Triethylamine → N-{1-[4-(1-Cyanocyclohexyl)phenyl]ethyl}-2-(6,7-difluoro-1H-benzimidazol-1-yl)acetamide

https://huagongshe.com/reaction/419984

Participants

Role	Name	HCID	Charge
Reactant	Triethylamine	HCID 8471	—
Reactant	Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)	HCID 9886157	—
Reactant	HCID 57939018	HCID 57939018	—
Reactant	1-[4-(1-Aminoethyl)phenyl]cyclohexanecarbonitrile	HCID 58298437	—
Solvent	Water	HCID 962	—
Solvent	Acetonitrile	HCID 6342	—
Product	N-{1-[4-(1-Cyanocyclohexyl)phenyl]ethyl}-2-(6,7-difluoro-1H-benzimidazol-1-yl)acetamide	HCID 24850119	—

Reaction Steps

N-{1-[4-(1-Cyanocyclohexyl)phenyl]ethyl}-2-(6,7-difluoro-1H-benzimidazol-1-yl)acetamide is synthesized according to example 5 by mixing (6,7-difluoro-1H-benzimidazol-1-yl)acetic acid (233 mg, 1.10 mmol) prepared according to scheme 2, 1-[4-(1-aminoethyl)phenyl]cyclohexanecarbonitrile (250 mg, 1.10 mmol) prepared according to scheme 11, Et3N (111 mg, 1.10 mmol, 0.153 mL) and HATU (418 mg, 1.10 mmol) in MeCN (10.0 mL). The product is purified by HPLC: Gilson prep pumps, Flow rate: 30 ml/min, Column: Gemini (5μ) 21.2×50 mm, Mobile phase: A=water (10 mM NH4CO3) B=MeCN, (336 mg, 0.796 mmol, 72%). 1H NMR (400 MHz, DMSO-D6) δ ppm 1.38 (d, J=7.03 Hz, 3H) 1.23-1.35 (m, 1H) 1.51-1.69 (m, 2H) 1.69-1.78 (m, 1H) 1.77-1.89 (m, 4H) 1.99-2.09 (m, 2H) 4.87-5.00 (m, 1H) 5.07 (s, 2H) 7.14-7.28 (m, 1H) 7.37 (d, J=8.40 Hz, 2H) 7.42-7.53 (m, 3H) 8.19 (s, 1H) 8.83 (d, J=7.81 Hz, 1H); MS [M+H], calcd: 424.0. found: 423.3.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US08093402B2
Source dataset	uspto-grants-2012_01
ORD ID	ord-e4a63bd1d0814f9a99b336c0b74a3af6
Source note	uspto-grants-2012_01