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Triethylamine → 8-Cyclopropyl-6-trimethylsilanylethynyl-2,2,4,4-tetramethyl chroman

HRID 24098
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HRID 24098 반응식
Br[C:2]1[CH:3]=[C:4]2[C:9](=[C:10]([CH:12]3[CH2:14][CH2:13]3)[CH:11]=1)[O:8][C:7]([CH3:16])([CH3:15])[CH2:6][C:5]2([CH3:18])[CH3:17].[CH3:19][Si:20]([C:23]#[CH:24])([CH3:22])[CH3:21].C(N(CC)CC)C>[Cu]I.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1.O1CCCC1>[CH:12]1([C:10]2[CH:11]=[C:2]([C:24]#[C:23][Si:20]([CH3:22])([CH3:21])[CH3:19])[CH:3]=[C:4]3[C:9]=2[O:8][C:7]([CH3:16])([CH3:15])[CH2:6][C:5]3([CH3:18])[CH3:17])[CH2:14][CH2:13]1
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참가 물질

7

반응물 3

HCID 8471TriethylamineHCID 66111TrimethylsilylacetyleneHCID 181779666-Bromo-8-cyclopropyl-2,2,4,4-tetramethyl chroman2회

생성물 1

HCID 187197898-Cyclopropyl-6-trimethylsilanylethynyl-2,2,4,4-tetramethyl chroman

시약·촉매·용매 3

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)촉매
HCID 178418476
HCID 178418476, 화합물
촉매
HCID 8028Tetrahydrofuran용매

실험 절차

Following general procedure D and using 6-bromo-8-cyclopropyl-2,2,4,4-tetramethyl chroman (Intermediate 32, 0.376 g, 1.22 mmol), (trimethylsilyl)acetylene (4 mL, 28 mmol), triethyl amine (3 mL), anhydrous tetrahydrofuran (5 mL), copper(I)iodide (0.025 g, 0.13 mmol) and dichlorobis(triphenylphosphine)palladium(II) (0.075 g, 0.11 mmol), the title compound was obtained as an oil (0.173 g, 43%).

출처 및 근거

ORD 기록
ord-9003de205d40411ca63b8676da9cbe97
출처 데이터셋
uspto-grants-2005_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06855512B2

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