(S,R)-1-(2-tert-butoxycarbonylamino-2-phenylacetyl)-pyrrolidine-2-carboxylic acid → (S,R)-{2-[2-(2-bromo-imidazo[2,1-b]thiazol-6-ylcarbamoyl)-pyrrolidin-1-yl]-2-oxo-1-phenyl-ethyl}-carbamic acid methyl ester

HRID 1811683Notes

Reaction equation

HRID 1811683 reaction equation
Cl.BrC1SC2=NC(N)=CN2C=1.C(OC(N[C@H](C1C=CC=CC=1)C(N1CCC[C@H]1C(O)=O)=O)=O)(C)(C)C.[C:37]([O:41][C:42](=[O:70])[NH:43][C@@H:44]([C:64]1[CH:69]=[CH:68][CH:67]=[CH:66][CH:65]=1)[C:45]([N:47]1[CH2:51][CH2:50][CH2:49][C@H:48]1[C:52](=[O:63])[NH:53][C:54]1[N:55]=[C:56]2[N:60]([CH:61]=1)[CH:59]=[C:58]([Br:62])[S:57]2)=[O:46])(C)(C)C>>[CH3:37][O:41][C:42](=[O:70])[NH:43][C@@H:44]([C:64]1[CH:69]=[CH:68][CH:67]=[CH:66][CH:65]=1)[C:45]([N:47]1[CH2:51][CH2:50][CH2:49][C@@H:48]1[C:52](=[O:63])[NH:53][C:54]1[N:55]=[C:56]2[N:60]([CH:61]=1)[CH:59]=[C:58]([Br:62])[S:57]2)=[O:46]

Participants

4

Reactant 3

HCID 10089106(S,R)-1-(2-tert-butoxycarbonylamino-2-phenylacetyl)-pyrrolidine-2-carboxylic acidHCID 672405282-Bromo-imidazo[2,1-b]thiazol-6-ylamine hydrochlorideHCID 67241361(S,S) {2-[2-(2-bromo-imidazo[2,1-b]thiazol-6-ylcarbamoyl)-pyrrolidin-1-yl]-2-oxo-1-phenyl-ethyl}-carbamic acid tert-butyl ester

Product 1

HCID 67240901(S,R)-{2-[2-(2-bromo-imidazo[2,1-b]thiazol-6-ylcarbamoyl)-pyrrolidin-1-yl]-2-oxo-1-phenyl-ethyl}-carbamic acid methyl esterYield 44%

Procedure

Compound 34 was synthesized from compound 11 (0.471 mmol) and compound 33 (0.707 mmol), following the procedure as described for compound 23, as a yellow solid in 44% yield. MS (ESI, EI+) m/z=505.93-507.95 (MH+).

Sources & evidence

ORD record
ord-1abdebaea63b4f8b91cbe509ecf14de1
Source dataset
uspto-grants-2013_01
Patent number
US08362068B2

Reaction notes

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