Febuxostat dicarboxylic acid impurity

Cat. No.: HY-131272 Purity: 98.76%: FAQs
Data Sheet SDS COA Handling Instructions

Molarity Calculator

Febuxostat dicarboxylic acid impurity is an impurity of Febuxostat. Febuxostat is selective xanthine oxidase inhibitor with a K_i of 0.6 nM.

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Febuxostat dicarboxylic acid impurity Chemical Structure

CAS No. : 1239233-87-4

Size	Price	Stock	Quantity
5 mg	USD 125	In-stock	Estimated Time of Arrival: December 31
10 mg	USD 200	In-stock	Estimated Time of Arrival: December 31
25 mg	USD 420	In-stock	Estimated Time of Arrival: December 31
50 mg		Get quote
100 mg		Get quote

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Based on 1 publication(s) in Google Scholar

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Purity & Documentation
References
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Description

Febuxostat dicarboxylic acid impurity is an impurity of Febuxostat. Febuxostat is selective xanthine oxidase inhibitor with a K_i of 0.6 nM^[1].

Molecular Weight

335.37

Formula

C₁₆H₁₇NO₅S

CAS No.

1239233-87-4

Appearance

Solid

Color

White to off-white

SMILES

O=C(C1=C(C)N=C(C2=CC=C(OCC(C)C)C(C(O)=O)=C2)S1)O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

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

Solvent & Solubility

In Vitro:

DMSO : 250 mg/mL (745.45 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions

Concentration Solvent Mass	1 mg	5 mg	10 mg

1 mM	2.9818 mL	14.9089 mL	29.8178 mL
5 mM	0.5964 mL	2.9818 mL	5.9636 mL
10 mM	0.2982 mL	1.4909 mL	2.9818 mL

View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

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Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Concentration _(start) × Volume _(start) = Concentration _(final) × Volume _(final)

This equation is commonly abbreviated as: C₁V₁ = C₂V₂

In Vivo Dissolution Calculator

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Calculation results:

Working solution concentration: mg/mL

Purity & Documentation

Purity: 98.76%

Select Batch:

Data Sheet (268 KB) SDS (252 KB)

COA (249 KB) HNMR (267 KB) LCMS (92 KB)

Handling Instructions (2659 KB)

References

[1]. Sunitha.P.G, et al. A Validated Stability Indicating HPTLC method for analysis of Febuxostat and Characterization of degradation product.

Complete Stock Solution Preparation Table

Optional Solvent	Concentration Solvent Mass	1 mg	5 mg	10 mg	25 mg

DMSO	1 mM	2.9818 mL	14.9089 mL	29.8178 mL	74.5445 mL
	5 mM	0.5964 mL	2.9818 mL	5.9636 mL	14.9089 mL
	10 mM	0.2982 mL	1.4909 mL	2.9818 mL	7.4545 mL
	15 mM	0.1988 mL	0.9939 mL	1.9879 mL	4.9696 mL
	20 mM	0.1491 mL	0.7454 mL	1.4909 mL	3.7272 mL
	25 mM	0.1193 mL	0.5964 mL	1.1927 mL	2.9818 mL
	30 mM	0.0994 mL	0.4970 mL	0.9939 mL	2.4848 mL
	40 mM	0.0745 mL	0.3727 mL	0.7454 mL	1.8636 mL
	50 mM	0.0596 mL	0.2982 mL	0.5964 mL	1.4909 mL
	60 mM	0.0497 mL	0.2485 mL	0.4970 mL	1.2424 mL
	80 mM	0.0373 mL	0.1864 mL	0.3727 mL	0.9318 mL
	100 mM	0.0298 mL	0.1491 mL	0.2982 mL	0.7454 mL