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XESTOSPONGIN C

CAS No.
88903-69-9
Chemical Name:
XESTOSPONGIN C
Synonyms
XEC;XESTOSPONGIN;ARGUSPONGINE E;XESTOSPONGIN C;(-)-Xestospongin C;PQYOPBRFUUEHRC-HCKQMYSWSA-N;Xestospongin C((-)-Xestospongin C);Xestospongin C, IP3 receptor antagonist;Xestospongin C 4-((1H-Indol-7-yl)carbamoyl)phenyl diethylcarbamate;(1R,4aR,11R,12aS,13S,16aS,23R,24aS)-Eicosahydro-5H,17H-1,23:11,13-diethano-2H,14H-[1,11]dioxacycloeicosino[2,3-b:12,13-b']dipyridine
CBNumber:
CB0479020
Molecular Formula:
C28H50N2O2
Molecular Weight:
446.71
MDL Number:
MFCD01862629
MOL File:
88903-69-9.mol
MSDS File:
SDS
Last updated:2026-03-13 09:27:42
Product description Number Pack Size Price
Xestospongin C film X2628 10μg $510
Xestospongin C film X2628 50μg $1850
Xestospongin C ≥90% 64950 10μg $86
Xestospongin C ≥90% 64950 50μg $353
Xestospongin C ≥90% 64950 100μg $629
More product size

XESTOSPONGIN C Properties

Melting point 146-147 °C(Solv: acetone (67-64-1))
Boiling point 564.7±35.0 °C(Predicted)
Density 1.05±0.1 g/cm3(Predicted)
storage temp. -20°C
solubility DMSO: soluble
form film
pka 7.73±0.20(Predicted)
color off-white
Stability Stable for 2 years from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 1 month.
InChIKey PQYOPBRFUUEHRC-HCKQMYSWSA-N
SMILES [H][C@@]12CCCCCC[C@@]3([H])CCCN4CC[C@@]([H])(CCCCCC[C@]5([H])CCCN(CC1)[C@@]5([H])O2)O[C@@]34[H]
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

PPE Eyeshields, Gloves, type N95 (US)
WGK Germany  3
Storage Class 11 - Combustible Solids

XESTOSPONGIN C price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich X2628 Xestospongin C film 88903-69-9 10μg $510 2026-03-19 Buy
Sigma-Aldrich X2628 Xestospongin C film 88903-69-9 50μg $1850 2026-03-19 Buy
Cayman Chemical 64950 Xestospongin C ≥90% 88903-69-9 10μg $86 2024-03-01 Buy
Cayman Chemical 64950 Xestospongin C ≥90% 88903-69-9 50μg $353 2024-03-01 Buy
Cayman Chemical 64950 Xestospongin C ≥90% 88903-69-9 100μg $629 2024-03-01 Buy
Product number Packaging Price Buy
X2628 10μg $510 Buy
X2628 50μg $1850 Buy
64950 10μg $86 Buy
64950 50μg $353 Buy
64950 100μg $629 Buy

XESTOSPONGIN C Chemical Properties,Uses,Production

Description

Xestospongin C (88903-69-9) is a potent and reversible inhibitor of IP3-mediated Ca2+release, IC50= 358 nM.1Experiments with guinea-pig ileum permeabilized with alpha toxin revealed that Xestospongin C inhibits the IP3 receptor but not the ryanodine receptor in SR membranes. In intact smooth muscle cells it inhibits voltage-dependent Ca2+and K+currents at a concentration range similar to that at which it inhibits the IP3 receptor. Xestospongin C is a useful tool for probing the involvement of IP3 receptors in cellular signaling.3Cell permeable.

Uses

Xestospongin C is a marine natural product which was first isolated from Pacific basin sponges, and noted to have vasodilatory properties. Xestospongin C antagonizes the calcium-releasing action of inositol-1,4,5-trisphosphate (IP3) at the receptor level. Inositol phosphates are important signal transduction messengers acting via IP3 receptors to promote the mobilization of Ca2+ from intracellular stores. Xestospongin C blocks the increase in intracellular calcium in vascular smooth muscle cells completely at a concentration of 25 μM. Xestospongin C also inhibits the sarcoplasmic reticulum Ca2+ ATPase pump at concentrations of 700 nM.

