Theophylline → Diethyl [3-(1,3-dimethylxanthin-7-yl)propyl]phosphonate

HRID 2000

Reaction equation

[CH3:1][N:2]1[C:11](=[O:12])[C:10]2[NH:9][CH:8]=[N:7][C:6]=2[N:5]([CH3:13])[C:3]1=[O:4].Br[CH2:15][CH2:16][CH2:17][P:18]([O:23][CH2:24][CH3:25])(=[O:22])[O:19][CH2:20][CH3:21]>>[CH3:1][N:2]1[C:11](=[O:12])[C:10]2[N:9]([CH2:15][CH2:16][CH2:17][P:18](=[O:22])([O:23][CH2:24][CH3:25])[O:19][CH2:20][CH3:21])[CH:8]=[N:7][C:6]=2[N:5]([CH3:13])[C:3]1=[O:4]

Participants

Reactant 2

HCID 2153Theophylline

HCID 283500Diethyl (3-bromopropyl)phosphonate

Product 1

HCID 22446271Diethyl [3-(1,3-dimethylxanthin-7-yl)propyl]phosphonate

Procedure

The title substance was prepared from 1,3-dimethylxanthine and diethyl 3-bromopropanephosphonate analogously to Example 1.

Sources & evidence

ORD record: ord-a8fa17d9b69648f1b64d1468e8fdce34
Source dataset: uspto-grants-1998_03
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05728686

Linked notes

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