AMG-221

Modify Date: 2024-01-03 15:34:59

AMG-221 Structure
AMG-221 structure
Common Name AMG-221
CAS Number 1095565-81-3 Molecular Weight 266.40200
Density N/A Boiling Point N/A
Molecular Formula C14H22N2OS Melting Point N/A
MSDS N/A Flash Point N/A

 Use of AMG-221


AMG-221 is an inhibitor of 11β-hydroxysteroid dehydrogenase type 1 (11β-HSD1) with a Ki of 12.8 nM in vitro biochemical scintillation proximity assay (SPA) and an IC50 of 10.1 nM in cell-based assays[1][2]. AMG-221 can be used for the research of type 2 diabetes[3].

 Names

Name (5S)-2-[[(1R,3S,4S)-3-bicyclo[2.2.1]heptanyl]amino]-5-methyl-5-propan-2-yl-1,3-thiazol-4-one
Synonym More Synonyms

 AMG-221 Biological Activity

Description AMG-221 is an inhibitor of 11β-hydroxysteroid dehydrogenase type 1 (11β-HSD1) with a Ki of 12.8 nM in vitro biochemical scintillation proximity assay (SPA) and an IC50 of 10.1 nM in cell-based assays[1][2]. AMG-221 can be used for the research of type 2 diabetes[3].
Related Catalog
In Vitro AMG-221 shows selectivity over 11β-HSD2, 17β-HSD1, and glucocorticoid receptor (GR) (IC50 values for all assays are >10 μM)[2].
In Vivo AMG-221 (25 or 50 mg/kg; b.i.d.; orally gavaged) inhibits 11β-HSD1 activity in DIO mice. At the end of the study, fed blood glucose shows statistically significant reduction in comparison to the vehicle group. On day 14 and after a 12 h fast, glucose tolerance is slightly improved in the AMG-221 treatment groups compared with the vehicle group[2]. 11β-HSD1 activity is inhibited by 33%, 55%, and 47% in the inguinal fat at 4 h after AMG-221 is orally gavaged at 5, 15, and 50 mg/kg, respectively. At 8 h, the 11β-HSD1 activity in the inguinal fat of the 5 mg/kg group has returned to a level (∼10% inhibition) close to that in the control animals treated with vehicle, but there is still significant inhibition in the 15 and 50 mg/kg groups (36% and 39% inhibition, respectively)[2]. AMG-221 has a good bioavailability in mouse, rat, and dog. However, the bioavailability in monkey is low[2]. AMG-221 exhibits moderate oral bioavailability (male CD1 mouse 31%) following oral administration (10 mg/kg)[3]. AMG-221 exhibits terminal elimination half-life (male CD1 mouse 3.32 h) due to high plasma clearance (3.31 L/h/kg) combined with large volumes of distribution (0.9 L/kg) following intravenous administration (2 mg/kg)[3]. Animal Model: Diet-Induced Obesity (DIO) Mice[2] Dosage: 25 or 50 mg/kg (prepare in 0.1% Tween-80 and 0.5% CMC in water) Administration: Orally gavaged; twice a day for 13 or 14 days Result: There were statistically significant decreases in insulin levels in all treated groups when compared with the vehicle control group on day 13.
References

[1]. Seb Caille, et al. Two asymmetric syntheses of AMG 221, an inhibitor of 11beta-hydroxysteroid dehydrogenase type 1.J Org Chem. 2009 May 15;74(10):3833-42.

[2]. Murielle M Véniant, et al. Discovery of a potent, orally active 11beta-hydroxysteroid dehydrogenase type 1 inhibitor for clinical study: identification of (S)-2-((1S,2S,4R)-bicyclo[2.2.1]heptan-2-ylamino)-5-isopropyl-5-methylthiazol-4(5H)-one (AMG 221). J Med Chem. 2010 Jun 10;53(11):4481-7.

[3]. Aiwen Li, et al. Synthesis and Evaluation of the Metabolites of AMG 221, a Clinical Candidate for the Treatment of Type 2 Diabetes. ACS Med Chem Lett. 2011 Sep 13;2(11):824-7.

 Chemical & Physical Properties

Molecular Formula C14H22N2OS
Molecular Weight 266.40200
Exact Mass 266.14500
PSA 70.25000
LogP 3.08460

 Synthetic Route

~68%

AMG-221 Structure

AMG-221

CAS#:1095565-81-3

Literature: AMGEN INC. Patent: WO2009/2445 A1, 2008 ; Location in patent: Page/Page column 44-45 ; WO 2009/002445 A1

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AMG-221 Structure

AMG-221

CAS#:1095565-81-3

Literature: AMGEN INC.; CAILLE, Seb; CUI, Sheng; WANG, Silas; FAUL, Margaret Patent: WO2010/14586 A1, 2010 ; Location in patent: Page/Page column 24-25 ; WO 2010/014586 A1

~%

AMG-221 Structure

AMG-221

CAS#:1095565-81-3

Literature: Frizzle, Matthew J.; Nani, Roger R.; Martinelli, Michael J.; Moniz, George A. Tetrahedron Letters, 2011 , vol. 52, # 43 p. 5613 - 5616

~92%

AMG-221 Structure

AMG-221

CAS#:1095565-81-3

Literature: AMGEN INC.; MONIZ, George A.; FRIZZLE, Matthew J.; BERNARD, Charles; MARTINELLI, Michael; FAUL, Margaret; LARROW, Jay; HANSEN, Karl B.; KLINGENSMITH, Liane Patent: WO2010/8729 A2, 2010 ; Location in patent: Page/Page column 45-46 ; WO 2010/008729 A2

 Synonyms

5S-2-(bicyclo[2.2.1]heptan-2-ylamino)-5-isopropyl-5-methylthiazol-4(5H)-one
UNII-2T929W7AG8
4(5H)-Thiazolone,2-((1S,2S,4R)-bicyclo(2.2.1)hept-2-ylamino)-5-methyl-5-(1-methylethyl)-,(5S)
AMG 221
(S)-2-((1S,2S,4R)-bicyclo[2.2.1]heptan-2-ylamino)-5-isopropyl-5-methylthiazol-4(5H)-one
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