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metomidate

CAS No.
5377-20-8
Chemical Name:
metomidate
Synonyms
EM-01;Hypnodil;AquacalM;MethoxyMol;metomidate;Methomidate;MethoxyMol R-7315;Etomidate impurity B CRS;Etomidate Impurity 2 (Etomidate EP Impurity B);Methyl 3-(1-phenylethyl)imidazole-5-carboxylate
CBNumber:
CB9913785
Molecular Formula:
C13H14N2O2
Molecular Weight:
230.26
MDL Number:
MFCD01721714
MOL File:
5377-20-8.mol
MSDS File:
SDS
Last updated:2024-03-27 13:45:20

metomidate Properties

Boiling point 372.26°C (rough estimate)
Density 1.13
refractive index 1.6450 (estimate)
storage temp. Refrigerator
solubility Chloroform, Methanol
pka 4.15±0.23(Predicted)
color Colourless to Pale Yellow
InChI InChI=1S/C13H14N2O2/c1-10(11-6-4-3-5-7-11)15-9-14-8-12(15)13(16)17-2/h3-10H,1-2H3
InChIKey FHFZEKYDSVTYLL-UHFFFAOYSA-N
SMILES C1N(C(C2=CC=CC=C2)C)C(C(OC)=O)=CN=1
FDA UNII Z18ZYL8Y51

metomidate Chemical Properties,Uses,Production

Chemical Properties

Colourless Hazy Oil

Uses

Metomidate is a the methyl ester analogue of Etomidate (E933300), with sedative and hypnotic properties. Metomidate is mainly used as an anesthetic for veterinary use on its own or in combination with Azaperone (A802200) and other sedatives.

Definition

ChEBI: Methomidate is a member of imidazoles.

Biological Functions

Metomidate, a methyl analog of the anesthetic agent etomidate, is a potent inhibitor of CYP11B1 (11β-hydroxylase) and CYP11B2 (aldosterone synthase), the final two enzymes involved in cortisol and aldosterone synthesis, respectively.

Mechanism of action

Metomidate reduces plasma cortisol and glucose concentrations and increases fish pigmentation, presumably because of increased production of melanocyte-stimulating hormone on the same primary protein as adrenocorticotropic hormone (ACTH). Imidazole anesthetics (e.g., metomidate and etomidate) interrupt cortisol synthesis in mammals by suppressing the enzyme 11-beta-hydroxylase, which is necessary for cortisol production.

Clinical Use

Metomidate can be 11CH3 labeled and used as a positron emission tomography (PET) radiotracer in combination with high-resolution computed tomography (CT) to detect adrenocortical tumors expressing these enzymes. 

metomidate Preparation Products And Raw materials

Raw materials

Preparation Products

metomidate 1-(1-Phenylethyl)-1H-imidazole-5-carboxylic acid methyl ester Methomidate 3-(1-phenylethyl)imidazole-4-carboxylic acid methyl ester methyl 3-(1-phenylethyl)imidazole-4-carboxylate Methyl 3-(1-phenylethyl)imidazole-5-carboxylate 1-(α-Methylbenzyl)iMidazole-5-carboxylic Acid Methyl Ester AquacalM Hypnodil MethoxyMol MethoxyMol R-7315 Methyl 1-(α-Methylbenzyl)iMidazole-5-carboxylate Methyl 1-[(1RS)-1-phenylethyl]-1H-imidazole-5-carboxylate Etomidate impurity B CRS 1H-Imidazole-5-carboxylic acid, 1-(1-phenylethyl)-, methyl ester Methyl 1-(1-Phenylethyl)-1H-Imidazole-5-Carboxylate Etomidate Impurity 2 (Etomidate EP Impurity B) EM-01 5377-20-8 Aromatics Heterocycles Intermediates & Fine Chemicals Pharmaceuticals