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

MedKoo CAT#: 527507

CAS#: 1398046-21-3

Description: Proxalutamide, also known as GT-0918, is an androgen receptor antagonist potentially for the treatment of metastatic castration-resistant prostate cancer (mCRPC).

Chemical Structure

CAS# 1398046-21-3

Theoretical Analysis

MedKoo Cat#: 527507
Name: Proxalutamide
CAS#: 1398046-21-3
Chemical Formula: C24H19F4N5O2S
Exact Mass: 517.1196
Molecular Weight: 517.5026
Elemental Analysis: C, 55.70; H, 3.70; F, 14.68; N, 13.53; O, 6.18; S, 6.20

Price and Availability

Size Price Availability Quantity
10.0mg USD 250.0 2 Weeks
25.0mg USD 450.0 2 Weeks
50.0mg USD 750.0 2 Weeks
100.0mg USD 1350.0 2 Weeks
200.0mg USD 2350.0 2 Weeks
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Synonym: Proxalutamide; GT-0918; GT 0918; GT0918

IUPAC/Chemical Name: 4-(4,4-dimethyl-3-(6-(3-(oxazol-2-yl)propyl)pyridin-3-yl)-5-oxo-2-thioxoimidazolidin-1-yl)-3-fluoro-2-(trifluoromethyl)benzonitrile


InChi Code: InChI=1S/C24H19F4N5O2S/c1-23(2)21(34)32(17-9-6-14(12-29)19(20(17)25)24(26,27)28)22(36)33(23)16-8-7-15(31-13-16)4-3-5-18-30-10-11-35-18/h6-11,13H,3-5H2,1-2H3

SMILES Code: N#CC1=CC=C(N(C(N(C2=CC=C(CCCC3=NC=CO3)N=C2)C4(C)C)=S)C4=O)C(F)=C1C(F)(F)F

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: >2 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: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 517.5026 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: Yang M, He S, Fan Y, Wang Y, Ge Z, Shan L, Gong W, Huang X, Tong Y, Gao C. Microenvironmental pH-modified solid dispersions to enhance the dissolution and bioavailability of poorly water-soluble weakly basic GT0918, a developing anti-prostate cancer drug: preparation, characterization and evaluation in vivo. Int J Pharm. 2014 Nov 20;475(1-2):97-109. doi: 10.1016/j.ijpharm.2014.08.047. PubMed PMID: 25171976.

2: Peng Y, Wu H, Zhang X, Zhang F, Qi H, Zhong Y, Wang Y, Sang H, Wang G, Sun J. A comprehensive assay for nine major cytochrome P450 enzymes activities with 16 probe reactions on human liver microsomes by a single LC/MS/MS run to support reliable in vitro inhibitory drug-drug interaction evaluation. Xenobiotica. 2015;45(11):961-77. doi: 10.3109/00498254.2015.1036954. PubMed PMID: 26007223.