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MilliporeSigma

B150

Sigma-Aldrich

BQ-123

≥99%, sodium salt, lyophilized powder

Sinónimos:

BQ123, Cyclo(D-Trp-D-Asp-Pro-D-Val-Leu)

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200 μG
$160.00
1 MG
$416.07

$160.00


Disponible para envío el31 de marzo de 2025Detalles



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200 μG
$160.00
1 MG
$416.07

About This Item

Fórmula empírica (notación de Hill):
C31H41N6O7 Na
Número de CAS:
Peso molecular:
632.68
Número MDL:
Código UNSPSC:
12352204
ID de la sustancia en PubChem:
NACRES:
NA.32

$160.00


Disponible para envío el31 de marzo de 2025Detalles


Nivel de calidad

Ensayo

≥99%

Formulario

lyophilized powder

temp. de almacenamiento

−20°C

cadena SMILES

[H][C@@]12CCCN1C(=O)[C@@H](CC(O)=O)NC(=O)[C@@H](Cc3c[nH]c4ccccc34)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](NC2=O)C(C)C

InChI

1S/C31H42N6O7/c1-16(2)12-21-27(40)33-22(13-18-15-32-20-9-6-5-8-19(18)20)28(41)35-23(14-25(38)39)31(44)37-11-7-10-24(37)29(42)36-26(17(3)4)30(43)34-21/h5-6,8-9,15-17,21-24,26,32H,7,10-14H2,1-4H3,(H,33,40)(H,34,43)(H,35,41)(H,36,42)(H,38,39)/t21-,22+,23+,24-,26+/m0/s1

Clave InChI

VYCMAAOURFJIHD-PJNXIOHISA-N

Información sobre el gen

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Amino Acid Sequence

cyclo-Asp-Pro-Val-Leu-Trp

Aplicación

BQ-123 has been used as a selective endothelin-A receptor antagonist to study its effects on tumor necrosis factor α (TNFα)-induced human airway smooth muscle cells (HASMCs) proliferation.[1] It is also used as endothelin-A receptor antagonist to study its effects on TNFα-induced granulocyte–macrophage colony-stimulating factor (GM-CSF) expression.[2]

Acciones bioquímicas o fisiológicas

BQ-123 is an endothelin(Et) receptor antagonist and is exquisite for endothelin A (ETA) receptor.[3] It is a cyclic pentapeptide.[4]
Selective ETA endothelin receptor antagonist.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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F Cosentino et al.
Journal of cardiovascular pharmacology, 22 Suppl 8, S332-S335 (1993-01-01)
The present study was designed to determine whether an endothelinA (ETA)-receptor antagonist BQ-123 (cyclo[Dtrp, Dasp, pro-D-Val-Leu]) or an ET-converting enzyme inhibitor phosphoramidon may prevent development of cerebral vasospasm after subarachnoid hemorrhage (SAH). A "double hemorrhage" canine model of the disease
J Knobloch et al.
Thorax, 64(12), 1044-1052 (2009-10-24)
There is an urgent need to inhibit endothelin-1 (ET-1) induced chronic inflammatory processes in early stages of lung diseases in order to prevent untreatable irreversible stages often accompanied by lung fibrosis and pulmonary hypertension. Nothing is known about the airway
M Clozel et al.
Life sciences, 52(9), 825-834 (1993-01-01)
The aim of this study was to evaluate the role of endothelin and endothelin ETA receptor in the early cerebral vasoconstriction following subarachnoid hemorrhage (SAH) in the rat. SAH induced by injection of autologous blood in the cisterna magna reduced
Sarah Pisarcik et al.
American journal of physiology. Lung cellular and molecular physiology, 304(8), L549-L561 (2013-02-19)
Numerous cellular responses to hypoxia are mediated by the transcription factor hypoxia-inducible factor-1 (HIF-1). HIF-1 plays a central role in the pathogenesis of hypoxic pulmonary hypertension. Under certain conditions, HIF-1 may utilize feedforward mechanisms to amplify its activity. Since hypoxia
Jürgen Knobloch et al.
Biochemical pharmacology, 116, 188-199 (2016-07-17)
Pathological proliferation of human airway smooth muscle cells (HASMCs) causes hyperplasia in chronic lung diseases. Signaling pathways that link airway inflammation to HASMC proliferation might provide therapeutic targets for the prevention of airway remodeling and chronic lung diseases. Endothelin-1 (ET-1)

Questions

1–4 of 4 Questions  
  1. Is Product B150 the free acid form of BQ-123, or is it a salt?

    1 answer
    1. Product No. B150 is BQ123 sodium salt.

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  2. How should Product B150, BQ-123, be dissolved?

    1 answer
    1. This product is soluble in water (0.25mg/ml), yielding a clear colorless solution.

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  3. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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  4. What is the solution stability for Product B150, BQ-123?

    1 answer
    1. We do not perform any solution stability studies on Product B150, BQ-123. The following reference indicates that the product is stable in solution for 24 hours but no temperature was mentioned.  Cardillo, C. et al., Hypertension, 33, 753-758 (1999).  The following abstract indicates that BQ-123 was used in an osmotic pump for a 2 week treatment.  Bonvollet, S. et al., A.J.P. - Heart, 266 (4), H1327-H1331 (1994).

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