Sulfuric Acid → HCID 22748779, compound

HRID 1390330Notes

Reaction equation

HRID 1390330 reaction equation
[CH:1](O)([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[OH:15][C:16]1[CH:21]=[CH:20][CH:19]=[CH:18][N:17]=1.S(=O)(=O)(O)O>>[C:2]1([CH:1]([C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=2)[N:17]2[CH:18]=[CH:19][CH:20]=[CH:21][C:16]2=[O:15])[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Participants

4

Reactant 3

HCID 1118Sulfuric AcidHCID 7037BenzhydrolHCID 178516071HCID 178516071, compound

Product 1

HCID 22748779HCID 22748779, compound

Procedure

Combine 92.1 g (0.5 mole) of benzhydrol with 142.7 g. (1.5 mole) of 2-hydroxypyridine and heat to 190° C. with stirring. Add 1.5 ml. of concentrated sulfuric acid and follow the procedure of Example III, step A to obtain thereby the product of this step yield 68 g., m.p. 142°-145° C.

Workup

  1. additionAdd 1.5 ml
  2. customto obtain

Sources & evidence

ORD record
ord-7f4404d8ea1a4a788420a938538dfd50
Source dataset
uspto-grants-1979_02
Patent number
US04138488

Reaction notes

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