits PKCα, PKCθ, and GSK3β with IC50s of 13, 68, and 3 nM, respectively.

Specifications

Synonyms

Specifications & Purity

Moligand™, ≥98%

Biochemical and Physiological Mechanisms

Potent JAK3 inhibitor (IC50= 8 nM). Selective for JAK3 over JAK1, JAK2 and TYK2 (IC50values are 1017, 2550 and 8055 nM respectively). Also inhibits GSK-3β, PKCαand PKCθ(IC50values are 3, 13 and 68 nM respectively).

Storage

Protected from light, 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.

Grade

Moligand™

Purity

≥98%

Names and Identifiers

Canonical Smiles	CC(C)(C(=O)N1CCN(CC1)C2=CC(=C(C=C2)C(F)(F)F)C3=C(C(=O)NC3=O)C4=CNC5=CC=CC=C54)O
IUPAC Name	3-[5-[4-(2-hydroxy-2-methylpropanoyl)piperazin-1-yl]-2-(trifluoromethyl)phenyl]-4-(1H-indol-3-yl)pyrrole-2,5-dione
InChIKey	CLGRAWDGLMENOD-UHFFFAOYSA-N
INCHI	1S/C27H25F3N4O4/c1-26(2,38)25(37)34-11-9-33(10-12-34)15-7-8-19(27(28,29)30)17(13-15)21-22(24(36)32-23(21)35)18-14-31-20-6-4-3-5-16(18)20/h3-8,13-14,31,38H,9-12H2,1-2H3,(H,32,35,36)
Isomeric SMILES	CC(C)(C(=O)N1CCN(CC1)C2=CC(=C(C=C2)C(F)(F)F)C3=C(C(=O)NC3=O)C4=CNC5=CC=CC=C54)O
PubChem CID	50925411
Molecular Weight	526.51

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Diazinanes
    - Subclass Piperazines

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Diazinanes
Subclass	Piperazines
Intermediate Tree Nodes	Not available
Direct Parent	Phenylpiperazines
Alternative Parents	N-arylpiperazines Trifluoromethylbenzenes Indoles Aniline and substituted anilines Dialkylarylamines Maleimides Substituted pyrroles N-unsubstituted carboxylic acid imides Pyrrolines Heteroaromatic compounds Dicarboximides Tertiary alcohols Tertiary carboxylic acid amides Amino acids and derivatives Azacyclic compounds Organic oxides Alkyl fluorides Hydrocarbon derivatives Carbonyl compounds Organofluorides
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Phenylpiperazine - N-arylpiperazine - Trifluoromethylbenzene - Indole - Indole or derivatives - Dialkylarylamine - Aniline or substituted anilines - Maleimide - Monocyclic benzene moiety - Substituted pyrrole - Benzenoid - Tertiary carboxylic acid amide - Tertiary alcohol - Heteroaromatic compound - Pyrroline - Pyrrole - Carboxylic acid imide - Dicarboximide - Carboxylic acid imide, n-unsubstituted - Tertiary amine - Amino acid or derivatives - Carboxamide group - Azacycle - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxygen compound - Organic nitrogen compound - Organohalogen compound - Organofluoride - Organonitrogen compound - Organooxygen compound - Carbonyl group - Alcohol - Organic oxide - Amine - Alkyl fluoride - Alkyl halide - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as phenylpiperazines. These are compounds containing a phenylpiperazine skeleton, which consists of a piperazine bound to a phenyl group.
External Descriptors	Not available
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. DOI: 10.1186/s13321-016-0174-y

3D Structure

Associated Targets(Human)

JAK3 Tclin Tyrosine-protein kinase JAK3 (5 Activities)

Discover Target: JAK3

Activity Type	Activity Value -log(M)	Mechanism of Action	Activity Reference	Publications (PubMed IDs)

GSK3B Tclin Glycogen synthase kinase-3 beta (1 Activities)

Discover Target: GSK3B

Activity Type	Activity Value -log(M)	Mechanism of Action	Activity Reference	Publications (PubMed IDs)

PRKCA Tchem Protein kinase C alpha type (1 Activities)

