Acetic Anhydride → HCID 20287865, compound

HRID 126804Notes

Reaction equation

HRID 126804 reaction equation
[CH3:1][C:2]1([CH3:21])[C:16]2=[CH:17][CH:18]=[N:19][CH:20]=[C:15]2[C:5]2[C:6]([OH:14])=[CH:7][C:8]([CH2:10][CH2:11][CH2:12][CH3:13])=[CH:9][C:4]=2[O:3]1.[C:22](OC(=O)C)(=[O:24])[CH3:23]>N1C=CC=CC=1>[C:22]([O:14][C:6]1[C:5]2[C:15]3[C:16]([C:2]([CH3:1])([CH3:21])[O:3][C:4]=2[CH:9]=[C:8]([CH2:10][CH2:11][CH2:12][CH3:13])[CH:7]=1)=[CH:17][CH:18]=[N:19][CH:20]=3)(=[O:24])[CH3:23]

Participants

4

Reactant 2

HCID 7918Acetic AnhydrideHCID 20287840HCID 20287840, compound

Product 1

HCID 20287865HCID 20287865, compound

Reagents, catalysts & solvents 1

HCID 1049PyridineSolvent

Procedure

10-Acetoxy-5,5-dimethyl-8-n-butyl-5H-[1]benzopyrano[3,4-d]pyridine is prepared by reacting 5,5-dimethyl-10-hydroxy-8-n-butyl-5H-[1]benzopyrano[3,4-d]pyridine and acetic anhydride in the presence of pyridine according to the method of Example 12.

Sources & evidence

ORD record
ord-e29943ef52384f0f8f0fd4596f220bce
Source dataset
uspto-grants-1981_03
Patent number
US04254116

Reaction notes

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