Acetic Anhydride → HCID 21263751, compound

Reaction equation

[CH3:1][CH:2]1[CH2:7][C:6]([CH3:9])([CH3:8])[C:5]([CH2:10][OH:11])=[CH:4][CH2:3]1.[C:12](OC(=O)C)(=[O:14])[CH3:13]>>[C:12]([O:11][CH2:10][C:5]1[C:6]([CH3:8])([CH3:9])[CH2:7][CH:2]([CH3:1])[CH2:3][CH:4]=1)(=[O:14])[CH3:13]

Participants

Reactant 2

HCID 7918Acetic Anhydride

HCID 21263747HCID 21263747, compound

Product 1

HCID 21263751HCID 21263751, compoundYield 86%

Procedure

A mixture of 4,6,6-trimethyl-1-cyclohexene-1-methanol (3 g, 19.5 mmole) and acetic anhydride (2.4 g, 24 mmole) was heated to 70° during 3 h, then distilled at a bath temperature of 70°/0.5 hPa, to obtain 3.27 g (86%) of the desired product.

Workup

temperaturewas heated to 70° during 3 h
distillationdistilled at a bath temperature of 70°/0.5 hPa

Sources & evidence

ORD record: ord-380ad4c6b05642ed9126da1473f201a3
Source dataset: uspto-grants-2001_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06177400B1

Reaction notes

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