K41498 TFA is a potent and highly selective CRF2 receptor antagonist with Ki values of 0.66 nM, 0.62 nM and 425 nM for human CRF2α, CRF2β and CRF1 receptors respectively. K41498 TFA is an analogues of antisauvagine-30 (aSvg-30), inhibits sauvagine-stimulated cAMP accumulation in hCRF2α- and hCRF2β-expressing cells. K41498 TFA can be used for hypotension study.

Product information

Molecular Weight: 3746.24

Formula: C164H277F3N48O48

Chemical Name: K41498 TFA

Smiles: CC(O)C(NC(=O)C(CC(O)=O)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(CCCNC(N)=N)NC(=O)C(CC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(C)NC(=O)C(C)NC(=O)C(CCC(N)=O)NC(=O)C(CCC(N)=O)NC(=O)C(CCCCN)NC(=O)C(CCC(O)=O)NC(=O)C(CCCCN)NC(=O)C(CCC(O)=O)NC(=O)C(CCC(N)=O)NC(=O)C(CCCCN)NC(=O)C(CCC(O)=O)NC(=O)C(NC(=O)C(CCC(O)=O)NC(=O)C(NC(=O)C(CCCC)NC(=O)C(CCCCN)NC(=O)C(CCCNC(N)=N)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC1=CNC=N1)NC(=O)C(N)CC1C=CC=CC=1)C(C)CC)C(C)CC)C(=O)NC(C(C)CC)C(N)=O.OC(=O)C(F)(F)F

InChiKey: KDCMDFVMLNEQBZ-UHFFFAOYSA-N

InChi: InChI=1S/C162H276N48O46.C2HF3O2/c1-21-25-41-94(184-136(232)95(42-29-33-62-163)185-140(236)99(46-37-66-179-161(174)175)189-149(245)108(68-80(5)6)201-152(248)111(71-83(11)12)204-154(250)113(74-92-78-178-79-181-92)199-134(230)93(167)73-91-39-27-26-28-40-91)147(243)208-128(86(16)23-3)159(255)197-107(54-61-125(223)224)148(244)209-129(87(17)24-4)158(254)196-106(53-60-124(221)222)146(242)188-97(44-31-35-64-165)138(234)193-103(50-57-119(170)214)143(239)195-105(52-59-123(219)220)145(241)187-98(45-32-36-65-166)139(235)194-104(51-58-122(217)218)144(240)186-96(43-30-34-63-164)137(233)192-102(49-56-118(169)213)142(238)191-101(48-55-117(168)212)135(231)183-88(18)132(228)182-89(19)133(229)198-114(75-120(171)215)156(252)205-115(76-121(172)216)155(251)190-100(47-38-67-180-162(176)177)141(237)200-109(69-81(7)8)150(246)202-110(70-82(9)10)151(247)203-112(72-84(13)14)153(249)206-116(77-126(225)226)157(253)210-130(90(20)211)160(256)207-127(131(173)227)85(15)22-2;3-2(4,5)1(6)7/h26-28,39-40,78-90,93-116,127-130,211H,21-25,29-38,41-77,163-167H2,1-20H3,(H2,168,212)(H2,169,213)(H2,170,214)(H2,171,215)(H2,172,216)(H2,173,227)(H,178,181)(H,182,228)(H,183,231)(H,184,232)(H,185,236)(H,186,240)(H,187,241)(H,188,242)(H,189,245)(H,190,251)(H,191,238)(H,192,233)(H,193,234)(H,194,235)(H,195,239)(H,196,254)(H,197,255)(H,198,229)(H,199,230)(H,200,237)(H,201,248)(H,202,246)(H,203,247)(H,204,250)(H,205,252)(H,206,249)(H,207,256)(H,208,243)(H,209,244)(H,210,253)(H,217,218)(H,219,220)(H,221,222)(H,223,224)(H,225,226)(H4,174,175,179)(H4,176,177,180);(H,6,7)

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: To be determined

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 ^oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥12 months if stored properly.

Stock Solution Storage: 0 - 4 ^oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200

References:

1. A Rühmann, et al. Design, synthesis and pharmacological characterization of new highly selective CRF(2) antagonists: development of 123I-K31440 as a potential SPECT ligand. Peptides. 2002 Mar;23(3):453-60.
2. A J Lawrence, et al. The highly selective CRF(2) receptor antagonist K41498 binds to presynaptic CRF(2) receptors in rat brain. Br J Pharmacol

Products are for research use only. Not for human use.