Methyl 2-amino-3-thenoate → Methyl 2-(butylamino)thiophene-3-carboxylate

反応式

[NH2:1][C:2]1[S:3][CH:4]=[CH:5][C:6]=1[C:7]([O:9][CH3:10])=[O:8].N[C:12]1[CH:16]=CS[C:13]=1[C:17](OC)=O>>[CH2:16]([NH:1][C:2]1[S:3][CH:4]=[CH:5][C:6]=1[C:7]([O:9][CH3:10])=[O:8])[CH2:12][CH2:13][CH3:17]

参加物

反応物 2

HCID 78381Methyl 2-amino-3-thenoate

HCID 89652Methyl 3-amino-2-thiophenecarboxylate

生成物 1

HCID 13627663Methyl 2-(butylamino)thiophene-3-carboxylate収率 40.7%

実験手順

In the same manner as in Reference Example 1-1), methyl 2-aminothiophene-3-carboxylate [Chem. Ber. 98, 3571 (1965)]was used in place of methyl 3-aminothiophene-2-carboxylate to obtain 8.69 g (40.7%) of Compound (g-1).

出典と根拠

ORDレコード: ord-5c5bb4bfdbf844218a1f61430a7bba59
出典データセット: uspto-grants-1994_08
DOI: 10.6084/m9.figshare.5104873.v1
特許番号: US05342843

反応ノート

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