Diisopropylethylamine → HCID 86656931, compound

Participants

Role	Name	HCID	Charge
Reactant	Diisopropylethylamine	HCID 81531	—
Reactant	Methanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)	HCID 2733084	—
Reactant	HCID 39225678	HCID 39225678	—
Reactant	2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzimidazole-5-carboxylic acid	HCID 58397730	—
Solvent	Dimethylformamide	HCID 6228	—
Product	HCID 86656931	HCID 86656931	24.7%

Reaction Steps

2-(6-Chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid [(R)-1-((R)-2-hydroxy-propyl)-pyrrolidin-3-yl]amide (20 mg) was prepared by following General Procedure F starting from 2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid (60 mg), (R)-1-((R)-3-amino-pyrrolidin-1-yl)-propan-2-ol (100 mg), HBTU (180 mg), and DIEA (100 uL) in DMF (1 mL). LC/MS: m/z 484.7. 1H NMR (DMSO-d6, 400 MHz): δ 8.43 (m, 1H), 8.08 (s, 1H), 7.93-7.92 (d, 1H), 7.75 (br. m, 1H), 7.47-7.45 (br. d, 1H), 7.40-7.37 (m, 1H), 4.52-4.42 (m, 2H), 3.77-3.73 (m, 1H), 3.66 (s, 3H), 2.92-2.78 (m, 2H), 2.63-2.60 (m, 2H), 2.46-2.43 (m, 2H), 2.19-2.14 (m, 1H), 1.86-1.78 (m, 1H) 1.07-1.06 (d, 3H) —NH and OH proton signal was not observed.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US08759535B2
Source dataset	uspto-grants-2014_06
ORD ID	ord-a03c6f4a7b6a48d381265e333c58df90
Source note	uspto-grants-2014_06