Efficient and Rapid Solvent-Free Acetylation of Alcohols, Phenols, and Thiols Using Catalytic Amounts of Sodium Acetate Trihydrate

Table 3

Competitive acetylation of various functional groups with Ac₂O.

Entry	Product 1	Product 2	1 : 2 ^a
1			95 : 5
2			100 : 1
3			70 : 30
4			20 : 80
5		AcOPh	10 : 90
6	AcSPh	AcOPh	88 : 12
7	AcNHPh	AcOPh	90 : 10
8	AcNHPh	AcSPh	80 : 20
9	4-HO-C6H4-NHAc	4-AcO-C6H4-NH2	99 : 1

aDetermined by GC.