Discover Target: PRKCA

Activity Type	Activity Value -log(M)	Mechanism of Action	Activity Reference	Publications (PubMed IDs)

ABL1 Tclin Tyrosine-protein kinase ABL (18331 Activities)

Discover Target: ABL1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

GSK3B Tclin Glycogen synthase kinase-3 beta (11785 Activities)

Discover Target: GSK3B

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CSNK1D Tchem Casein kinase I delta (4546 Activities)

Discover Target: CSNK1D

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK3 Tclin Tyrosine-protein kinase JAK3 (8349 Activities)

Discover Target: JAK3

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK1 Tclin Tyrosine-protein kinase JAK1 (8569 Activities)

Discover Target: JAK1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK2 Tclin Tyrosine-protein kinase JAK2 (12915 Activities)

Discover Target: JAK2

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

PRKCA Tchem Protein kinase C alpha (5923 Activities)

Discover Target: PRKCA

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CDK2 Tchem Cyclin-dependent kinase 2 (9050 Activities)

Discover Target: CDK2

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

PRKCQ Tchem Protein kinase C theta (3319 Activities)

Discover Target: PRKCQ

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

TYK2 Tclin Tyrosine-protein kinase TYK2 (5029 Activities)

Discover Target: TYK2

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

AURKA Tchem Serine/threonine-protein kinase Aurora-A (10240 Activities)

Discover Target: AURKA

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Caco-2 (12174 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

U2OS (164939 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Jurkat (10389 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

PBMC (10003 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

BRD4 Tchem Bromodomain-containing protein 4 (13122 Activities)

Discover Target: BRD4

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK3 Tclin JAK3/JAK1 (270 Activities)

Discover Target: JAK3

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

TRIM24 Tchem Transcription intermediary factor 1-alpha (2087 Activities)

Discover Target: TRIM24

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

BRPF1 Tchem Peregrin (2217 Activities)

Discover Target: BRPF1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK1 Tclin JAK1/JAK2/TYK2 (47 Activities)

Discover Target: JAK1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

JAK1 Tclin JAK1/TYK2 (259 Activities)

Discover Target: JAK1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

HEK-293T (167025 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Associated Targets(non-human)

Mapk1 MAP kinase ERK2 (650 Activities)

Discover Target: Mapk1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Hdac6 Histone deacetylase 6 (222 Activities)

Discover Target: Hdac6

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

Fgfr3 Fibroblast growth factor receptor 3 (21 Activities)

Discover Target: Fgfr3

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CTLL (28 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

rep Replicase polyprotein 1ab (378 Activities)

Discover Target: rep

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay 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.

6 results found

Lot Number	Certificate Type	Date	Item
I2510671	Certificate of Analysis	Jun 27, 2025	T287291
I2510672	Certificate of Analysis	Jun 27, 2025	T287291
I2510684	Certificate of Analysis	Jun 27, 2025	T287291
I2510685	Certificate of Analysis	Jun 27, 2025	T287291
I2510686	Certificate of Analysis	Jun 27, 2025	T287291
I2510687	Certificate of Analysis	Jun 27, 2025	T287291

Chemical and Physical Properties

Solubility	Solvent:DMSO, Max Conc. mg/mL: 52.65, Max Conc. mM: 100
Sensitivity	light sensitive
Molecular Weight	526.500 g/mol
XLogP3	2.900
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	8
Rotatable Bond Count	4
Exact Mass	526.183 Da
Monoisotopic Mass	526.183 Da
Topological Polar Surface Area	106.000 Å²
Heavy Atom Count	38
Formal Charge	0
Complexity	1000.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Solution Calculators

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Reviews

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TCS 21311 - Moligand™, ≥98% , CAS No.1260181-14-3

Why this grade

Storage & shipping

Quality documents

Literature proof

Overview

Specifications

Documentation

📋 Safety Data Sheet (SDS)

✅ Certificate of Analysis (COA)

📊 Datasheet

🔬 Specification Sheet

Advanced Data

Molarity Calculator

Dilution Calculator

Reconstitution Calculator

Customer Reviews

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