KBF-611

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

MedKoo CAT#: 414213

CAS#: 475150-57-3

Description: KBF-611 is an Antituberculosis agent.


Chemical Structure

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KBF-611
CAS# 475150-57-3

Theoretical Analysis

MedKoo Cat#: 414213
Name: KBF-611
CAS#: 475150-57-3
Chemical Formula: C10H11FN4OS
Exact Mass: 254.06
Molecular Weight: 254.280
Elemental Analysis: C, 47.23; H, 4.36; F, 7.47; N, 22.03; O, 6.29; S, 12.61

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 @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

Request quote for custom synthesis

Synonym: KBF-611; KBF 611; KBF611

IUPAC/Chemical Name: 4-Acetamido-3-fluorobenzaldehyde thiosemicarbazone

InChi Key: LPOOMGIKZQEQHR-WLRTZDKTSA-N

InChi Code: InChI=1S/C10H11FN4OS/c1-6(16)14-9-3-2-7(4-8(9)11)5-13-15-10(12)17/h2-5H,1H3,(H,14,16)(H3,12,15,17)/b13-5+

SMILES Code: FC1=CC(/C=N/NC(N)=S)=CC=C1NC(C)=O

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

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 254.28 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
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Shahab FM, Kobarfard F, Dadashzadeh S. Simultaneous determination of a new antituberculosis agent KBF-611 and its de-acetylated metabolite in mouse and rabbit plasma by HPLC. Arch Pharm Res. 2009 Oct;32(10):1453-60. doi: 10.1007/s12272-009-2016-1. Epub 2009 Nov 8. PMID: 19898810.

2: Shahab FM, Kobarfard F, Shafaghi B, Dadashzadeh S. Preclinical pharmacokinetics of KBF611, a new antituberculosis agent in mice and rabbits, and comparison with thiacetazone. Xenobiotica. 2010 Mar;40(3):225-34. doi: 10.3109/00498250903461411. PMID: 20038272.