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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1972856Generated: November 1, 2026

Pyrrolidine → 5-(2-Benzyl-2H-indazol-6-yl)-7(4-pyrrolidin-1-ylmethyl-phenyl)-pyrrolo[2,1-f][1,2,4]triazin-4-ylamine

https://huagongshe.com/reaction/1972856

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
Reactant5-(2-benzyl-2H-indazol-6-yl)-7-(4-bromomethyl-phenyl)-pyrrolo[2,1-f][1,2,4]triazin-4-ylamineHCID 69303291—
Product5-(2-Benzyl-2H-indazol-6-yl)-7(4-pyrrolidin-1-ylmethyl-phenyl)-pyrrolo[2,1-f][1,2,4]triazin-4-ylamineHCID 585297618%

Reaction Steps

Using a procedure similar to that of Example 282 (step 2) with 5-(2-benzyl-2H-indazol-6-yl)-7-(4-bromomethyl-phenyl)-pyrrolo[2,1-f][1,2,4]triazin-4-ylamine and pyrrolidine as starting materials, 17 mg (8%) of the desired product was isolated. 1H NMR (300 MHz, DMSO-d6) δ 8.80 (s, 1 H), 8.05 (d, 2 H), 8.0 (s, 1 H), 7.90 (d, 1 H), 7.70 (s, 1 H), 7.60-7.40 (m, 7 H), 7.25 (d, 1 H), 7.20 (s, 1 H), 5.70 (s, 2 H), 3.70 (m, 2 H), 3.40 (s, 2 H), 2.60 (m, 2 H), 1.70 (m, 4 H); ES-MS m/z 500.03 [M+H]+, HPLC RT (min) 2.30.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08431695B2
Source datasetuspto-grants-2013_04
ORD IDord-e4c6586105074ba684b14838f524bb39
Source noteuspto-grants-2013_04