Q-203 free base

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MedKoo CAT#: 555932

CAS#: 1334719-95-7 (free base)

Description: Q-203 is a mycobacterium tuberculosis protein potentially for the treatment of tuberculosis. The optimized IPA compound Q203 inhibited the growth of MDR and XDR M. tuberculosis clinical isolates in culture broth medium in the low nanomolar range and was efficacious in a mouse model of tuberculosis at a dose less than 1 mg per kg body weight, which highlights the potency of this compound.

Chemical Structure

Q-203 free base
CAS# 1334719-95-7 (free base)

Theoretical Analysis

MedKoo Cat#: 555932
Name: Q-203 free base
CAS#: 1334719-95-7 (free base)
Chemical Formula: C29H28ClF3N4O2
Exact Mass: 556.1853
Molecular Weight: 557.0142
Elemental Analysis: C, 62.53; H, 5.07; Cl, 6.36; F, 10.23; N, 10.06; O, 5.74

Price and Availability

Size Price Availability Quantity
50.0mg USD 750.0 2 Weeks
100.0mg USD 1250.0 2 Weeks
200.0mg USD 1950.0 2 Weeks
500.0mg USD 2950.0 2 Weeks
1.0g USD 3850.0 2 Weeks
2.0g USD 5950.0 2 Weeks
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Related CAS #: 1334719-95-7 (free base)   1566517-83-6 (Ditosylate)  

Synonym: Q-203 free base; Q 203; Q203;

IUPAC/Chemical Name: 6-chloro-2-ethyl-N-(4-(4-(4-(trifluoromethoxy)phenyl)piperidin-1-yl)benzyl)imidazo[1,2-a]pyridine-3-carboxamide


InChi Code: InChI=1S/C29H28ClF3N4O2/c1-2-25-27(37-18-22(30)7-12-26(37)35-25)28(38)34-17-19-3-8-23(9-4-19)36-15-13-21(14-16-36)20-5-10-24(11-6-20)39-29(31,32)33/h3-12,18,21H,2,13-17H2,1H3,(H,34,38)


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: To be determined

Shelf Life: >2 years if stored properly

Drug Formulation: To be determined

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 557.0142 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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