Phosphorus oxychloride → 2-Chloro-3,5-dimorpholinopyrazine

HRID 1701548Notes

Reaction equation

HRID 1701548 reaction equation
N[C:2]1[C:7]([N:8]2[CH2:13][CH2:12][O:11][CH2:10][CH2:9]2)=[N:6][C:5]([N:14]2[CH2:19][CH2:18][O:17][CH2:16][CH2:15]2)=[CH:4][N:3]=1.N([O-])=O.[Na+].P(Cl)(Cl)([Cl:26])=O>>[Cl:26][C:2]1[C:7]([N:8]2[CH2:13][CH2:12][O:11][CH2:10][CH2:9]2)=[N:6][C:5]([N:14]2[CH2:19][CH2:18][O:17][CH2:16][CH2:15]2)=[CH:4][N:3]=1

Participants

4

Procedure

This product is obtained by treating the 2-amino-3,5-dimorpholinopyrazine with sodium nitrite by the method described in the preceding procedure, Step C, and then with phosphorus oxychloride by the method described in Preparation 13, Step B.

Workup

  1. customThis product is obtained

Sources & evidence

ORD record
ord-fcde15e121bc44eab119e2b28ea1091e
Source dataset
uspto-grants-1980_03
Patent number
US04193995

Reaction notes

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