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XRP44X

CAS No.
729605-21-4
Chemical Name:
XRP44X
Synonyms
XRP44X;XRP44X, 10 mM in DMSO;Ras-Net (Elk-3) Pathway Inhibitor, XRP44X;Ras-Net (Elk-3) Pathway Inhibitor, XRP44X - CAS 729605-21-4 - Calbiochem;[4-(3-chlorophenyl)piperazin-1-yl]-(5-methyl-2-phenylpyrazol-3-yl)methanone;1-(3-Chlorophenyl)-4-[(3-methyl-1-phenyl-1H-pyrazol-5-yl)carbonyl]piperazine;Piperazine,1-(3-chlorophenyl)-4-[(3-methyl-1-phenyl-1H-pyrazol-5-yl)carbonyl]-;(4-(3-Chlorophenyl)piperazin-1-yl)(3-methyl-1-phenyl-1H-pyrazol-5-yl)methanone;[4-(3-Chlorophenyl)piperazin-1-yl](5-methyl-2-phenyl-2H-pyrazol-3-yl)methanone;[4-(3-Chlorophenyl)-1-piperazinyl](3-methyl-1-phenyl-1H-pyrazol-5-yl)-methanone
CBNumber:
CB12502879
Molecular Formula:
C21H21ClN4O
Molecular Weight:
380.87
MDL Number:
MFCD12828749
MOL File:
729605-21-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:18:12

XRP44X Properties

Melting point 136-140 0C
Boiling point 591.1±50.0 °C(Predicted)
Density 1.27±0.1 g/cm3(Predicted)
storage temp. room temp
solubility DMSO: ≥20mg/mL
pka 1.79±0.20(Predicted)
form White solid
color white to off-white
InChI 1S/C21H21ClN4O/c1-16-14-20(26(23-16)18-7-3-2-4-8-18)21(27)25-12-10-24(11-13-25)19-9-5-6-17(22)15-19/h2-9,14-15H,10-13H2,1H3
InChIKey NPHPNBGYPKBDDB-UHFFFAOYSA-N
UNSPSC Code 12352200

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H301
Precautionary statements  P264-P270-P301+P310-P321-P330-P405-P501
Hazard Codes  T
Risk Statements  25
Safety Statements  45
WGK Germany  3
Storage Class 11 - Combustible Solids

XRP44X price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 257135 XRP44X Asreported 729605-21-4 10mg $466 2026-06-03 Buy
Usbiological 257135 XRP44X Asreported 729605-21-4 50mg $1281 2026-06-03 Buy
TRC TRC-X750960-50MG XRP44X 729605-21-4 50mg $860 2026-06-03 Buy
TRC TRC-X750960-10MG XRP44X 729605-21-4 10mg $193 2026-06-03 Buy
TRC TRC-X750960-100MG XRP44X 729605-21-4 100mg $1528 2026-06-03 Buy
Product number Packaging Price Buy
257135 10mg $466 Buy
257135 50mg $1281 Buy
TRC-X750960-50MG 50mg $860 Buy
TRC-X750960-10MG 10mg $193 Buy
TRC-X750960-100MG 100mg $1528 Buy

XRP44X Chemical Properties, Uses, Production

Uses

XRP44X, is a Ras-Net (Elk-3) pathway inhibitor; tubulin polymerization inhibitor Colchicine binding site.XRP44X is used as an anti-cancer drug targeting epidermal growth factor receptor.

Definition

ChEBI: [4-(3-chlorophenyl)-1-piperazinyl]-(5-methyl-2-phenyl-3-pyrazolyl)methanone is a member of piperazines.

General Description

A cell-permeable pyrazole compound that is shown to prevent in vitro tubulin polymerization (IC50 = 0.2 μM) by targeting Colchicine (Cat. No. 234115) binding site (Kd = 0.3 μM) in cell-free assays and induce blebs formation in HUVEC cultures by perturbing both tubulin microtubles and actin cytoskeleton structures. Unrelated to its effects on actin and tubulin filaments, XRP44X is also reported to block the activations of Ras and its downstream effector molecules, such as Raf, MEK, Erk, Rsk, and Net (Elk-3/SAP-2/Erp), upon FGF-2 (Cat. No. 341595) stimulation. Potently inhibits the growth of HUVEC, NIH3T3, as well as 9 other cancer cell lines in antiproliferation assays (IC50 ≤11.3 nM).

Biochem/physiol Actions

XRP44X is a Ras-Net (Elk-3) pathway inhibitor; tubulin polymerization inhibitor Colchicine binding site.

in vivo

XRP44X may have therapeutic potential for refractory asthma[1].
XRP44X, an inhibitor of Ras/Erk activation of the transcription factor Elk3, inhibits tumor growth and metastasis in mice. XRP44X inhibits tumor growth and metastasis in nude mice. XRP44X decreases the growth of tumours and the formation of metastases in nude mice[2].

Animal Model:Male nude mice (BALB/c nu/nu)[2]
Dosage:1 mg/kg
Administration:Intraperitoneal injection; treated daily for 6 days
Result:Inhibited cell tumor formation by xenografts in nude mice.

IC 50

Ras: 10 nM (IC50)

XRP44X Preparation Products And Raw materials

Raw materials

Preparation Products

XRP44X Suppliers

Global Suppliers ( 64)
Supplier Tel Email Country ProdList Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
VDM Biochemicals 0330-2528181 sales@vdmbio.com United States 510 64
SHANGHAI FORTUNE CHEMICAL TECHNOLOGY CO., LTD 13816107857 sales@fortunechem-sh.com China 981 58
Shanghai Raise Chemical Technology Co.,Ltd 15026594951 rs@raise-chem.com China 4904 55
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51389 80
EMMX Biotechnology LLC 888-539-0666 info@emmx.com United States 8435 60
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Shanghai Yunpun industrial Co.,Ltd 21-61726900 15202122459; sales@yunpun.com China 497 58
Shanghai Pingguo Pharmaceutical Co., Ltd. 021-20432229 2412110556@qq.com China 6016 55
MQ (shanghai) Pharmaceuticals Co., Ltd. 13761635123 sales@linyuepharm.com China 5731 55

XRP44X Spectrum

XRP44X 1-(3-Chlorophenyl)-4-[(3-methyl-1-phenyl-1H-pyrazol-5-yl)carbonyl]piperazine [4-(3-Chlorophenyl)-1-piperazinyl](3-methyl-1-phenyl-1H-pyrazol-5-yl)-methanone [4-(3-Chlorophenyl)piperazin-1-yl](5-methyl-2-phenyl-2H-pyrazol-3-yl)methanone (4-(3-Chlorophenyl)piperazin-1-yl)(3-methyl-1-phenyl-1H-pyrazol-5-yl)methanone Ras-Net (Elk-3) Pathway Inhibitor, XRP44X Piperazine,1-(3-chlorophenyl)-4-[(3-methyl-1-phenyl-1H-pyrazol-5-yl)carbonyl]- [4-(3-chlorophenyl)piperazin-1-yl]-(5-methyl-2-phenylpyrazol-3-yl)methanone Ras-Net (Elk-3) Pathway Inhibitor, XRP44X - CAS 729605-21-4 - Calbiochem Methanone, [4-(3-chlorophenyl)-1-piperazinyl](3-methyl-1-phenyl-1H-pyrazol-5-yl)- Ras/Erk activation,inhibit,Ras-induced transcription,Ras,refractory asthma,microtubules,XRP44X,Inhibitor XRP44X, 10 mM in DMSO 729605-21-4