ChemicalBook > Product Catalog >Pharmaceutical intermediates >Bulk Drug Intermediates >8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane

8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane

8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane  Structure
CAS No.
423165-13-3
Chemical Name:
8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane
Synonyms
Maraviroc interMediate(Tropine aMine );-8-Benzyl-3-(3-isopropyl-5-methyl-4H-1,2,4-triazol-4-yl);8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-...;8-benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-aza-bicyclo[3.2.1]octane;exo-8-Benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane;8-BENZYL-3-EXO-(3-ISOPROPYL-5-METHYL-4H-1,2,4-TRIAZOL-4-YL)-8-AZABICYCLO[3.2.1]OCTANE;8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane;(3-exo)-8-Benzyl-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane;exo-8-benzyl-3-[3-methyl-5-(propan-2-yl)-4H-1,2,4-triazol-4-yl]-8-azabicyclo[3.2.1]octane;(1R,3s,5S)-8-Benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane
CBNumber:
CB41475489
Molecular Formula:
C20H28N4
Molecular Weight:
324.46
MOL File:
423165-13-3.mol
Modify Date:
2023/11/2 8:54:11

8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane Properties

Melting point 149 ºC
Boiling point 481.5±55.0 °C(Predicted)
Density 1.20
storage temp. 2-8°C
solubility soluble in Chloroform, Dichloromethane
form Solid
pka 9.71±0.40(Predicted)
color Brown
InChI InChI=1/C20H28N4/c1-14(2)20-22-21-15(3)24(20)19-11-17-9-10-18(12-19)23(17)13-16-7-5-4-6-8-16/h4-8,14,17-19H,9-13H2,1-3H3/t17-,18+,19-
InChIKey YHGHRIAZABSSGB-REPLKXPHNA-N
SMILES C1C[C@]2([H])C[C@@H](N3C(C(C)C)=NN=C3C)C[C@@]1([H])N2CC1C=CC=CC=1 |&1:2,5,16,r|

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07,GHS05
Signal word  Danger
Hazard statements  H302-H412-H318
Precautionary statements  P273-P501-P264-P270-P301+P312-P330-P501-P280-P305+P351+P338-P310

8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane Chemical Properties,Uses,Production

Chemical Properties

Brown Solid

Synthesis

A solution of N-(8-benzyl-8-aza-bicyclo[3.2.1]oct-3-yl)-isobutyramide in dichloromethane was slowly added to a slurry of phosphorous pentachloride in dichloromethane at 0 °C, and the mixture was allowed to warm to ambient temperature over 2 hours. The resulting solution was cooled to 0°C, and a solution of acetyl hydrazide in amyl alcohol was slowly added at 10 °C. The reaction was stirred at ambient temperature overnight. The mixture was then cooled to 0°C and treated with 2N sodium hydroxide at 20°C, and the pH was adjusted to 9 with 30% aqueous sodium hydroxide. The organic layer was separated and the aqueous layer was extracted with dichloromethane. The combined organic layers were dried and concentrated to about volume. Ethyl acetate and acetic acid were added and the mixture was heated to 80° C for 1 hour, cooled to ambient temperature and stirred overnight. The solution was cooled to 0°C and the pH was adjusted to about 12 with 2N sodium hydroxide. The organic layer was separated and the aqueous layer was extracted with ethyl acetate. The combined organic layers were dried and concentrated to give 8-Benzyl-3-(3-isopropyl-5-methyl-4h-1,2,4-triazol-4-yl)-8-aza-bicyclo[3.2.1]octane. Yield: 65%.
8-Benzyl-3-(3-isopropyl-5-methyl-4h-1,2,4-triazol-4-yl)-8-aza-bicyclo[3.2.1]octane

8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane Preparation Products And Raw materials

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8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane 8-Azabicyclo[3,2,1]octane3-[3-methyl-5-(1-methlethyl)-4H-1,2,4-triazol-4-yl]-8-(phenylmethyl) exo-8-Benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane 3-[3-Methyl-5-(1-Methylethyl)-4H-1,2,4-triazol-4-yl]-8-(phenylMethyl)-(3-exo)-8-azabicyclo[3.2.1]octane Maraviroc interMediate(Tropine aMine ) 8-Azabicyclo[3.2.1]octane,3-[3-Methyl-5-(1-Methylethyl)-4H-1,2,4-triazol-4-yl]-8-(phenylMethyl)-,(3-exo)- (1R,3s,5S)-8-Benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane -8-Benzyl-3-(3-isopropyl-5-methyl-4H-1,2,4-triazol-4-yl) 8-BENZYL-3-EXO-(3-ISOPROPYL-5-METHYL-4H-1,2,4-TRIAZOL-4-YL)-8-AZABICYCLO[3.2.1]OCTANE exo-8-benzyl-3-[3-methyl-5-(propan-2-yl)-4H-1,2,4-triazol-4-yl]-8-azabicyclo[3.2.1]octane (3-exo)-3-[3-Methyl-5-(1-methylethyl)-4H-1,2,4-triazol- 4-yl] -8-(phenylmethyl)-8-azabicyclo[3.2.1]octane 8-Benzyl-3-exo-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-... 8-benzyl-3-(3-isopropyl-5-Methyl-4H-1,2,4-triazol-4-yl)-8-aza-bicyclo[3.2.1]octane (3-exo)-8-Benzyl-(5-isopropyl-3-methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octane 423165-13-3