[CAS NO. 446022-33-9]  Pelitrexol

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PRODUCTS SPECIFICATIONS [446022-33-9]

Catalog
HY-14530
Brand
MCE
CAS
446022-33-9

DESCRIPTION [446022-33-9]

Overview

MDLMFCD13194949
Molecular Weight463.51
Molecular FormulaC20H25N5O6S
SMILESO=C(O)CC[C@@H](C(O)=O)NC(C1=CC(C)=C(CC[C@H](CN2)CC3=C2N=C(N)NC3=O)S1)=O

For research use only. We do not sell to patients.

1 Publications Citing Use of MCE


Summary

Pelitrexol (AG 2037) is an inhibitor of glycinamide ribonucleotide formyltransferase ( GARFT ), a purine biosynthetic enzyme. Pelitrexol also inhibits mTORC1 by reducing GTP-bound Rheb level, a mTORC1 obligate activator. Pelitrexol shows robust tumor growth suppression in mice [1] .


IC50 & Target

GARFT [1]


In Vitro

Pelitrexo (150 nM; 24 h) profoundly inhibits mTORC1 activity by reducing intracellular guanine nucleotides level as well as GTP-bound Rheb protein level in A549 cells [1] .
Pelitrexo (0-1000 mM; 16 h) strongly inhibits the phosphorylation level of ribosomal protein S6 (S6RP), S6K1, and Chk1 in a dose-dependent manner in NCI-H460 cells [1] .
Pelitrexo (100 nM; 48 h) arrests cell cycle at G1 phase in NCI-H460 cells [1] .

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Cell Cycle Analysis [1]

Cell Line: NCI-H460 NSCLC
Concentration: 100 nM
Incubation Time: 4, 8, 24, 48 hours
Result: Resulted 63% cells accumulation in G1 phase of the cell cycle.

Cell Cycle Analysis [1]

Cell Line: NCI-H460 NSCLC
Concentration: 0, 10, 30, 100, 300, 1000 nM
Incubation Time: 16 hours
Result: Inhibits the level of p-S6RP, p-S6K1, and p-Chk1.

In Vivo

Pelitrexo (10 mg/kg, 20 mg/kg; i.p.; every 4 days for 3 weeks) provokes both mTORC1 inhibition and robust tumor growth suppression in mice bearing nonsmall-cell lung cancer (NSCLC) xenografts [1] .
Pelitrexo (20 mg/kg; i.p.; every 4 days for 3 weeks) inhibits GARFT-dependent purine biosynthesis and blocks mTORC1 function [1] .

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: Xenograft model of nonsmall-cell lung cancer (NSCLC) in mice [1]
Dosage: 10 mg/kg, 20 mg/kg
Administration: Intraperitoneal injection; every 4 days for 3 weeks for group 1; administrated at 1, 4, 7 days for group 2
Result: Inhibited tumor growth by 64% and 69% at 10 mg/kg and 20 mg/kg, respectively in group 1.
Inhibited mTORC1-dependent phosphorylation of S6K1, S6RP and CAD at 20 mg/kg in group 2.

Clinical Trial

NCT Number Sponsor Condition Start Date Phase
NCT00090701 Pfizer
Lung Neoplasms
September 2004 Phase 2
NCT00017524 University of Alabama at Birmingham|National Cancer Institute (NCI)
Unspecified Adult Solid Tumor, Protocol Specific
March 2001 Phase 1

Appearance

Solid


Shipping

Room temperature in continental US; may vary elsewhere.


Storage

Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month

Solvent & Solubility

In Vitro:

DMSO : 25 mg/mL ( 53.94 mM ; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.1575 mL 10.7873 mL 21.5745 mL
5 mM 0.4315 mL 2.1575 mL 4.3149 mL
10 mM 0.2157 mL 1.0787 mL 2.1575 mL
* Please refer to the solubility information to select the appropriate solvent.
In Vivo:
  • 1.

    Add each solvent one by one: 10% DMSO >> 40% PEG300 >> 5% Tween-80 >> 45% saline

    Solubility: ≥ 2.08 mg/mL (4.49 mM); Clear solution

  • 2.

    Add each solvent one by one: 10% DMSO >> 90% (20% SBE-β-CD in saline)

    Solubility: ≥ 2.08 mg/mL (4.49 mM); Clear solution

  • 3.

    Add each solvent one by one: 10% DMSO >> 90% corn oil

    Solubility: ≥ 2.08 mg/mL (4.49 mM); Clear solution

* All of the co-solvents are available by MCE.