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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 249727Generated: October 28, 2026

Water → HCID 57791289, compound

https://huagongshe.com/reaction/249727

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantAzobisisobutyronitrileHCID 6547—
ReactantN-bromobutanimideHCID 67184—
ReactantHCID 57791309HCID 57791309—
SolventCarbon TetrachlorideHCID 5943—
ProductHCID 57791289HCID 5779128965.1%

Reaction Steps

3-Ethoxy-2-fluoro-6-methylpyridine (400 mg) was initially introduced in carbon tetrachloride (30 ml) and, after addition of N-bromosuccinimide (505 mg) and 2,2′-azobis(2-methylpropionitrile) (85 mg), the reaction mixture was heated at reflux for 7 h. After standing overnight at RT, it was treated with water and extracted three times with dichloromethane. The combined organic phases were dried over sodium sulfate, filtered and concentrated. The residue was purified on silica gel (n-heptane-ethyl acetate gradient). After the combination of the product-containing fractions, it was brought to dryness. 393 mg of the desired compound were obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07863269B2
Source datasetuspto-grants-2011_01
ORD IDord-03517d09f06242d69afc61f8270e78d2
Source noteuspto-grants-2011_01