Trifluoroacetic acid → 8-(4-Fluoro-phenylethynyl)-4-(3-tetrazol-1-yl-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-one

HRID 1635416Notes

Reaction equation

HRID 1635416 reaction equation
C(OC(=O)[NH:7][C:8]1[CH:13]=[CH:12][C:11]([C:14]#[C:15][C:16]2[CH:21]=[CH:20][C:19]([F:22])=[CH:18][CH:17]=2)=[CH:10][C:9]=1[NH2:23])(C)(C)C.C(O[C:28](=[O:43])[CH2:29][C:30](=O)[C:31]1[CH:36]=[CH:35][CH:34]=[C:33]([N:37]2[CH:41]=[N:40][N:39]=[N:38]2)[CH:32]=1)C.C(O)(C(F)(F)F)=O>C(Cl)Cl>[F:22][C:19]1[CH:18]=[CH:17][C:16]([C:15]#[C:14][C:11]2[CH:12]=[CH:13][C:8]3[N:7]=[C:30]([C:31]4[CH:36]=[CH:35][CH:34]=[C:33]([N:37]5[CH:41]=[N:40][N:39]=[N:38]5)[CH:32]=4)[CH2:29][C:28](=[O:43])[NH:23][C:9]=3[CH:10]=2)=[CH:21][CH:20]=1

Participants

5

Reactant 3

HCID 6422Trifluoroacetic acidHCID 69486641[2-Amino-4-(4-fluoro-phenylethynyl)-phenyl]-carbamic acid tert-butyl esterHCID 695927913-Oxo-3-(3-tetrazol-1-yl-phenyl)-propionic acid ethyl ester

Product 1

HCID 98451278-(4-Fluoro-phenylethynyl)-4-(3-tetrazol-1-yl-phenyl)-1,3-dihydro-benzo[b][1,4]diazepin-2-one

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

Prepared from [2-amino-4-(4-fluoro-phenylethynyl)-phenyl]-carbamic acid tert.-butyl ester (Example G33) and 3-oxo-3-(3-tetrazol-1-yl-phenyl)-propionic acid ethyl ester (Example H15) according to the general procedure K. The obtained material was deprotected and cyclized by treatment with TFA in CH2Cl2 according to the general procedure M. Obtained as a beige powder (5.5 mg).

Sources & evidence

ORD record
ord-80c0650e7cc54896803aad92edc90b63
Source dataset
uspto-grants-2003_01
Patent number
US06509328B1

Reaction notes

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