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3,4-dihydro-2H-pyran → 4-(4-Tetrahydropyranyloxybutoxy)-2-(6-tetrahydropyranylcarboxyhexyl)cyclopent-2-en-1-one

HRID 461264
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HRID 461264 반응식
OC1CC(=O)C(CC[CH2:10][CH2:11][CH2:12][CH2:13][C:14]([OH:16])=[O:15])=C1.OCCCCOC1CC(=O)C(CCCCCCC(O)=O)=C1.O1C[CH2:42][CH2:41][CH2:40][CH:39]1[O:44][CH:45]1[CH2:49][C:48](=[O:50])[C:47]([CH2:51][CH2:52][CH2:53][CH2:54][CH2:55][CH:56]([C:63]([OH:65])=[O:64])[CH:57]2[CH2:62][CH2:61][CH2:60][CH2:59][O:58]2)=[CH:46]1.O1C=CCCC1.O.C1(C)C=CC(S(O)(=O)=O)=CC=1>C(Cl)Cl>[O:15]1[CH2:10][CH2:11][CH2:12][CH2:13][CH:14]1[O:16][CH2:42][CH2:41][CH2:40][CH2:39][O:44][CH:45]1[CH2:49][C:48](=[O:50])[C:47]([CH2:51][CH2:52][CH2:53][CH2:54][CH2:55][CH:56]([C:63]([OH:65])=[O:64])[CH:57]2[CH2:62][CH2:61][CH2:60][CH2:59][O:58]2)=[CH:46]1
참가 물질실험 절차출처 및 근거반응 노트

참가 물질

7

반응물 5

HCID 80803,4-dihydro-2H-pyranHCID 521998p-Toluenesulfonic acid monohydrateHCID 3690897ACMC-20apjzHCID 233299997-[3-(4-Hydroxybutoxy)-5-oxocyclopent-1-EN-1-YL]heptanoic acidHCID 704200994-Tetrahydropyranyloxy-2-(6-tetrahydropyranylcarboxyhexyl)cyclopent-2-en-1-one

생성물 1

HCID 70636856
4-(4-Tetrahydropyranyloxybutoxy)-2-(6-tetrahydropyranylcarboxyhexyl)cyclopent-2-en-1-one

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

In the manner of Example 147 the mixture of 4-hydroxy-2-(6-carboxyhexyl)cyclopent-2-en-1-one and 4-(4-hydroxybutoxy)-2-(6-carboxyhexyl)cyclopent-2-en-1-one (Example 268) is converted to a mixture of the subject compound and 4-tetrahydropyranyloxy-2-(6-tetrahydropyranylcarboxyhexyl)cyclopent-2-en-1-one with dihydropyran and p-toluenesulfonic acid monohydrate in methylene chloride.

출처 및 근거

ORD 기록
ord-a04d295e34c24614b6eb13219537c6dc
출처 데이터셋
uspto-grants-1977_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04061672

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