Ethylamine → N-Ethyl-1-methyl-1H-pyrazole-4-carboxamide

HRID 356449

反応式

HRID 356449 の反応式
[CH3:1][N:2]1[CH:6]=[C:5]([C:7]([OH:9])=O)[CH:4]=[N:3]1.[CH2:10]([NH2:12])[CH3:11]>O>[CH2:10]([NH:12][C:7]([C:5]1[CH:4]=[N:3][N:2]([CH3:1])[CH:6]=1)=[O:9])[CH3:11]

参加物

4

反応物 2

HCID 6341EthylamineHCID 6431601-Methyl-1H-pyrazole-4-carboxylic acid

生成物 1

HCID 19474722N-Ethyl-1-methyl-1H-pyrazole-4-carboxamide収率 54.7%

試薬・触媒・溶媒 1

HCID 962Water溶媒

実験手順

N-Ethyl-1-methyl-1H-pyrazole-4-carboxamide was prepared from 1-methyl-1H-pyrazole-4-carboxylic acid and 70% ethylamine in water using the methods of steps a and b of Example 248. The product was purified by flash chromatography with 10% ethyl acetate-hexane and recovered as a white solid in 54.7% yield. m.p. 103°-106° C.

後処理

  1. customThe product was purified by flash chromatography with 10% ethyl acetate-hexane
  2. customrecovered as a white solid in 54.7% yield

出典と根拠

ORDレコード
ord-22a62a755d6b46f98bba54c6d713af6c
出典データセット
uspto-grants-1998_11
特許番号
US05834447

関連ノート

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