We are open as normal during COVID-19 pandemic. Order online, same day shipping out from North Carolina, USA

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

MedKoo CAT#: 528908

CAS#: 1450824-22-2

Description: TD-139 is a galectin-3 inhibitor potentially for the treatment of idiopathic pulmonary fibrosis (IPF)

Price and Availability

Size Price Shipping out time Quantity
10mg USD 450 2 Weeks
25mg USD 850 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-10-31. Prices are subject to change without notice.

TD-139, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received..

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 528908
Name: TD-139
CAS#: 1450824-22-2
Chemical Formula: C28H30F2N6O8S
Exact Mass: 648.1814
Molecular Weight: 648.64
Elemental Analysis: C, 51.85; H, 4.66; F, 5.86; N, 12.96; O, 19.73; S, 4.94

Synonym: TD-139; TD139; TD 139

IUPAC/Chemical Name: (2R,2'R,3R,3'R,4S,4'S,5R,5'R,6S,6'S)-6,6'-thiobis(4-(4-(3-fluorophenyl)-1H-1,2,3-triazol-1-yl)-2-(hydroxymethyl)tetrahydro-2H-pyran-3,5-diol)


InChi Code: InChI=1S/C28H30F2N6O8S/c29-15-5-1-3-13(7-15)17-9-35(33-31-17)21-23(39)19(11-37)43-27(25(21)41)45-28-26(42)22(24(40)20(12-38)44-28)36-10-18(32-34-36)14-4-2-6-16(30)8-14/h1-10,19-28,37-42H,11-12H2/t19-,20-,21+,22+,23+,24+,25-,26-,27+,28+/m1/s1

SMILES Code: O[C@H]([C@@H](N1N=NC(C2=CC=CC(F)=C2)=C1)[C@H]([C@@H](CO)O3)O)[C@@H]3S[C@H]4[C@@H]([C@@H](N5N=NC(C6=CC=CC(F)=C6)=C5)[C@H]([C@@H](CO)O4)O)O

Technical Data

Solid powder

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

Certificate of Analysis:

Safety Data Sheet (SDS):

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).

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:


1: Wu SY, Huang JH, Chen WY, Chan YC, Lin CH, Chen YC, Liu FT, Wu-Hsieh BA. Cell Intrinsic Galectin-3 Attenuates Neutrophil ROS-Dependent Killing of Candida by Modulating CR3 Downstream Syk Activation. Front Immunol. 2017 Feb 3;8:48. doi: 10.3389/fimmu.2017.00048. PubMed PMID: 28217127; PubMed Central PMCID: PMC5289966.

2: Saksida T, Nikolic I, Vujicic M, Nilsson UJ, Leffler H, Lukic ML, Stojanovic I, Stosic-Grujicic S. Galectin-3 deficiency protects pancreatic islet cells from cytokine-triggered apoptosis in vitro. J Cell Physiol. 2013 Jul;228(7):1568-76. doi: 10.1002/jcp.24318. PubMed PMID: 23280610.

3: Volarevic V, Milovanovic M, Ljujic B, Pejnovic N, Arsenijevic N, Nilsson U, Leffler H, Lukic ML. Galectin-3 deficiency prevents concanavalin A-induced hepatitis in mice. Hepatology. 2012 Jun;55(6):1954-64. doi: 10.1002/hep.25542. PubMed PMID: 22213244.

4: Hsieh TJ, Lin HY, Tu Z, Lin TC, Wu SC, Tseng YY, Liu FT, Hsu ST, Lin CH. Dual thio-digalactoside-binding modes of human galectins as the structural basis for the design of potent and selective inhibitors. Sci Rep. 2016 Jul 15;6:29457. doi: 10.1038/srep29457. PubMed PMID: 27416897; PubMed Central PMCID: PMC4945863.

5: Volarevic V, Markovic BS, Bojic S, Stojanovic M, Nilsson U, Leffler H, Besra GS, Arsenijevic N, Paunovic V, Trajkovic V, Lukic ML. Gal-3 regulates the capacity of dendritic cells to promote NKT-cell-induced liver injury. Eur J Immunol. 2015 Feb;45(2):531-43. doi: 10.1002/eji.201444849. PubMed PMID: 25359399.

6: Lepur A, Carlsson MC, Novak R, Dumić J, Nilsson UJ, Leffler H. Galectin-3 endocytosis by carbohydrate independent and dependent pathways in different macrophage like cell types. Biochim Biophys Acta. 2012 Jul;1820(7):804-18. doi: 10.1016/j.bbagen.2012.02.018. PubMed PMID: 22450157.

7: Mackinnon AC, Gibbons MA, Farnworth SL, Leffler H, Nilsson UJ, Delaine T, Simpson AJ, Forbes SJ, Hirani N, Gauldie J, Sethi T. Regulation of transforming growth factor-β1-driven lung fibrosis by galectin-3. Am J Respir Crit Care Med. 2012 Mar 1;185(5):537-46. doi: 10.1164/rccm.201106-0965OC. PubMed PMID: 22095546; PubMed Central PMCID: PMC3410728.