Dimethyl Sulfate → 4',5'-Dihydro-8-methoxypsoralen

HRID 65846노트

반응식

HRID 65846 반응식
[CH2:1]1[C:5]2[CH:6]=[C:7]3[C:13](=[C:14]([OH:15])[C:4]=2[O:3][CH2:2]1)[O:12][C:10](=[O:11])[CH:9]=[CH:8]3.S(OC)(O[CH3:20])(=O)=O>>[CH3:20][O:15][C:14]1[C:4]2[O:3][CH2:2][CH2:1][C:5]=2[CH:6]=[C:7]2[CH:8]=[CH:9][C:10]([O:12][C:13]=12)=[O:11]

참가 물질

3

반응물 2

HCID 6497Dimethyl SulfateHCID 1066482,3-Dihydro-9-hydroxy-7H-furo[3,2-g][1]benzopyran-7-one

생성물 1

HCID 774094',5'-Dihydro-8-methoxypsoralen

실험 절차

The process of claim 1, in which the 2,3-dihydroxanthotoxol of step 4 is methylated with dimethyl sulfate to form 2,3-dihydroxanthotoxin.

출처 및 근거

ORD 기록
ord-4ec8e874c6864dfaa1c7311cb1f257a8
출처 데이터셋
uspto-grants-1978_12
특허 번호
US04129576

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