Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2183340Generated: October 31, 2026

1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → HCID 22479822, compound

https://huagongshe.com/reaction/2183340

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactant(R)-Tetrahydro-3-furoic acidHCID 4661317—
Reactant3-(3-Aminophenyl)-1-perhydro-2h-pyran-2-yl-1h-indazole5-carboxamideHCID 22479959—
ProductHCID 22479822HCID 2247982215.4%

Reaction Steps

Following Example 290, the reaction of 3-(3-aminophenyl)-1-perhydro-2H-pyran-2-yl-1H-indazole-5-carboxamide (250 mg, 0.74 mmol) with tetrahydro-3-furoic acid (0.10 g, 0.89 mmol) and EDCI (0.21 g, 1.11 mmol) furnished 40 mg (15% yield) of the title compound. 1H NMR (DMSOd6) δ 13.2 (br s, 1H), 10.2 (s, 1H), 8.6 (s, 1H), 8.2 (s, 1H), 8.1 (s, 1H), 7.7 (t, 1H), 7.6 (d, 1H), 7.5 (t, 1H), 7.4 (s, 1H), 3.9 (m, 1H), 3.82-3.68 (m, 2H), 3.3-3.1 (m, 2H), 2.2-2.0 (m, 2H); ES-MS (m/z) 351 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06897231B2
Source datasetuspto-grants-2005_05
ORD IDord-b7a2bd1da1bf49618ed5a94e87635203
Source noteuspto-grants-2005_05