Diisopropylethylamine → [(S)-((S)-1-{(5R,8S)-10,10-Dimethyl-8-[(1R,2S)-1-(pyrrolidine-1-sulfonylaminocarbonyl)-2-vinyl-cyclopropylcarbamoyl]-7-aza-dispiro[3.0.4.1]decane-7-carbonyl}-2,2-dimethyl-propylcarbamoyl)-(1-methyl-cyclohexyl)-methyl]-carbamic acid tert-butyl ester

HRID 1471313Notes

Reaction equation

HRID 1471313 reaction equation
[C:1]([O:5][C:6]([NH:8][C@@H:9]([C:13]1([CH3:19])[CH2:18][CH2:17][CH2:16][CH2:15][CH2:14]1)[C:10]([OH:12])=O)=[O:7])([CH3:4])([CH3:3])[CH3:2].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C.[N:53]1([S:58]([NH:61][C:62]([C@@:64]2([NH:69][C:70]([C@@H:72]3[CH2:83][C@:75]4([C:80]([CH3:82])([CH3:81])[C:76]54[CH2:79][CH2:78][CH2:77]5)[CH2:74][N:73]3[C:84](=[O:91])[C@@H:85]([NH2:90])[C:86]([CH3:89])([CH3:88])[CH3:87])=[O:71])[CH2:66][C@H:65]2[CH:67]=[CH2:68])=[O:63])(=[O:60])=[O:59])[CH2:57][CH2:56][CH2:55][CH2:54]1>C(Cl)Cl>[C:1]([O:5][C:6](=[O:7])[NH:8][C@H:9]([C:10](=[O:12])[NH:90][C@H:85]([C:84]([N:73]1[C@H:72]([C:70](=[O:71])[NH:69][C@:64]2([C:62]([NH:61][S:58]([N:53]3[CH2:54][CH2:55][CH2:56][CH2:57]3)(=[O:60])=[O:59])=[O:63])[CH2:66][C@H:65]2[CH:67]=[CH2:68])[CH2:83][C@:75]2([C:80]([CH3:82])([CH3:81])[C:76]32[CH2:79][CH2:78][CH2:77]3)[CH2:74]1)=[O:91])[C:86]([CH3:89])([CH3:88])[CH3:87])[C:13]1([CH3:19])[CH2:18][CH2:17][CH2:16][CH2:15][CH2:14]1)([CH3:2])([CH3:3])[CH3:4]

Participants

6

Procedure

A solution of (S)-tert-Butoxycarbonylamino-(1-methyl-cyclohexyl)-acetic acid (0.217 g; 0.80 mmol) (prepared according to Tetrahedron Let. 2007, 48, 6343-6347) and HATU (0.38 g; 1.00 mmol) in DCM (10 mL) was stirred for 20 min at ambient temperature. After addition of DIPEA (0.698 mL; 4.00 mmol) and (5R,8S)-7-((S)-2-Amino-3,3-dimethyl-butyryl)-10,10-dimethyl-7-aza-dispiro[3.0.4.1]decane-8-carboxylic acid [(1R,2S)-1-(pyrrolidine-1-sulfonylaminocarbonyl)-2-vinyl-cyclopropyl]-amide (0.400 g; 0.67 mmol) in DCM (10 mL) the reaction mixture was stirred for 15 h, the solvent was removed in vacuo and the residue was purified by preparative HPLC (method L) to yield the title compound. LC-MS (method E): Rt=2.91 min; M/z=818 [M+H], HPLC (method A3) Rt=7.18 min

Workup

  1. customthe solvent was removed in vacuo
  2. customthe residue was purified by preparative HPLC (method L)

Sources & evidence

ORD record
ord-b57ba08652f64a13b3c23db0e8352c6a
Source dataset
uspto-grants-2015_04
Patent number
US09011833B2

Reaction notes

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