methyl 2-ethyl-2H-thieno[3,2-c]pyrazole-5-carboxylate → (2-Ethyl-2H-thieno[3,2-c]pyrazol-5-yl)methanaminium chloride

HRID 1890530Notes

Reaction equation

HRID 1890530 reaction equation
[CH2:1]([N:3]1[CH:7]=[C:6]2[S:8][C:9]([C:11](OC)=O)=[CH:10][C:5]2=[N:4]1)[CH3:2].[ClH:15].S1C2C=C[N:21]=CC=2C=C1CN>>[Cl-:15].[CH2:1]([N:3]1[CH:7]=[C:6]2[S:8][C:9]([CH2:11][NH3+:21])=[CH:10][C:5]2=[N:4]1)[CH3:2]

Participants

3

Reactant 2

HCID 67305312methyl 2-ethyl-2H-thieno[3,2-c]pyrazole-5-carboxylateHCID 67306703Thieno[3,2-c]pyridin-2-ylmethanamine hydrochloride

Product 1

HCID 86671433(2-Ethyl-2H-thieno[3,2-c]pyrazol-5-yl)methanaminium chloride

Procedure

Intermediate G was prepared from methyl 2-ethyl-2H-thieno[3,2-c]pyrazole-5-carboxylate (G-3) following similar procedures for synthesizing intermediate D from D-2, as described above. MS (m/z): 182 (M+1)+.

Sources & evidence

ORD record
ord-270b02c5f4c04b3ca740b55e11273a33
Source dataset
uspto-grants-2013_08
Patent number
US08507487B2

Reaction notes

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