WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 564669

CAS#: 1631-28-3

Description: p-Tolylmaleimide is a water channel inhibitor which binds to aquaporin Z (AqpZ).

Chemical Structure

CAS# 1631-28-3

Theoretical Analysis

MedKoo Cat#: 564669
Name: p-Tolylmaleimide
CAS#: 1631-28-3
Chemical Formula: C11H9NO2
Exact Mass: 187.0633
Molecular Weight: 187.2
Elemental Analysis: C, 70.58; H, 4.85; N, 7.48; O, 17.09

Price and Availability

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50.0mg USD 315.0 2 Weeks
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Synonym: p Tolylmaleimide; pTolylmaleimide; p-Tolylmaleimide

IUPAC/Chemical Name: 1-(4-Methylphenyl)-1{H}-pyrrole-2,5-dione; 1-(p-tolyl)-1H-pyrrole-2,5-dione


InChi Code: InChI=1S/C11H9NO2/c1-8-2-4-9(5-3-8)12-10(13)6-7-11(12)14/h2-7H,1H3


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 187.2 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Imoto H, Kizaki K, Watase S, Matsukawa K, Naka K. Color Tuning of the Aggregation-Induced Emission of Maleimide Dyes by Molecular Design and Morphology Control. Chemistry. 2015 Aug 17;21(34):12105-11. doi: 10.1002/chem.201501519. Epub 2015 Jul 14. PubMed PMID: 26179252.