Hydrochloric Acid → Ethyl 5-nitrothiophene-2-carboxylate

HRID 49931

反応式

HRID 49931 の反応式
[N+:1]([C:4]1[S:8][C:7]([C:9]([OH:11])=[O:10])=[CH:6][CH:5]=1)([O-:3])=[O:2].O1CCO[CH2:14][CH2:13]1.Cl>C(O)C>[N+:1]([C:4]1[S:8][C:7]([C:9]([O:11][CH2:13][CH3:14])=[O:10])=[CH:6][CH:5]=1)([O-:3])=[O:2]

参加物

5

反応物 3

HCID 313Hydrochloric AcidHCID 312751,4-DioxaneHCID 805915-Nitro-2-thenoic acid

生成物 1

HCID 304627Ethyl 5-nitrothiophene-2-carboxylate

試薬・触媒・溶媒 1

HCID 702Ethanol溶媒

反応条件

温度
60 °C

実験手順

5 g of 5-nitrothiophene-2-carboxylic acid was stirred in 100 ml of ethanol. 20 ml of dioxane containing 4 M of hydrogen chloride was added to the obtained mixture, and they were stirred at 60° C. for 2 days. The solvent was evaporated to obtain the title compound.

後処理

  1. customThe solvent was evaporated

出典と根拠

ORDレコード
ord-f84d5a426a894c01af94fb8ebc136096
出典データセット
uspto-grants-2004_03
特許番号
US06710056B2

関連ノート

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