PF-543 (Sphingosine Kinase 1 Inhibitor II) is a potent, selective, reversible and sphingosine-competitive SPHK1 inhibitor with an IC50 of 2 nM and a Ki of 3.6 nM. PF-543 is >100-fold selectivity for SPHK1 over SPHK2. PF-543 is an effective potent inhibitor of sphingosine 1-phosphate (S1P) formation in whole blood with an IC50 of 26.7 nM. PF-543 induces apoptosis, necrosis, and autophagy.

Specifications

Synonyms

Specifications & Purity

Moligand™, ≥98%

Biochemical and Physiological Mechanisms

PF-543 is a novel cell-permeant inhibitor of SphK1. PF-543 inhibits SphK1 with a K(i) of 3.6 nM, is sphingosine-competitive and is more than 100-fold selective for SphK1 over the SphK2 isoform. PF-543 is the most potent inhibitor of SphK1

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

Inhibitor of sphingosine kinase 1;Inhibitor of sphingosine kinase 2

Purity

≥98%

Names and Identifiers

Pubchem Sid	504771842
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504771842
Canonical Smiles	CC1=CC(=CC(=C1)OCC2=CC=C(C=C2)CN3CCCC3CO)CS(=O)(=O)C4=CC=CC=C4
IUPAC Name	[(2R)-1-[[4-[[3-(benzenesulfonylmethyl)-5-methylphenoxy]methyl]phenyl]methyl]pyrrolidin-2-yl]methanol
InChIKey	NPUXORBZRBIOMQ-RUZDIDTESA-N
INCHI	1S/C27H31NO4S/c1-21-14-24(20-33(30,31)27-7-3-2-4-8-27)16-26(15-21)32-19-23-11-9-22(10-12-23)17-28-13-5-6-25(28)18-29/h2-4,7-12,14-16,25,29H,5-6,13,17-20H2,1H3/t25-/m1/s1
Isomeric SMILES	CC1=CC(=CC(=C1)OCC2=CC=C(C=C2)CN3CCC[C@@H]3CO)CS(=O)(=O)C4=CC=CC=C4
Molecular Weight	465.6
Reaxy-Rn	27669004
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=27669004&ln=

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

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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 Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Benzenesulfonyl compounds

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Benzenesulfonyl compounds
Intermediate Tree Nodes	Not available
Direct Parent	Benzenesulfonyl compounds
Alternative Parents	Phenylmethylamines Phenoxy compounds Phenol ethers Benzylamines Toluenes Alkyl aryl ethers Aralkylamines N-alkylpyrrolidines Sulfones Trialkylamines 1,2-aminoalcohols Azacyclic compounds Hydrocarbon derivatives Organic oxides Organopnictogen compounds Primary alcohols
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	Benzenesulfonyl group - Phenoxy compound - Benzylamine - Phenol ether - Phenylmethylamine - Alkyl aryl ether - Aralkylamine - Toluene - N-alkylpyrrolidine - Pyrrolidine - Sulfone - Sulfonyl - 1,2-aminoalcohol - Tertiary aliphatic amine - Tertiary amine - Ether - Azacycle - Organoheterocyclic compound - Hydrocarbon derivative - Organic oxide - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Organopnictogen compound - Amine - Primary alcohol - Alcohol - Organic oxygen compound - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as benzenesulfonyl compounds. These are aromatic compounds containing a benzenesulfonyl group, which consists of a monocyclic benzene moiety that carries a sulfonyl 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)

SPHK2 Tchem Sphingosine kinase 2 (2 Activities)

Discover Target: SPHK2

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

SPHK1 Tchem Sphingosine kinase 1 (21 Activities)

Discover Target: SPHK1

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

EGFR Tclin Epidermal growth factor receptor erbB1 (33727 Activities)

Discover Target: EGFR

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

INSR Tclin Insulin receptor (5558 Activities)

Discover Target: INSR

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

ERBB2 Tclin Receptor protein-tyrosine kinase erbB-2 (7851 Activities)

Discover Target: ERBB2

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

PDGFRB Tclin Platelet-derived growth factor receptor beta (5195 Activities)

Discover Target: PDGFRB

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

IGF1R Tclin Insulin-like growth factor I receptor (8605 Activities)

Discover Target: IGF1R

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

FGFR2 Tclin Fibroblast growth factor receptor 2 (3405 Activities)

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

FGFR1 Tclin Fibroblast growth factor receptor 1 (9149 Activities)

Discover Target: FGFR1

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

SRC Tclin Tyrosine-protein kinase SRC (10310 Activities)

Discover Target: SRC

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

SPHK2 Tchem Sphingosine kinase 2 (1579 Activities)

Discover Target: SPHK2

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

FLT1 Tclin Vascular endothelial growth factor receptor 1 (6262 Activities)

Discover Target: FLT1

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

KDR Tclin Vascular endothelial growth factor receptor 2 (20924 Activities)

Discover Target: KDR

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

EPHB2 Tchem Ephrin type-B receptor 2 (1899 Activities)

Discover Target: EPHB2

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

FLT4 Tclin Vascular endothelial growth factor receptor 3 (3216 Activities)

Discover Target: FLT4

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

SPHK1 Tchem Sphingosine kinase 1 (1990 Activities)

Discover Target: SPHK1

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

PDGFRA Tclin Platelet-derived growth factor receptor alpha (5682 Activities)

Discover Target: PDGFRA

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

FLT3 Tclin Tyrosine-protein kinase receptor FLT3 (13481 Activities)

Discover Target: FLT3

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

ERBB4 Tclin Receptor protein-tyrosine kinase erbB-4 (2748 Activities)

Discover Target: ERBB4

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

CSF1R Tclin Macrophage colony stimulating factor receptor (5179 Activities)

Discover Target: CSF1R

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

EPHA2 Tclin Ephrin type-A receptor 2 (3499 Activities)

Discover Target: EPHA2

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

TNK2 Tclin Tyrosine kinase non-receptor protein 2 (2836 Activities)

Discover Target: TNK2

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

HT-29 (80576 Activities)

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

HEK293 (82097 Activities)

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

MDA-MB-231 (73002 Activities)

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

RET Tclin Tyrosine-protein kinase receptor RET (6732 Activities)

Discover Target: RET

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

BTK Tclin Tyrosine-protein kinase BTK (8973 Activities)

Discover Target: BTK

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

Associated Targets(non-human)

Fgfr4 Fibroblast growth factor receptor 4 (138 Activities)

Discover Target: Fgfr4

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

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.

4 results found

Lot Number	Certificate Type	Date	Item
C23031092	Certificate of Analysis	Dec 10, 2024	P125702
C23031093	Certificate of Analysis	Dec 10, 2024	P125702
C23031121	Certificate of Analysis	Dec 10, 2024	P125702
C23031122	Certificate of Analysis	Dec 10, 2024	P125702

Chemical and Physical Properties

Solubility	DMSO mg/mL Water mg/mL Ethanol mg/mL
Molecular Weight	465.600 g/mol
XLogP3	4.200
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	9
Exact Mass	465.197 Da
Monoisotopic Mass	465.197 Da
Topological Polar Surface Area	75.200 Å²
Heavy Atom Count	33
Formal Charge	0
Complexity	679.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	1
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

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Reviews

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PF-543 - Moligand™, ≥98% , Inhibitor of sphingosine kinase 1;Inhibitor of sphingosine kinase 2, CAS No.1415562-82-1, Inhibitor of sphingosine kinase 1;Inhibitor of sphingosine kinase 2

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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