Tramiprosate → HCID 53312284, compound

HRID 1025862Notes

Reaction equation

CO[C:3](=O)[CH2:4][NH:5][C:6](=[O:37])[C:7]1[CH:12]=[C:11]([Cl:13])[C:10]([O:14][C:15]2[CH:20]=[CH:19][N:18]=[CH:17][C:16]=2[C:21]([N:23]2[C:32]3[C:27](=[CH:28][CH:29]=[CH:30][CH:31]=3)[N:26]([CH:33]3[CH2:35][CH2:34]3)[CH2:25][CH2:24]2)=[O:22])=[CH:9][C:8]=1[Cl:36].NCC[CH2:42][S:43]([OH:46])(=[O:45])=[O:44]>>[Cl:36][C:8]1[CH:9]=[C:10]([O:14][C:15]2[CH:20]=[CH:19][N:18]=[CH:17][C:16]=2[C:21]([N:23]2[C:32]3[C:27](=[CH:28][CH:29]=[CH:30][CH:31]=3)[N:26]([CH:33]3[CH2:34][CH2:35]3)[CH2:25][CH2:24]2)=[O:22])[C:11]([Cl:13])=[CH:12][C:7]=1[C:6]([NH:5][CH2:4][CH2:3][CH2:42][S:43]([OH:46])(=[O:45])=[O:44])=[O:37]

Participants

Reactant 2

HCID 1646Tramiprosate

HCID 53312194{2,5-Dichloro-4-[3-(4-cyclopropyl-3,4-dihydro-2H-quinoxaline-1-carbonyl)-pyridin-4-yloxy]-benzoylamino}-acetic acid methyl ester

Product 1

HCID 53312284HCID 53312284, compound

Procedure

The title compound was prepared in analogy to Example 35, from 2,5-dichloro-4-[3-(4-cyclopropyl-3,4-dihydro-2H-quinoxaline-1-carbonyl)-pyridin-4-yloxy]-benzoic acid (Example 29, intermediate) and 3-amino-1-propanesulfonic acid (commercially available, CAS RN 3687-18-1). Brown solid (18%). MS (ESI): m/z=605.102 [M+H]+.

Sources & evidence

ORD record: ord-bc560b52bc344b07bd08ba0eeec166af
Source dataset: uspto-grants-2014_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08729091B2

Reaction notes

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