5-Bromo-2-formylbenzoic acid → HCID 21423668, compound

HRID 1283600Notes

Reaction equation

HRID 1283600 reaction equation
[Br:1][C:2]1[CH:9]=[CH:8][C:5]([CH:6]=O)=[C:4]([C:10]([OH:12])=[O:11])[CH:3]=1>C(O)C.O>[Br:1][C:2]1[CH:3]=[C:4]2[C:5]([CH:6]=[C:4]([C:10]([OH:12])=[O:11])[O:12][C:10]2=[O:11])=[CH:8][CH:9]=1

Participants

3

Reactant 1

HCID 6038605-Bromo-2-formylbenzoic acid

Product 1

HCID 21423668HCID 21423668, compound

Reagents, catalysts & solvents 1

HCID 19096565Water ethanolSolvent

Procedure

7-Bromoisocoumarin-3-carboxylic acid, mp. (EtOH-H2O) 320°-4°, (Found: C, 44.72; H, 1.86; Br. 29.41. C10H5BrO4 requires C, 44.64; H, 1.87; Br. 29.70), was prepared from 4-bromo-2-carboxybenzaldehyde by an analogous procedure to that described in Example 1.

Sources & evidence

ORD record
ord-737566e451264cbbaad2c031f4934768
Source dataset
uspto-grants-1976_08
Patent number
US03975535

Reaction notes

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