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NS-1643

CAS No.:
448895-37-2
Catalog Number:
AG003DHE
Molecular Formula:
C15H10F6N2O3
Molecular Weight:
380.2419
Pack Size
Purity
Availability
Location
Price(USD)
Quantity
  
5mg
≥98%
1 week
United States
$105
- +
10mg
96%
1 week
United States
$147
- +
25mg
≥98%
1 week
United States
$251
- +
50mg
96%
1 week
United States
$362
- +
100mg
96%
1 week
United States
$585
- +
500mg
96%
1 week
United States
$1515
- +
Product Description
Catalog Number:
AG003DHE
Chemical Name:
NS-1643
CAS Number:
448895-37-2
Molecular Formula:
C15H10F6N2O3
Molecular Weight:
380.2419
MDL Number:
MFCD08705418
IUPAC Name:
1,3-bis[2-hydroxy-5-(trifluoromethyl)phenyl]urea
InChI:
InChI=1S/C15H10F6N2O3/c16-14(17,18)7-1-3-11(24)9(5-7)22-13(26)23-10-6-8(15(19,20)21)2-4-12(10)25/h1-6,24-25H,(H2,22,23,26)
InChI Key:
NJFVQMRYJZHGME-UHFFFAOYSA-N
SMILES:
O=C(Nc1cc(ccc1O)C(F)(F)F)Nc1cc(ccc1O)C(F)(F)F
UNII:
0I579CNG0I
Properties
Complexity:
457  
Compound Is Canonicalized:
Yes
Covalently-Bonded Unit Count:
1  
Defined Atom Stereocenter Count:
0
Defined Bond Stereocenter Count:
0
Exact Mass:
380.06g/mol
Formal Charge:
0
Heavy Atom Count:
26  
Hydrogen Bond Acceptor Count:
9  
Hydrogen Bond Donor Count:
4  
Isotope Atom Count:
0
Molecular Weight:
380.246g/mol
Monoisotopic Mass:
380.06g/mol
Rotatable Bond Count:
2  
Topological Polar Surface Area:
81.6A^2
Undefined Atom Stereocenter Count:
0
Undefined Bond Stereocenter Count:
0
XLogP3:
3.5  
Literature
Title Journal
Structure-guided topographic mapping and mutagenesis to elucidate binding sites for the human ether-a-go-go-related gene 1 potassium channel (KCNH2) activator NS1643. The Journal of pharmacology and experimental therapeutics 20120801
Effects of the small molecule HERG activator NS1643 on Kv11.3 channels. PloS one 20120101
Strong activation of ether-à-go-go-related gene 1 K+ channel isoforms by NS1643 in human embryonic kidney 293 and Chinese hamster ovary cells. Molecular pharmacology 20111101
Pharmacological activation of Kv11.1 in transgenic long QT-1 rabbits. Journal of cardiovascular pharmacology 20110201
Molecular determinants of human ether-à-go-go-related gene 1 (hERG1) K+ channel activation by NS1643. Molecular pharmacology 20110101
Enhanced repolarization capacity: new potential antiarrhythmic strategy based on HERG channel activation. Current medicinal chemistry 20110101
Differential effects of Kv11.1 activators on Kv11.1a, Kv11.1b and Kv11.1a/Kv11.1b channels. British journal of pharmacology 20101001
Loss of functional K+ channels encoded by ether-à-go-go-related genes in mouse myometrium prior to labour onset. The Journal of physiology 20090515
Potent activation of large-conductance Ca2+-activated K+ channels by the diphenylurea 1,3-bis-[2-hydroxy-5-(trifluoromethyl)phenyl]urea (NS1643) in pituitary tumor (GH3) cells. Molecular pharmacology 20081201
Calcium-activated potassium channels contribute to human coronary microvascular dysfunction after cardioplegic arrest. Circulation 20080930
Antiarrhythmic properties of a rapid delayed-rectifier current activator in rabbit models of acquired long QT syndrome. Cardiovascular research 20080701
Probing the binding sites and mechanisms of action of two human ether-a-go-go-related gene channel activators, 1,3-bis-(2-hydroxy-5-trifluoromethyl-phenyl)-urea (NS1643) and 2-[2-(3,4-dichloro-phenyl)-2,3-dihydro-1H-isoindol-5-ylamino]-nicotinic acid (PD307243). Molecular pharmacology 20080601
Effects of potassium channel openers in the isolated perfused hypokalaemic murine heart. Acta physiologica (Oxford, England) 20080501
Computational analysis of the effects of the hERG channel opener NS1643 in a human ventricular cell model. Heart rhythm 20080501
Erg K+ channels modulate contractile activity in the bovine epididymal duct. American journal of physiology. Regulatory, integrative and comparative physiology 20080301
Voltage-dependent Ca2+ channels, not ryanodine receptors, activate Ca2+-dependent BK potassium channels in human retinal pigment epithelial cells. Molecular vision 20080101
Activation of ERG2 potassium channels by the diphenylurea NS1643. Neuropharmacology 20070801
Mechanism of action of a novel human ether-a-go-go-related gene channel activator. Molecular pharmacology 20060201
Activation of human ether-a-go-go-related gene potassium channels by the diphenylurea 1,3-bis-(2-hydroxy-5-trifluoromethyl-phenyl)-urea (NS1643). Molecular pharmacology 20060101
Modulation of the Ca(2+)-dependent K+ channel, hslo, by the substituted diphenylurea NS 1608, paxilline and internal Ca2+. Neuropharmacology 19960101
Properties