Uses

Xestospongin C is a potent, membrane-permeable IP3 receptor blocker.

Definition

ChEBI: An organic heteropentacyclic compound that is isolated from the marine sponge Xestospongia exigua.

General Description

Synthetic form of the macrocyclic bis-1-oxaquinolizidine isolated from the Okanowan marine sponge.

Biochem/physiol Actions

Xestospongin C is a selective, reversible and membrane-permeable inhibitor of IP3 receptor. Reversibly blocks bradykinin- and carbamylcholine- Ca2+ efflux from the endoplasmic reticulum stores.

storage

Store at -20°C

References

[1] R A WILCOX. New developments in the molecular pharmacology of the myo-inositol 1,4,5-trisphosphate receptor.[J]. Trends in pharmacological sciences, 1998, 19 11: 467-475. DOI:10.1016/s0165-6147(98)01260-7
[2] HIROSHI OZAKI. Inhibitory mechanism of xestospongin-C on contraction and ion channels in the intestinal smooth muscle[J]. British Journal of Pharmacology, 2009, 137 8: 1207-1212. DOI:10.1038/sj.bjp.0704988
[3] KATHIRVEL KANDASAMY. Lipopolysaccharide induces endoplasmic store Ca2+-dependent inflammatory responses in lung microvessels.[J]. PLoS ONE, 2013: e63465. DOI:10.1371/journal.pone.0063465

XESTOSPONGIN C Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 64)Suppliers
Supplier Tel Email Country ProdList Advantage
TargetMol Chemicals Inc.
+1-781-999-5354; +17819995354 marketing@targetmol.com United States 32469 58
Hangzhou MolCore BioPharmatech Co.,Ltd.
+86-057181025280; +8617767106207 sales@molcore.com China 49734 58
Aladdin Scientific
tp@aladdinsci.com United States 52923 58
3B Pharmachem (Wuhan) International Co.,Ltd. 821-50328103-801 18930552037 3bsc@sina.com China 15838 69
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51395 80
EMMX Biotechnology LLC 888-539-0666 info@emmx.com United States 8447 60
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9803 58
Jinan Yaoyan Pharmaceutical Co., Ltd. jnyaoyan@163.com China 3069 58
Nanjing Meihao Pharmaceutical Technology Co., Ltd. meitaochem@126.com meitaochem@126.com China 19103 58
BOC Sciences -- info@bocsci.com USA 0 65

View Lastest Price from XESTOSPONGIN C manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Xestospongin C pictures 2026-03-12 Xestospongin C
88903-69-9
US $209.00 / μg 10g TargetMol Chemicals Inc.
ARGUSPONGINE E [1R-(1R*,4AR*,11R*,12AS*,13S*,16AS*,23R*,24AS*)]-EICOSAHYDRO-5H,17H-1,23:11,13-DIETHANO-2H,14H-[1,11]DIOXACYCLOEICOSINO[2,3-B:12,13-B']DIPYRIDINE XESTOSPONGIN C XEC XESTOSPONGIN (1R,4aR,11R,12aS,13S,16aS,23R,24aS)-Eicosahydro-5H,17H-1,23:11,13-diethano-2H,14H-[1,11]dioxacycloeicosino[2,3-b:12,13-b']dipyridine PQYOPBRFUUEHRC-HCKQMYSWSA-N 5H,17H-1,23:11,13-Diethano-2H,14H-[1,11]dioxacycloeicosino[2,3-b:12,13-b']dipyridine, eicosahydro-, (1R,4aR,11R,12aS,13S,16aS,23R,24aS)- (-)-Xestospongin C Xestospongin C 4-((1H-Indol-7-yl)carbamoyl)phenyl diethylcarbamate Xestospongin C((-)-Xestospongin C) Xestospongin C, IP3 receptor antagonist 88903-69-9 C28H50N2O2 Cell Signaling and Neuroscience Cell Biology BioChemical Intracellular Calcium Signaling Intracellular Calcium Regulators