KRN-633 - Moligand™, ≥97% , Vascular endothelial growth factor receptor inhibitor, CAS No.286370-15-8, Vascular endothelial growth factor receptor inhibitor

CAS: 286370-15-8 Cat. No.: K125907 Molecular Weight: 416.87 EC Number: 809-106-9

COA

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KRN-633 - Moligand™, ≥97% CAS No(286370-15-8) by Aladdin Scientific

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AVAILABLE TO ORDER

GRADE & PURITY Moligand™ ? ≥97%

Synonyms

1-[2-chloro-4-(6,7-dimethoxyquinazolin-4-yl)oxyphenyl]-3-propylurea | 1-(2-chloro-4-((6,7-dimethoxyquinazolin-4-yl)oxy)phenyl)-3-propylurea | CCG-268853 | N-[2-Chloro-4-[(6,7-dmethoxy-4-qunazolnyl)oxy]phenyl]-n'-propylurea | Urea, N-(2-chloro-4-((6,7-dime

Storage

Store at -20°C

Shipped In

Ice chest + Ice pads

Overview Specifications Product Properties Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Documents & Articles Solution Calculators Reviews

🧪

Why this grade

Moligand™, ≥97% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C 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

KRN-633 is a cell-permeable, reversible, ATP-competitive VEGFR kinase inhibitor with IC50 of 170 nM, 160 nM, and 125 nM for VEGFR-1, VEGFR-2, VEGFR-3, respectively.
An ATP-competitive inhibitor of VEGFR (Flt and Flk) kinase

Specifications

Synonyms

1-[2-chloro-4-(6, 7-dimethoxyquinazolin-4-yl)oxyphenyl]-3-propylurea | 1-(2-chloro-4-((6, 7-dimethoxyquinazolin-4-yl)oxy)phenyl)-3-propylurea | CCG-268853 | N-[2-Chloro-4-[(6, 7-dmethoxy-4-qunazolnyl)oxy]phenyl]-n'-propylurea | Urea, N-(2-chloro-4-((6, 7-dime

Specifications & Purity

Moligand™, ≥97%

Biochemical and Physiological Mechanisms

KRN633 is a cell-permeable; reversible and ATP-competitive inhibitor of vascular endothelial growth factor receptor tyrosine kinase (VEGFR) with IC50 values of 170, 160, and 125 nM for VEGFR-1, -2, -3, respectively. Krn633 inhibits PDGFR-α and c-Kit only

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

Vascular endothelial growth factor receptor inhibitor

Purity

≥97%

Product Properties

ALogP	3.9

Names and Identifiers

Canonical Smiles	CCCNC(=O)NC1=C(C=C(C=C1)OC2=NC=NC3=CC(=C(C=C32)OC)OC)Cl
IUPAC Name	1-[2-chloro-4-(6,7-dimethoxyquinazolin-4-yl)oxyphenyl]-3-propylurea
InChIKey	VPBYZLCHOKSGRX-UHFFFAOYSA-N
INCHI	1S/C20H21ClN4O4/c1-4-7-22-20(26)25-15-6-5-12(8-14(15)21)29-19-13-9-17(27-2)18(28-3)10-16(13)23-11-24-19/h5-6,8-11H,4,7H2,1-3H3,(H2,22,25,26)
Isomeric SMILES	CCCNC(=O)NC1=C(C=C(C=C1)OC2=NC=NC3=CC(=C(C=C32)OC)OC)Cl
WGK Germany	3
Molecular Weight	416.87
Reaxy-Rn	13430770
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13430770&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

Kingdom Organic compounds
- Superclass Organic oxygen compounds
  - Class Organooxygen compounds
    - Subclass Ethers

