Dimethylformamide diethylacetal → HCID 57082950, compound

HRID 1106564Notes

Reaction equation

HRID 1106564 reaction equation
[CH2:1]1[C:10]2[C:9]3[CH:11]=[CH:12][CH:13]=[CH:14][C:8]=3[CH:7]=[CH:6][C:5]=2[S:4](=[O:15])[CH2:3][CH2:2]1.C(O[CH:19](OCC)[N:20]([CH3:22])[CH3:21])C>>[CH3:19][N:20]([CH:22]=[C:3]1[CH2:2][CH2:1][C:10]2[C:9]3[CH:11]=[CH:12][CH:13]=[CH:14][C:8]=3[CH:7]=[CH:6][C:5]=2[S:4]1=[O:15])[CH3:21]

Participants

3

Reactant 2

HCID 70913Dimethylformamide diethylacetalHCID 123534822,3-Dihydro-4lambda~4~-naphtho[2,1-b]thiopyran-4(1H)-one

Product 1

HCID 57082950HCID 57082950, compound

Procedure

3-Dimethylaminomethylenebenzo[f]thiochroman-4-one was prepared from benzo[f]thiochroman-4-one (1.50 g, 7.01 mmol) and N,N-dimethylformamide diethylacetal to give the compound as a yellow solid (1.67 g) m.p. 163-165°. MS(EI) 269 (M+, 49.8%), 82 (100%).

Sources & evidence

ORD record
ord-bfebda5180a8468f9f1196110c9ae2f7
Source dataset
uspto-grants-2000_05
Patent number
US06057329

Reaction notes

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