Formaldehyde → 2,4-Di-n-propyl-3-methyl-5-carbethoxypyrrole

HRID 1834446

Reaction equation

HRID 1834446 reaction equation
[CH2:1]([C:4]1[NH:5][C:6]([C:12]([O:14][CH2:15][CH3:16])=[O:13])=[C:7]([CH2:9][CH2:10][CH3:11])[CH:8]=1)[CH2:2][CH3:3].[CH2:17]=O>>[CH2:1]([C:4]1[NH:5][C:6]([C:12]([O:14][CH2:15][CH3:16])=[O:13])=[C:7]([CH2:9][CH2:10][CH3:11])[C:8]=1[CH3:17])[CH2:2][CH3:3]

Participants

3

Reactant 2

HCID 712FormaldehydeHCID 203731972,4-Di-n-propyl-5-carbethoxypyrrole

Product 1

HCID 203731362,4-Di-n-propyl-3-methyl-5-carbethoxypyrrole

Procedure

The crude product, obtained as in Example 74 but using 2,4-di-n-propyl-5-carbethoxypyrrole and paraformaldehyde, was extracted with ether then sublimed (65° C. 1 × 10-4 mm), m.p. 78°-80° C. (17%).

Workup

  1. extractionwas extracted with ether
  2. custom(65° C. 1 × 10-4 mm), m.p. 78°-80° C. (17%)

Sources & evidence

ORD record
ord-a3a155281c05441b8604a6d5f865bcd6
Source dataset
uspto-grants-1978_01
Patent number
US04070366

Linked notes

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