Acetic Anhydride → HCID 14802198, compound

HRID 2351009Notes

Reaction equation

HRID 2351009 reaction equation
[OH:1][C:2]1[C:3]([CH3:16])=[C:4]([CH3:15])[C:5]2[O:9][CH:8]([CH2:10][CH2:11][CH3:12])[S:7][C:6]=2[C:13]=1[CH3:14].[C:17](OC(=O)C)(=[O:19])[CH3:18]>N1C=CC=CC=1>[C:17]([O:1][C:2]1[C:3]([CH3:16])=[C:4]([CH3:15])[C:5]2[O:9][CH:8]([CH2:10][CH2:11][CH3:12])[S:7][C:6]=2[C:13]=1[CH3:14])(=[O:19])[CH3:18]

Participants

4

Reactant 2

HCID 7918Acetic AnhydrideHCID 1275764,6,7-Trimethyl-2-propyl-2H-1,3-benzoxathiol-5-ol

Product 1

HCID 14802198HCID 14802198, compoundYield 95.6%

Reagents, catalysts & solvents 1

HCID 1049PyridineSolvent

Procedure

A mixture of 1.6 g of 5-hydroxy-4,6,7-trimethyl-2-propyl-1,3-benzoxathiole (prepared as described in Example 42), 0.8 g of acetic anhydride and 10 ml of pyridine was reacted at room temperature for 15 hours and the reaction mixture was then treated and purified in the same manner as described in Example 4, to give 1.8 g of the title compound as a pale yellow oily substance.

Workup

  1. customwas reacted at room temperature for 15 hours
  2. additionthe reaction mixture was then treated
  3. custompurified in the same manner

Sources & evidence

ORD record
ord-588ab997fdb841ddbf053b428f52c33a
Source dataset
uspto-grants-1989_10
Patent number
US04871762

Reaction notes

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