5.08316

CTAP

• Synonym(e): CTAP, µ opioid receptor antagonist, CTAP
• Empirische Formel (Hill-System): C₅₁H₆₉N₁₃O₁₁S₂
• CAS-Nummer: 103429-32-9
• Molekulargewicht: 1104.30
• MDL-Nummer: MFCD00671434
• UNSPSC-Code: 12352200
• NACRES: NA.77

Eigenschaften

• Assay: ≥95% (HPLC)
• Qualitätsniveau: 100
• Form: solid
• Wirksamkeit: 3.5 nM IC₅₀
• Hersteller/Markenname: Calbiochem^®
• Lagerbedingungen: OK to freeze; protect from light
• Farbe: off-white
• Löslichkeit: water: soluble
• Lagertemp.: −20°C
• InChI: 1S/C51H69N13O11S2/c1-26(65)39(42(53)68)62-49(75)41-51(3,4)77-76-25-38(61-43(69)33(52)21-28-11-6-5-7-12-28)47(73)59-36(22-29-16-18-31(67)19-17-29)45(71)60-37(23-30-24-57-34-14-9-8-13-32(30)34)46(72)58-35(15-10-20-56-50(54)55)44(70)63-40(27(2)66)48(74)64-41/h5-9,11-14,16-19,24,26-27,33,35-41,57,65-67H,10,15,20-23,25,52H2,1-4H3,(H2,53,68)(H,58,72)(H,59,73)(H,60,71)(H,61,69)(H,62,75)(H,63,70)(H,64,74)(H4,54,55,56)/t26-,27-,33-,35+,36+,37-,38+,39+,40+,41-/m1/s1
• InChIKey: OFMQLVRLOGHAJI-FGHAYEPSSA-N

Beschreibung

Allgemeine Beschreibung

A highly potent octapeptide that acts as a selective and brain penetrating bioavailable µ opioid receptor antagonist (IC₅₀ = 3.5 nM). Used in studies of reward systems and additions.

Biochem./physiol. Wirkung

Primary Target
u Opioid receptpr

Warnhinweis

Toxicity: Standard Handling (A)

Sequenz

D-Phe-Cys-Tyr-D-Trp-Arg-Thr-Pen-Thr-NH2 (2-7 disulfide bond)

Rekonstituierung

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.

Sonstige Hinweise

Perry, C., et al., 2013. Behav. Neurosci.127, 535.
Burkett, J. et al. 2011. Neuropsychopharm.36, 2200.
Steinmiller, L., et al., 2008. Psychopharmacol. (Berl).195, 497.
Sterious, S., et al., 2003. J. Pharmacol. Exp. Ther.304, 301.
Abbruscato, T., et al. 1997. J. Pharmacol.280, 402.

Rechtliche Hinweise

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable