Sulfur → Ethyl (7-methoxynaphthalen-1-yl)acetate

HRID 274756Notes

Reaction equation

HRID 274756 reaction equation
[CH3:1][O:2][C:3]1[CH:12]=[C:11]2[C:6]([CH2:7][CH2:8][CH2:9][C:10]2=[CH:13][C:14]([O:16][CH2:17][CH3:18])=[O:15])=[CH:5][CH:4]=1.[S]>C(OCC)(=O)C>[CH3:1][O:2][C:3]1[CH:12]=[C:11]2[C:6]([CH:7]=[CH:8][CH:9]=[C:10]2[CH2:13][C:14]([O:16][CH2:17][CH3:18])=[O:15])=[CH:5][CH:4]=1

Participants

4

Reactant 2

HCID 5362487SulfurHCID 53884445Ethyl (7-methoxy-1,2,3,4-tetrahydro-1-naphthylidene)acetate

Product 1

HCID 13570063Ethyl (7-methoxynaphthalen-1-yl)acetate

Reagents, catalysts & solvents 1

HCID 8857Ethyl AcetateSolvent

Conditions

Temperature
215 °C

Procedure

50 g of ethyl 7-methoxy-1,2,3,4-tetrahydro-1-naphthylideneacetate are mixed with 7.35 g of sulphur, and the mixture is heated at 215° C. for 10 hours. It is cooled, 300 cm3 of ethyl acetate are added, and the mixture is stirred for 30 minutes and filtered. It is then dried.

Workup

  1. temperatureIt is cooled
  2. filtrationfiltered
  3. customIt is then dried

Sources & evidence

ORD record
ord-30763dec74354121983a0106daade80d
Source dataset
uspto-grants-1995_02
Patent number
US05389683

Reaction notes

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