Kingdom	Organic compounds
Superclass	Organic oxygen compounds
Class	Organooxygen compounds
Subclass	Ethers
Intermediate Tree Nodes	Not available
Direct Parent	Diarylethers
Alternative Parents	N-phenylureas Quinazolines Anisoles Phenoxy compounds Chlorobenzenes Alkyl aryl ethers Aryl chlorides Pyrimidines and pyrimidine derivatives Heteroaromatic compounds Ureas Azacyclic compounds Organonitrogen compounds Organochlorides Organic oxides Hydrocarbon derivatives Carbonyl compounds
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Diaryl ether - N-phenylurea - Quinazoline - Phenoxy compound - Anisole - Phenol ether - Alkyl aryl ether - Halobenzene - Chlorobenzene - Aryl chloride - Benzenoid - Pyrimidine - Aryl halide - Monocyclic benzene moiety - Heteroaromatic compound - Urea - Organoheterocyclic compound - Azacycle - Organic nitrogen compound - Organohalogen compound - Carbonyl group - Organochloride - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as diarylethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are aryl groups.
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)

FLT4 Tclin Vascular endothelial growth factor receptor 3 (1 Activities)

Discover Target: FLT4

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

FLT1 Tclin Vascular endothelial growth factor receptor 1 (2 Activities)

Discover Target: FLT1

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

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

Discover Target: KDR

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

KIT Tclin Stem cell growth factor receptor (10667 Activities)

Discover Target: KIT

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

DAPK3 Tchem Death-associated protein kinase 3 (2108 Activities)

Discover Target: DAPK3

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

MAPK11 Tchem MAP kinase p38 beta (2785 Activities)

Discover Target: MAPK11

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

MAP2K6 Tchem Dual specificity mitogen-activated protein kinase kinase 6 (1284 Activities)

Discover Target: MAP2K6

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

CSNK1G1 Tchem Casein kinase I gamma 1 (2496 Activities)

Discover Target: CSNK1G1

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

CAMK2B Tchem CaM kinase II beta (1626 Activities)

Discover Target: CAMK2B

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

CDK6 Tclin Cyclin-dependent kinase 6 (1724 Activities)

Discover Target: CDK6

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

CHEK2 Tchem Serine/threonine-protein kinase Chk2 (4015 Activities)

Discover Target: CHEK2

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

PDPK1 Tchem 3-phosphoinositide dependent protein kinase-1 (3758 Activities)

Discover Target: PDPK1

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

PRKAA2 Tchem AMP-activated protein kinase, alpha-2 subunit (1328 Activities)

Discover Target: PRKAA2

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

PIM1 Tchem Serine/threonine-protein kinase PIM1 (9629 Activities)

Discover Target: PIM1

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

PLK1 Tchem Serine/threonine-protein kinase PLK1 (28605 Activities)

Discover Target: PLK1

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

CAMK4 Tbio CaM kinase IV (2116 Activities)

Discover Target: CAMK4

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

MAP2K2 Tclin Dual specificity mitogen-activated protein kinase kinase 2 (1262 Activities)

Discover Target: MAP2K2

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

CAMK2D Tchem CaM kinase II delta (2813 Activities)

Discover Target: CAMK2D

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

CSNK1G2 Tchem Casein kinase I gamma 2 (2539 Activities)

Discover Target: CSNK1G2

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

MAPK3 Tchem MAP kinase ERK1 (4725 Activities)

Discover Target: MAPK3

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

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

PRKACA Tchem cAMP-dependent protein kinase alpha-catalytic subunit (3475 Activities)

Discover Target: PRKACA

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

CAMK2A Tchem CaM kinase II alpha (1938 Activities)

Discover Target: CAMK2A

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

RPS6KA3 Tchem Ribosomal protein S6 kinase alpha 3 (4284 Activities)

Discover Target: RPS6KA3

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

PLK4 Tchem Serine/threonine-protein kinase PLK4 (1882 Activities)

Discover Target: PLK4

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

STK16 Tchem Serine/threonine-protein kinase 16 (910 Activities)

Discover Target: STK16

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

STK10 Tchem Serine/threonine-protein kinase 10 (2119 Activities)

