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

MedKoo CAT#: 412287

CAS#: 36524-24-0

Description: Captostibone is a biochemical undergoing research against Trypanosoma infections.

Chemical Structure

CAS# 36524-24-0

Theoretical Analysis

MedKoo Cat#: 412287
Name: Captostibone
CAS#: 36524-24-0
Chemical Formula: C8H8NaO5SSb
Exact Mass: 359.9028
Molecular Weight: 360.96
Elemental Analysis: C, 26.62; H, 2.23; Na, 6.37; O, 22.16; S, 8.88; Sb, 33.73

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: Captostibone

IUPAC/Chemical Name: Acetic acid, ((2-stibonophenyl)thio)-, sodium salt


InChi Code: InChI=1S/C8H7O2S.Na.2H2O.O.Sb/c9-8(10)6-11-7-4-2-1-3-5-7;;;;;/h1-4H,6H2,(H,9,10);;2*1H2;;/q;+1;;;;+2/p-3

SMILES Code: O=C([O-])CSC1=CC=CC=C1[Sb](O)(O)=O.[Na+]

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: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 360.96 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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Dilution Calculator

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1: Gill BS. Treatment of experimental Trypanosoma evansi infection of rodents with captostibone. Trans R Soc Trop Med Hyg. 1971;65(3):347-51. doi: 10.1016/0035-9203(71)90012-5. PMID: 5105319.

2: PACKCHANIAN A. Chemotherapy of African sleeping sickness. III. Chemotherapy of experimental Trypanosoma gambiense and Trypanosoma rhodesiense infections in mice with captostibone. Trans R Soc Trop Med Hyg. 1957 May;51(3):257-64. doi: 10.1016/0035-9203(57)90026-3. PMID: 13443017.