Prostaglandin F2α (PGF2α) drives luteolysis and smooth muscle contraction by activating the FP receptor. Bimatoprost methyl ester is a lipophilic analog of 17-phenyl trinor PGF2α, a potent agonist for the FP receptor. 17-phenyl trinor PGF2α binds the FP receptor on ovine luteal cells with a relative potency of 756% compared to that of PGF2α. Esters of PGs serve as prodrugs, as they are efficiently hydrolyzed in certain tissues to generate the bioactive free acid.

N-Desethyl Bimatoprost (17-phenyl trinor PGF2α amide) is an F-series PG analog in which the C-1 carboxyl group has been modified to an unsubstituted amide. PG esters have been shown to have ocular hypotensive activity. PG N-ethyl amides were recently introduced as alternative PG hypotensive prodrugs. Although it has been claimed that PG amides are not converted to the free acids in vivo, studies have shown that bovine and human corneal tissue converts the amides of various PGs to the free acids with a conversion efficiency of about 10-20% relative to the hydrolysis of isopropyl esters. 17-phenyl trinor PGF2α amide would be expected to show the typical intraocular effects of latanoprost, but with the much slower hydrolysis pharmacokinetics of the PG N-amides.

Bimatoprost isopropyl ester is an F-series prostaglandin analog, which has been approved as a hypotensive drug.

Bimatoprost (AGN 192024) is a cloprostenol-derived amide that is used as an antihypertensive agent in the treatment of open-angle glaucoma and ocular hypertension.

Bimatoprost (AGN 192024) D5 is a deuterium-labeled Bimatoprost. Bimatoprost is a topical hypotensive agent frequently used for treating glaucoma and ocular hypertension.

(15R)-Bimatoprost (15(R)-17-phenyl trinor PGF2α ethyl amide), an isomer of Bimatoprost characterized by an inverted (β) hydroxyl group on C-15 [1], is a prostaglandin analog employed in the treatment of glaucoma and ocular hypertension.

Bimatoprost acid (17-phenyl trinor PGF2α) is a metabolically stable analog of PGF2α and has a potential antagonistic activity for the FP receptor. It has a relative potency of 756% compared to PGF2α for binding to the FP receptor on ovine luteal cells.

Bimatoprost grenod(15-(6-nitroxyhexanoyl)-17-phenyl trinor PGF2α) is a nitric oxide-donating derivative of 17-phenyl trinor PGF2α.1It increases cGMP levels in rabbit aqueous humor and iris ciliary body when topically administered at a concentration of 0.042%. Topical administration of 15-(6-nitroxylhexanoyl)-17-phenyl trinor PGF2α(0.14%) reduces intraocular hypertension (IOP) in a rabbit model of hypertonic saline-induced transient ocular pressure. It also reduces IOP in a cynomolgus monkey model of laser-induced ocular hypertension when administered topically at a concentration of 0.042%.

17-Phenyl trinor Prostaglandin F2αdiethyl amide (17-phenyl trinor PGF2αdiethyl amide) is a Prostaglandin F2α(PGF2α) analog characterized by the substitution of the C-1 carboxyl group with an N-diethyl amide. Prostaglandin (PG) esters and N-ethyl amides have demonstrated ocular hypotensive properties, with N-ethyl amides introduced as alternative options for PG hypotensive prodrugs. Studies indicate that both bovine and human corneal tissues can convert N-ethyl amides of various PGs into their free acid forms at a rate of approximately 2.5 µg/g corneal tissue/hr. However, dialkyl amides like 17-phenyl trinor PGF2αdiethyl amide resist conversion by corneal amidase, showing no detectable transformation into free acids. This characteristic suggests their potential as valuable investigative tools for assessing the intrinsic intraocular hypotensive activities of PG amides.

Bimatoprost Serinol Amide (Bima SA), a prostaglandin analog, shows research potential for glaucoma [1].

5-trans-17-phenyl trinor Prostaglandin F2α (5-trans-17-phenyl trinor PGF2α) represents the 5-trans isomer and the free acid variant of 17-phenyl trinor PGF2α, distinct from its ethyl amide and dimethyl amide derivatives. This compound serves as a potential impurity in 17-phenyl trinor PGF2α formulations. It is utilized as an analytical standard for the detection and quantification of itself in 17-phenyl trinor PGF2α preparations.

Bimatoprost is the Allergan trade name for 17-phenyl trinor prostaglandin F2α ethyl amide (17-phenyl trinor PGF2α ethyl amide), an F-series PG analog which has been approved for use as an ocular hypotensive drug. Oxidation of the C-15 hydroxyl group produces 15-keto-17-phenyl trinor PGF2α ethyl amide. 15-keto-17-phenyl trinor PGF2α ethyl amide is a potential metabolite of 17-phenyl trinor PGF2α ethyl amide when 17-phenyl trinor PGF2α ethyl amide is administered to intact animals. No pharmacological studies on 15-keto-17-phenyl trinor PGF2α ethyl amide have been reported.

