Tetrahydrophthalic anhydride → 3a,4,7,7a-Tetrahydro-2-benzofuran-1(3h)-one

HRID 566431

Reaction equation

HRID 566431 reaction equation
[C:1]1(=[O:11])[CH:9]2[CH:4]([CH2:5][CH:6]=[CH:7][CH2:8]2)[C:3](=O)[O:2]1.[BH4-].[Na+]>CC(O)C>[C:1]1(=[O:11])[CH:9]2[CH:4]([CH2:5][CH:6]=[CH:7][CH2:8]2)[CH2:3][O:2]1

Participants

4

Reactant 2

HCID 6810Tetrahydrophthalic anhydrideHCID 4311764Sodium borohydride

Product 1

HCID 2651023a,4,7,7a-Tetrahydro-2-benzofuran-1(3h)-one

Reagents, catalysts & solvents 1

HCID 3776IsopropanolSolvent

Procedure

4,7,3a,7a-Tetrahydroisobenzofuran-1,3-dione is added to a solution sodium borohydride in 2-propanol at room temperature and reacted to obtain 4,7,3a,7a-tetrahydroisobenzofuran-1(3H)-one.

Workup

  1. customreacted

Sources & evidence

ORD record
ord-e8a8d1d7fc1a4884a3f845e8b3cbd03f
Source dataset
uspto-grants-2001_01
Patent number
US06174885B1

Linked notes

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