Ivacaftor (VX-770)

Modify Date: 2026-07-01 09:59:38

Ivacaftor (VX-770) Structure
Ivacaftor (VX-770) structure
Common Name Ivacaftor (VX-770)
CAS Number 873054-44-5 Molecular Weight 392.491
Density 1.2±0.1 g/cm3 Boiling Point 550.5±50.0 °C at 760 mmHg
Molecular Formula C24H28N2O3 Melting Point N/A
MSDS N/A Flash Point 286.7±30.1 °C

 Use of Ivacaftor (VX-770)


Ivacaftor is a potent and orally bioavailable CFTR potentiator, targeting G551D-CFTR and F508del-CFTR with EC50s of 100 nM and 25 nM, respectively.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name ivacaftor
Synonym More Synonyms

 Ivacaftor (VX-770) Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Ivacaftor is a potent and orally bioavailable CFTR potentiator, targeting G551D-CFTR and F508del-CFTR with EC50s of 100 nM and 25 nM, respectively.
Related Catalog
Target

EC50: 100 nM (G551D-CFTR), 25 nM (F508del-CFTR)[1]

In Vitro Ivacaftor (10 µM) increases the PC secretion activity by 3-fold for ABCB4-G535D, 13.7-fold for ABCB4-G536R, 6.7-fold for ABCB4-S1076C, 9.4-fold for ABCB4-S1176L, and 5.7-fold for ABCB4-G1178S. Ivacaftor corrects the functional defect of ABCB4 mutants[1]. Ivacaftor (10 μM) significantly increases CFTR activity in W1282X-expressing cells compared to R1162X CFTR cells[2]. Ivacaftor shows no significant activity against 160 targets tested including the GABAA benzodiazepine receptor. Ivacaftor increases the chloride secretion with an EC50 of 0.236 ± 0.200 μM, a 10-fold shift in potency compared to the F508del HBEs[3]. In recombinant cells, VX-770 increases CFTR channel open probability (Po) in both the F508del processing mutation and the G551D gating mutation. VX-770 increases forskolin-stimulated IT in temperature-corrected F508del-FRT cells by appr 6-fold with an EC50 of 25 nM[4].
In Vivo Ivacaftor (1-200 mg/kg, p.o.) exhibits good oral bioavailability in rat[3].
References

[1]. Delaunay JL, et al. Functional defect of variants in the adenosine triphosphate-binding sites of ABCB4 and their rescue by the cystic fibrosis transmembrane conductance regulator potentiator, ivacaftor (VX-770). Hepatology. 2017 Feb;65(2):560-570

[2]. Mutyam V, et al. Therapeutic benefit observed with the CFTR potentiator, ivacaftor, in a CF patient homozygous for the W1282X CFTR nonsense mutation. J Cyst Fibros. 2017 Jan;16(1):24-29

[3]. Hadida S, et al. Discovery of N-(2,4-di-tert-butyl-5-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide (VX-770, ivacaftor), a potent and orally bioavailable CFTR potentiator. J Med Chem. 2014 Dec 11;57(23):9776-9

[4]. Van Goor F, et al. Rescue of CF airway epithelial cell function in vitro by a CFTR potentiator, VX-770. Proc Natl Acad Sci U S A. 2009 Nov 3;106(44):18825-30.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.2±0.1 g/cm3
Boiling Point 550.5±50.0 °C at 760 mmHg
Molecular Formula C24H28N2O3
Molecular Weight 392.491
Flash Point 286.7±30.1 °C
Exact Mass 392.209991
PSA 85.68000
LogP 6.34
Vapour Pressure 0.0±1.5 mmHg at 25°C
Index of Refraction 1.606
InChIKey PURKAOJPTOLRMP-UHFFFAOYSA-N
SMILES CC(C)(C)c1cc(C(C)(C)C)c(NC(=O)c2c[nH]c3ccccc3c2=O)cc1O
Storage condition 2~8℃

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 29333990

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Ivacaftor
[14C]-Ivacaftor
Kalydeco
N-(2,4-ditert-butyl-5-hydroxyphenyl)-4-oxo-1H-quinoline-3-carboxamide
MFCD17171361
VX770
UNII-1Y740ILL1Z
N-[2,4-bis(1,1-dimethylethyl)-5-hydroxyphenyl]-1,4-dihydro-4-oxoquinoline-3-carboxaraide
N-[2,4-bis(1,1-dimethylethyl)-5-hydroxyphenyl]-1,4-dihydro-4-oxoquinoline-3-carboxamide
N-[5-Hydroxy-2,4-bis(2-methyl-2-propanyl)phenyl]-4-oxo-1,4-dihydro-3-quinolinecarboxamide
N-(2,4-di-tert-butyl-5-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide
N-[2,4-Bis(tert-butyl)-5-hydroxyphenyl]-1,4-dihydro-4-oxo-3-quinolinecarboxamide
VX-770

 Ivacaftor (VX-770) | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the LogP of ivacaftor?
A: LogP of ivacaftor is 6.34.
Q: What is the InChIKey of ivacaftor?
A: InChIKey of ivacaftor is PURKAOJPTOLRMP-UHFFFAOYSA-N.
Q: What is the molecular weight of ivacaftor?
A: Molecular weight of ivacaftor is 392.491.
Q: What is the molecular formula of ivacaftor?
A: Molecular formula of ivacaftor is C24H28N2O3.
Q: What are the upstream materials of ivacaftor?
A: Related upstream materials(CAS) of ivacaftor: 873055-58-4;1182822-31-6;13721-01-2;1246213-45-5;96-76-4;873055-54-0;873055-55-1;52980-28-6;54535-22-7.
Q: What is the polar surface area (PSA) of ivacaftor?
A: Polar surface area (PSA) of ivacaftor is 85.68000.
Q: What are the storage conditions for ivacaftor?
A: Storage conditions for ivacaftor: 2~8℃.
Q: What are the downstream products of ivacaftor?
A: Related downstream products(CAS) of ivacaftor: 1246213-23-9;1246213-24-0.
Q: What are the uses of ivacaftor?
A: Main uses of ivacaftor: Ivacaftor is a potent and orally bioavailable CFTR potentiator, targeting G551D-CFTR and F508del-CFTR with EC50s of 100 nM and 25 nM, respectively.
Q: What is the SMILES notation of ivacaftor?
A: SMILES notation of ivacaftor is CC(C)(C)c1cc(C(C)(C)C)c(NC(=O)c2c[nH]c3ccccc3c2=O)cc1O.

 Ivacaftor (VX-770)factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Henan Tianfu Chemical Co., Ltd.
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