Bimatoprost is an F-series prostaglandin (PG) analog which has been approved for use as an ocular hypotensive drug. Oxidation of the C-15 hydroxyl group and amide hydrolysis of Bimatoprost produces 15-keto-17-phenyl trinor PGF2α. 15-keto-17-phenyl trinor PGF2α is a potential metabolite of bimatoprost when administered to animals. 15-keto PG analogs are potential minor impurities in commercial preparations of their corresponding bulk drug compounds. Although much less potent that the parent compound, 15-keto PGs still retain the ability to produce a small but measurable decrease (1 mm Hg) in the intraocular pressure of normal cynomolgus monkeys when administered at a dose of 1 μg/eye. 15-keto Latanoprost (15-keto-17-phenyl-13,14-dihydro trinor PGF2α isopropyl ester) is a miotic in the normal cat eye, causing an 8 mm reduction in pupillary diameter at 5 μg/eye. Again, this is not as potent as many other F-type PGs; for example, PGF2α will produce this degree of miosis at a dose of less than 1 μg/eye.

17-phenyl trinor Prostaglandin F2α (17-phenyl trinor PGF2α) is a metabolically stable analog of PGF2α and is a potent agonist for the FP receptor, binding with a relative potency of 756% compared to that of PGF2α. The ethyl amide of 17-phenyl trinor PGF2α bimatoprost has been approved for use as an ocular hypotensive drug. 17-phenyl trinor PGF2α methyl amide is an analog of bimatoprost. Its biological and toxicological properties have not been evaluated.

AL 8810 is an 11β-fluoro analog of prostaglandin F2α (PGF2α) which acts as a potent and selective antagonist at the FP receptor. AL 8810 ethyl amide is an analog of AL 8810 in which the C-1 carboxyl group has been modified to an N-ethyl amide. This modification is analogous to the PG N-ethyl amides, as typified by Bimatoprost, that have been introduced as alternative PG ocular hypotensive prodrugs. In contrast to AL 8810 which contracted the cat iris, AL 8810 ethyl amide showed no contraction activity at concentrations up to 10-4 M and did not antagonize the activity of PGF2α-ethanolamide in this system.

17-phenyl trinor PGF2α N-ethyl amide is an F-series prostaglandin analog which has been approved for use as an ocular hypotensive drug, sold under the Allergan trade name Bimatoprost. The N-ethyl amide prostaglandin prodrugs are converted to the active free acid more slowly than the analogous prostaglandin ester prodrugs such as latanoprost. This product is the isopropyl ester of the free acid prostaglandin which corresponds to Bimatoprost. The free acid, 17-phenyl trinor PGF2α, is a potent FP receptor agonist. In human and animal models of glaucoma, FP receptor agonist activity corresponds very closely with intraocular hypotensive activity. The 17-phenyl trinor PGF2α isopropyl ester derivative was examined for IOP-lowering activity during the development of latanoprost. At the dose of 3 μg/eye in the monkey, 17-phenyl trinor PGF2α isopropyl ester was the most potent analog tested in reducing IOP, lowering the IOP 1.3 mm Hg below the level achieved by latanoprost. However, this derivative was also significantly more irritating to the eye than latanoprost.

There are currently four prostaglandin (PG) derivatives which have been approved for human clinical use for the treatment of glaucoma. The names of the PGs and the concentrations of the approved doses are: travoprost (40 μg/ml), latanoprost (50 μg/ml), bimatoprost (300 μg/ml), and unoprostone (1,500 μg/ml). All of these compounds are modified at C-1 in order to act as lipophilic prodrugs in the eye. All have also been postulated to function via activation of the prostanoid FP receptor. Unoprostone and bimatoprost stand out in this class due to their lack of potency. Both are also claimed to have alternate mechanisms of actions: as a docosanoid in the case of unoprostone and as a prostamide in the case of bimatoprost. Lumula is a hybrid eicosanoid analog which incorporates the docosanoid features of unoprostone as well as the prostamide features of bimatoprost. Based on classical structure-activity relationships which have been established for prostanoid receptors

17-phenyl trinor Prostaglandin F2α N-ethyl amide (17-phenyl trinor PGF2α) is an F-series prostaglandin analog which has been approved for use as an ocular hypotensive drug, sold under the Allergan trade name 17-phenyl trinor PGF2α ethyl amide. Investigations in our lab have shown that 17-phenyl trinor PGF2α ethyl amide is converted by an amidase enzymatic activity in the human cornea to yield the corresponding free acid, with a conversion rate of about 25 μg/cornea/24 hours. The free acid, 17-phenyl trinor PGF2α, is a potent FP receptor agonist. 15(R)-17-phenyl trinor PGF2α is the 15-epi, or unnatural isomer of this active free acid metabolite. It has much diminished FP receptor-mediated activity