Triethylamine → 3,4,5-Trimethoxyphenyl 6-methoxy-3-pyridinesulfonate

HRID 583932

반응식

HRID 583932 반응식
[CH3:1][O:2][C:3]1[CH:8]=[CH:7][C:6]([S:9](Cl)(=[O:11])=[O:10])=[CH:5][N:4]=1.C(N(CC)CC)C.[CH3:20][O:21][C:22]1[CH:23]=[C:24]([OH:32])[CH:25]=[C:26]([O:30][CH3:31])[C:27]=1[O:28][CH3:29]>ClCCl.C(OCC)(=O)C>[CH3:1][O:2][C:3]1[N:4]=[CH:5][C:6]([S:9]([O:32][C:24]2[CH:25]=[C:26]([O:30][CH3:31])[C:27]([O:28][CH3:29])=[C:22]([O:21][CH3:20])[CH:23]=2)(=[O:11])=[O:10])=[CH:7][CH:8]=1

참가 물질

6

반응물 3

HCID 8471TriethylamineHCID 695053,4,5-TrimethoxyphenolHCID 223447096-Methoxypyridine-3-sulfonyl chloride

생성물 1

HCID 102868753,4,5-Trimethoxyphenyl 6-methoxy-3-pyridinesulfonate수율 83.3%

시약·촉매·용매 2

HCID 6344Dichloromethane용매HCID 8857Ethyl Acetate용매

실험 절차

A solution of 2-methoxypyridine-5-sulfonylchloride (314 mg, 1.51 mmol) in dichloromethane (15 mL) was treated with triethylamine (0.63 mL) and 3,4,5-trimethoxyphenol (279 mg, 1.51 mmol), stirred for 18 hours at room temperature, diluted with ethyl acetate, washed three times with 1M Na2CO3, dried (MgSO4), filtered, and concentrated to provide 447 mg of the desired product.

후처리

  1. washwashed three times with 1M Na2CO3
  2. dry with materialdried (MgSO4)
  3. filtrationfiltered
  4. concentrationconcentrated

출처 및 근거

ORD 기록
ord-e5cf63a01e114696b9636a9a1471802b
출처 데이터셋
uspto-grants-2005_08
특허 번호
US06924304B2

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