Discover Target: STK10

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

CLK1 Tchem Dual specificty protein kinase CLK1 (2189 Activities)

Discover Target: CLK1

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

CLK2 Tchem Dual specificity protein kinase CLK2 (3942 Activities)

Discover Target: CLK2

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

CLK3 Tchem Dual specificity protein kinase CLK3 (2711 Activities)

Discover Target: CLK3

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

NEK2 Tchem Serine/threonine-protein kinase NEK2 (3514 Activities)

Discover Target: NEK2

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

CDK16 Tchem Serine/threonine-protein kinase PCTAIRE-1 (829 Activities)

Discover Target: CDK16

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

STK4 Tchem Serine/threonine-protein kinase MST1 (2643 Activities)

Discover Target: STK4

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

CAMK1D Tchem CaM kinase I delta (2141 Activities)

Discover Target: CAMK1D

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

CAMK1G Tchem CaM kinase I gamma (570 Activities)

Discover Target: CAMK1G

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

CAMKK2 Tchem CaM-kinase kinase beta (1281 Activities)

Discover Target: CAMKK2

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

MAP3K5 Tchem Mitogen-activated protein kinase kinase kinase 5 (1965 Activities)

Discover Target: MAP3K5

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

SLK Tchem Serine/threonine-protein kinase 2 (1640 Activities)

Discover Target: SLK

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

NEK6 Tchem Serine/threonine-protein kinase NEK6 (1986 Activities)

Discover Target: NEK6

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

PAK6 Tchem Serine/threonine-protein kinase PAK6 (1915 Activities)

Discover Target: PAK6

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

PIM2 Tchem Serine/threonine-protein kinase PIM2 (5873 Activities)

Discover Target: PIM2

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

PAK5 Tchem Serine/threonine-protein kinase PAK7 (1760 Activities)

Discover Target: PAK5

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

STK17A Tchem Serine/threonine-protein kinase 17A (1791 Activities)

Discover Target: STK17A

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

TNIK Tchem TRAF2- and NCK-interacting kinase (1174 Activities)

Discover Target: TNIK

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

PAK4 Tchem Serine/threonine-protein kinase PAK 4 (3212 Activities)

Discover Target: PAK4

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

PBK Tchem PDZ-binding kinase (995 Activities)

Discover Target: PBK

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

PIM3 Tchem Serine/threonine-protein kinase PIM3 (4133 Activities)

Discover Target: PIM3

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

Associated Targets(non-human)

Hdac6 Histone deacetylase 6 (222 Activities)

Discover Target: Hdac6

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

Camk2g CaM kinase II gamma (1 Activities)

Discover Target: Camk2g

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.

3 results found

Lot Number	Certificate Type	Date	Item
K2518102	Certificate of Analysis	Nov 24, 2025	K125907
D1810119	Certificate of Analysis	Aug 15, 2025	K125907
D1810118	Certificate of Analysis	Jul 09, 2025	K125907

Chemical and Physical Properties

Solubility	DMSO ≥8mg/mL Water <1.2mg/mL Ethanol <1.2mg/mL
Molecular Weight	416.900 g/mol
XLogP3	3.900
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	6
Rotatable Bond Count	7
Exact Mass	416.125 Da
Monoisotopic Mass	416.125 Da
Topological Polar Surface Area	94.600 Å²
Heavy Atom Count	29
Formal Charge	0
Complexity	529.000
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

Documents & Articles

Comprehensive Overview of Vascular Endothelial Gth Factors (VEGF)

Categories: Technical articles

Tags:

Regenerative medicine Vascular endothelial growth factor VEGF PlGF Angiogenesis Lymphogenesis

VEGF Signaling Pathway: Receptor Lineage, Activation Mechanisms, and Biological Effects

Categories: Technical articles

Tags:

VEGF Angiogenesis Endothelial cells PI3K-AKT VEGFR Vascular permeability lymphangiogenesis MAPK

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