Octylamine

The following materials were used without
any further purification: titanium powder (−325 mesh, 99% purity,
Alfa Aesar), aluminum powder (−100 + 325 mesh, 99.5% purity,
Alfa Aesar), titanium carbide powder (−325 mesh, 98% purity,
Sigma-Aldrich), sodium fluoride (99% purity, Alfa Aesar), hydrochloric
acid (37.5% wt. Sigma-Aldrich), tetraethylortho silicate (TEOS, 98%
purity, Alfa Aesar), 1-dodecylamine (DDA, 97% purity, Alfa Aesar), n-octylamine (>98% purity, TCI Chemicals), octylamine
(>98%
purity, TCI Chemicals), sodium hydroxide (97% purity, pellets, Sigma-Aldrich), N-methyl-2-pyrrolidone (NMP, 99.5% purity, Alfa Aesar),
PVDF (99.0% purity, Alfa Aesar), Super P carbon black (99% purity,
Alfa Aesar), NaPF₆ (99% Alfa Aesar), diethyl carbonate
(DEC) and ethylene carbonate (EC) (1:1 w/w%, 99% purity Gotion), aluminum
foil (Tob New Energy).

All the alcohols, amines, and solvents were purchased with a purity
of 98% or higher. Toluene (CAS number: 108-88-3), anhydrous, for transesterification
and transamidation reactions, C. antarctica lipase B on acrylic resin (CalB, Novozym435, 5000 + U/g; CAS number:
9001-62-1), molecular sieves (4 Å, CAS number: 70955-01-0), and
Chloroform-d (CAS number: 865-49-6) were purchased from Sigma-Aldrich.
Ethyl isobutyrate (CAS number: 97-62-1), octylamine (CAS number: 111-86-4),
2-ethoxyethylamine (CAS number: 110-76-9), and 2-methoxyethylamine
(CAS number: 109-85-3) were purchased from TCI Chemicals. Ethyl 2-(hexylcarbamoyloxy)propanoate
was provided by Covestro, Germany. Solvesso100 (CAS number: 64742-95-6)
was purchased from Brenntag Holland. Lewatit beads (Lewatit VP OC
1600) were obtained from Lanxess. Solvents for thin-layer chromatography
(2.1.3) and column chromatography (2.1.4) were of high-performance
liquid chromatography (HPLC) grade from Macron Fine Chemicals. Silica
gel 60/Kieselguhr F₂₅₄ thin-layer chromatography (TLC)
plates were purchased from Merck, and SiliaFlash P60 for column chromatography
was purchased from SiliCycle.