Triethylamine → (R)-1-(4-methyl-2-oxo-2,3-dihydro-benzoxazol-6-ylmethyl)-2-oxo-2-(1'-sulphamoyl-4,4'-bipiperidinyl-1-yl)-ethyl 4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidine-1-carboxylate

HRID 642830Notes

Reaction equation

HRID 642830 reaction equation
[O:1]=[C:2]1[N:8]([CH:9]2[CH2:14][CH2:13][N:12]([C:15]([O:17][C@@H:18]([C:31](O)=[O:32])[CH2:19][C:20]3[CH:29]=[C:28]([CH3:30])[C:23]4[NH:24][C:25](=[O:27])[O:26][C:22]=4[CH:21]=3)=[O:16])[CH2:11][CH2:10]2)[CH2:7][CH2:6][C:5]2[CH:34]=[CH:35][CH:36]=[CH:37][C:4]=2[NH:3]1.CN(C(ON1N=NC2C=CC=CC1=2)=[N+](C)C)C.[B-](F)(F)(F)F.C(N(CC)CC)C.[N:67]1([S:79]([NH2:82])(=[O:81])=[O:80])[CH2:72][CH2:71][CH:70]([CH:73]2[CH2:78][CH2:77][NH:76][CH2:75][CH2:74]2)[CH2:69][CH2:68]1>CN(C=O)C>[O:1]=[C:2]1[N:8]([CH:9]2[CH2:10][CH2:11][N:12]([C:15]([O:17][C@H:18]([CH2:19][C:20]3[CH:29]=[C:28]([CH3:30])[C:23]4[NH:24][C:25](=[O:27])[O:26][C:22]=4[CH:21]=3)[C:31](=[O:32])[N:76]3[CH2:75][CH2:74][CH:73]([CH:70]4[CH2:71][CH2:72][N:67]([S:79](=[O:81])(=[O:80])[NH2:82])[CH2:68][CH2:69]4)[CH2:78][CH2:77]3)=[O:16])[CH2:13][CH2:14]2)[CH2:7][CH2:6][C:5]2[CH:34]=[CH:35][CH:36]=[CH:37][C:4]=2[NH:3]1

Participants

6

Reactant 4

HCID 8471TriethylamineHCID 2733207O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 59258092[4,4'-Bipiperidine]-1-sulfonamideHCID 68608307(R)-1-carboxy-2-(4-methyl-2-oxo-2,3-dihydrobenzoxazol-6-yl)-ethyl 4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidine-1-carboxylate

Product 1

HCID 11592912(R)-1-(4-methyl-2-oxo-2,3-dihydro-benzoxazol-6-ylmethyl)-2-oxo-2-(1'-sulphamoyl-4,4'-bipiperidinyl-1-yl)-ethyl 4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidine-1-carboxylate

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

A solution of 73 mg (0.14 mmol) (R)-1-carboxy-2-(4-methyl-2-oxo-2,3-dihydrobenz-oxazol-6-yl)-ethyl 4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidine-1-carboxylate, 51 mg (0.16 mmol) TBTU, 42 μL (0.3 mmol) triethylamine and 41 mg (0.14 mmol) [4,4′]bipiperidinyl-1-sulphonic acid amide (used as the hydrochloride salt) in 1.8 mL DMF was stirred overnight at RT. The reaction mixture was purified by HPLC, the fractions containing the product were combined and lyophilised.

Workup

  1. customThe reaction mixture was purified by HPLC
  2. additionthe fractions containing the product

Sources & evidence

ORD record
ord-2951e73c0a8048f5be6bc2209e7c638d
Source dataset
uspto-grants-2010_04
Patent number
US07696195B2

Reaction notes

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