Name: Irinotecan hydrochloride
Brand: Selleck Chemicals
SKU: S5026
Availability: InStock
Rating: 5 (21 reviews)

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Quality Control

Batch: Purity: 99.99%

99.99

Related Targets	HDAC PARP ATM/ATR DNA-PK WRN DNA/RNA Synthesis PPAR Sirtuin Casein Kinase eIF
Other Topoisomerase Products	Camptothecin (CPT) (S)-10-Hydroxycamptothecin Beta-Lapachone Amonafide Voreloxin (SNS-595) hydrochloride Ellagic acid Genz-644282 Hydroxy Camptothecine Rubitecan Eleutherin

Solubility

In vitro
Batch:

DMSO : 100 mg/mL (160.47 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Water : Insoluble

Ethanol : Insoluble

Molarity Calculator

Mass	Concentration	Volume	Molecular Weight
Mass value Mass unit	Concentration value Concentration unit	Volume value Volume unit	Molecular weight (g/mol)

Dilution Calculator Molecular Weight Calculator

In vivo batch selection In vivo Batch:
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution	5%DMSO 1 Corn oil Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	5.000mg/ml (8.02mM)	Taking the 1 mL working solution as an example, add 50 μL of 100 mg/ml clear DMSO stock solution to 950 μL of corn oil and mix evenly. The mixed solution should be used immediately for optimal results.
	5%DMSO 1 40%PEG300 2 5%Tween80 3 50%ddH2O Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	5.000mg/ml (8.02mM)
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution	2% DMSO 1 40% PEG 300 2 5%Tween80 3 53%ddH2O Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	2.000mg/ml (3.21mM)	Taking the 1 mL working solution as an example, add 20 μL of 100 mg/ml clarified DMSO stock solution to 400 μL of PEG300, mix evenly to clarify it; add 50 μL of Tween80 to the above system, mix evenly to clarify; then continue to add 530 μL of ddH2O to adjust the volume to 1 mL. The mixed solution should be used immediately for optimal results.
Clear solution	2%DMSO 1 98%Corn oil Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	0.240mg/ml (0.39mM)	Taking the 1 mL working solution as an example, add 20 μL of 12 mg/ml clear DMSO stock solution to 980 μL of corn oil and mix evenly. The mixed solution should be used immediately for optimal results.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.

In vivo Formulation Calculator (Clear solution)

Step 1: Enter information below (Recommended: An additional animal making an allowance for loss during the experiment)

Dosage: mg/kg

Average weight of animals: g

Dosing volume per animal: μL

Number of animals:

Step 2: Enter the in vivo formulation (This is only the calculator, not formulation. Please contact us first if there is no in vivo formulation at the solubility Section.)

% DMSO

%

% Tween 80

% ddH₂O

% DMSO

+

%

Calculation results:

Working concentration: mg/ml;

Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH₂O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
2. Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such
as vortex, ultrasound or hot water bath can be used to aid dissolving.

Chemical Information, Storage & Stability

Molecular Weight	623.14	Formula	C₃₃H₃₉ClN₄O₆	Storage (From the date of receipt)	3 years -20°C powder
CAS No.	100286-90-6	--		Storage of Stock Solutions	1 year-80°Cin solvent 1 month-20°Cin solvent
Synonyms	CPT-11 hydrochloride, (+)-Irinotecan hydrochloride			Smiles	Cl.CCC1=C2CN3C(=O)C4=C(C=C3C2=NC5=C1C=C(OC(=O)N6CCC(CC6)N7CCCCC7)C=C5)C(O)(CC)C(=O)OC4

Mechanism of Action

Targets/IC₅₀/Ki	Topo I cytotoxicity in HT-29 cells (Cell-based assay) 5.17 μM cytotoxicity in LoVo cells (Cell-based assay) 15.8 μM
In vitro	The combination of gefitinib and irinotecan has a significant synergistic effect on the proliferation and migration of MDA-MB-231 cells.
In vivo	The combination of gefitinib and irinotecan has a significant synergistic effect in the treatment of TNBC subtype cells in xenograft model.
References	[1] https://pubmed.ncbi.nlm.nih.gov/11914913/ [2] https://pubmed.ncbi.nlm.nih.gov/34298802/

Clinical Trial Information

(data from https://clinicaltrials.gov, updated on 2024-05-22)

NCT Number	Recruitment	Conditions	Sponsor/Collaborators	Start Date	Phases
NCT05854498	Recruiting	Metastatic Colorectal Cancer	University of Wisconsin Madison\|Ipsen	October 13 2023	Phase 2
NCT05732129	Not yet recruiting	Homologous Recombination Deficiency Alterations Metastatic Colorectal Cancer	Fudan University	March 1 2023	Phase 2
NCT05731518	Recruiting	Small Cell Lung Cancer	Biocity Biopharmaceutics Co. Ltd.	February 23 2023	Phase 1\|Phase 2
NCT06003998	Recruiting	Colorectal Cancer\|Peritoneal Metastases	Catharina Ziekenhuis Eindhoven	December 27 2022	Phase 2
NCT05277766	Recruiting	Peritoneal Carcinomatosis\|Peritoneal Metastases\|Colorectal Cancer\|Small Bowel Cancer\|Appendix Cancer\|Gastric Cancer\|Pancreatic Cancer\|Bile Duct Cancer	University Hospital Ghent\|Kom Op Tegen Kanker\|University Ghent	November 21 2022	Phase 1

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Irinotecan hydrochloride Topoisomerase I Inhibitor

Chemical Structure

Molecular Weight: 623.14