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Phthalimide → 2-Phthalimidomethyl-8-methoxy-chroman

HRID 1938356
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인쇄 미리보기

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HRID 1938356 반응식
O[CH2:2][CH:3]1[CH2:12][CH2:11][C:10]2[C:5](=[C:6]([O:13][CH3:14])[CH:7]=[CH:8][CH:9]=2)[O:4]1.[C:15]1(=[O:25])[NH:19][C:18](=[O:20])[C:17]2=[CH:21][CH:22]=[CH:23][CH:24]=[C:16]12.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.N(C(OCC)=O)=NC(OCC)=O>O1CCCC1>[C:15]1(=[O:25])[N:19]([CH2:2][CH:3]2[CH2:12][CH2:11][C:10]3[C:5](=[C:6]([O:13][CH3:14])[CH:7]=[CH:8][CH:9]=3)[O:4]2)[C:18](=[O:20])[C:17]2=[CH:21][CH:22]=[CH:23][CH:24]=[C:16]12
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 6809PhthalimideHCID 11776TriphenylphosphineHCID 220568ethyl N-ethoxycarbonyliminocarbamateHCID 234318182-Hydroxymethyl-8-methoxy-chroman

생성물 1

HCID 214673652-Phthalimidomethyl-8-methoxy-chroman수율 80%

시약·촉매·용매 1

HCID 8028
Tetrahydrofuran
용매

실험 절차

By reacting the compound from Example II with phthalimide in the presence of equimolar amounts of triphenylphosphane and diethyl azodicarboxylate in tetrahydrofuran, the desired product is obtained in 80% yield in the form of a syrup, which is further reacted directly. Rf =0.46 (toluene/ethyl acetate 3:1)

출처 및 근거

ORD 기록
ord-e9b82c0abae24dfa9165dfa3e757305d
출처 데이터셋
uspto-grants-1997_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05693653

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