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SC-51089 | Prostaglandin E2 (EP1) antagonist

SC-51089 (146033-02-5) is a prostaglandin E2 (EP1 receptor) antagonist (pA2=6.5, guinea pig ileum muscle strip assay )1,4. Possesses analgesic activity in vivo (rodent ED50= 6.8 mg/kg)1,2,4. SC-51089 does not inhibit COX11 and does not block PGE1 induced hyperalgesia3.

1) Hallinan et al. (1993), N-substituted dibenzoxazepines as analgesic PGE2 antagonists; J. Med. Chem., 36
2) Malmberg et al. (1994), Antinociceptive effect of spinally delivered prostaglandin E receptor antagonists in the formalin test on rat; Neurosci. Lett., 173 193
3) Khasar et al. (1994), Comparison of prostaglandin E1- and prostaglandin E2 hyperalgesia in the rat; Neuroscience, 62 345
4) Hallinan et al. (1996), Aminoacetyl moiety as a potential surrogate for diacylhydrazine group of SC-51089, a potent PGE2 antagonist, and its analogs; J. Med. Chem., 39 609

Focus Biomolecules cell signaling tech supplier, structure of SC-51089 | Prostaglandin E2 (EP1) antagonist | CAS 146033-02-5

Catalog#  10-1135

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Catalog Number:
Prostaglandin E2 (EP1) antagonist
Chemical Name:
8-Cholrodibenz(Z)[b,f]oxazepine-10(11H)-carboxylic acid 2-[1-oxo-3-(4-pyridinyl)propyl]hydrazide hydrochloride
Molecular Weight:
Molecular Formula:
C22H19ClN4O3 HCl
Soluble in DMSO (up to 25 mg/ml) or in Water (up to 25 mg/ml).
Physical Properties:
White solid
98% by TLC
NMR (Conforms)
Storage Temperature:
Stable for 1 year as supplied. Solutions in DMSO or distilled water may be stored at -20°C for up to 3 months.
Shipping Code:
Materials provided by Focus Biomolecules are for laboratory research use only and are not intended for human or veterinary applications.

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