C₂₈H₃₁BrO₇

Base Information

Chemical Name:C₂₈H₃₁BrO₇
CAS No.:615249-23-5
Molecular Formula:C₂₈H₃₁BrO₇
Molecular Weight:559.454
Hs Code.:

C<sub>28</sub>H<sub>31</sub>BrO<sub>7</sub>

Synonyms:C₂₈H₃₁BrO₇

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Chemical Property of C₂₈H₃₁BrO₇

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Technology Process of C₂₈H₃₁BrO₇

There total 23 articles about C₂₈H₃₁BrO₇ which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 154278-40-7
(1S,2S,4S)-bicyclo[2.2.1]hept-5-en-2-yl acetate

: 615249-23-5
C₂₈H₃₁BrO₇

Guidance literature:: Multi-step reaction with 7 steps

1: 98 percent / p-TsOH / methanol / 3 h / 25 °C

2: 57 percent / TMSOTf; iPr₂NEt / CH₂Cl₂ / 16 h / -20 - 25 °C

3: 57 percent / Br₂; N,N-dimethylaniline / CH₂Cl₂ / 12 h / -78 - 0 °C

4: 75 percent / nBu₃SnH; AIBN / toluene / 15 h / 110 °C

5: 90 percent / CSA / methanol / 1 h / 25 °C

6: 81 percent / Et₃N; DMAP / CH₂Cl₂ / 12 h / 25 °C

With dmap; 2,2'-azobis(isobutyronitrile); trimethylsilyl trifluoromethanesulfonate; camphor-10-sulfonic acid; bromine; tri-n-butyl-tin hydride; toluene-4-sulfonic acid; N,N-dimethyl-aniline; triethylamine; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane; toluene;
DOI:10.1002/anie.200351744

Reference yield:

: 98770-78-6
(S)-3,4,8,8a-tetrahydro-8a-(hydroxymethyl)-1,6-(2H,7H)-naphthalenedione-1-ethylene acetal

: 615249-23-5
C₂₈H₃₁BrO₇

Guidance literature:: Multi-step reaction with 20 steps

1.1: 85 percent / i-Pr₂NEt / CH₂Cl₂ / 20 h / 25 °C

2.1: 80 percent / Li; liq. NH₃ / 1 h / -78 °C

3.1: 99 percent / NaBH₄ / tetrahydrofuran; ethanol / 3 h / -78 - 25 °C

4.1: 80 percent / imidazole; DMAP / dimethylformamide / 24 h / 25 °C

5.1: PPTS / acetone / 24 h / 65 °C

6.1: KHMDS / tetrahydrofuran / 0.5 h / -78 °C

7.1: 89 percent / PPh₃; Pd(OAc)2; i-Pr₂NEt / dimethylformamide / 12 h / 60 °C / 760 Torr

8.1: 95 percent / DIBAL-H / CH₂Cl₂ / 2 h / -78 - 0 °C

9.1: 65 percent / BH₃*THF / tetrahydrofuran / 12 h / 0 °C

10.1: TEMPO; Br(OAc)2^(1-)*Me₃N(+)-resin / CH₂Cl₂ / 2 h / 25 °C

11.1: pyridine / CH₂Cl₂ / 0.1 h / 25 °C

12.1: NaClO₂; 2-methyl-2-butene; NaH₂PO₄ / 2-methyl-propan-2-ol; H₂O / 2 h / 25 °C

12.2: aq. HCl / dioxane / 16 h / 75 °C

13.1: 72 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / 25 °C

14.1: 97 percent / Dess-Martin periodinane; NaHCO₃ / CH₂Cl₂ / 3 h / 25 °C

15.1: 78 percent / tetrahydrofuran / 12 h / 25 °C

16.1: 50 percent / SeO₂; t-BuOOH / CH₂Cl₂ / 6 h / 25 °C

17.1: 57 percent / Br₂; N,N-dimethylaniline / CH₂Cl₂ / 12 h / -78 - 0 °C

18.1: 75 percent / nBu₃SnH; AIBN / toluene / 15 h / 110 °C

19.1: 90 percent / CSA / methanol / 1 h / 25 °C

20.1: 81 percent / Et₃N; DMAP / CH₂Cl₂ / 12 h / 25 °C

With pyridine; 1H-imidazole; 2,6-dimethylpyridine; tert.-butylhydroperoxide; dmap; palladium diacetate; 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium chlorite; sodium tetrahydroborate; sodium dihydrogenphosphate; selenium(IV) oxide; borane-THF; 2-methyl-but-2-ene; 2,2'-azobis(isobutyronitrile); Br(OAc)2^(1-)*Me₃N(+)-resin; camphor-10-sulfonic acid; ammonia; bromine; tri-n-butyl-tin hydride; pyridinium p-toluenesulfonate; lithium; potassium hexamethylsilazane; diisobutylaluminium hydride; sodium hydrogencarbonate; Dess-Martin periodane; N,N-dimethyl-aniline; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; In tetrahydrofuran; methanol; ethanol; dichloromethane; water; N,N-dimethyl-formamide; acetone; toluene; tert-butyl alcohol; 2.1: Birch reduction / 14.1: Dess-martin oxidation / 15.1: Wittig reaction;
DOI:10.1002/anie.200351744

Reference yield:

: 615249-17-7
(1S,4S,5R)-5-(4-Methoxy-benzyloxy)-bicyclo[2.2.1]heptan-2-one

: 615249-23-5
C₂₈H₃₁BrO₇

Guidance literature:: Multi-step reaction with 6 steps

1: 98 percent / p-TsOH / methanol / 3 h / 25 °C

2: 57 percent / TMSOTf; iPr₂NEt / CH₂Cl₂ / 16 h / -20 - 25 °C

3: 57 percent / Br₂; N,N-dimethylaniline / CH₂Cl₂ / 12 h / -78 - 0 °C

4: 75 percent / nBu₃SnH; AIBN / toluene / 15 h / 110 °C

5: 90 percent / CSA / methanol / 1 h / 25 °C

6: 81 percent / Et₃N; DMAP / CH₂Cl₂ / 12 h / 25 °C

With dmap; 2,2'-azobis(isobutyronitrile); trimethylsilyl trifluoromethanesulfonate; camphor-10-sulfonic acid; bromine; tri-n-butyl-tin hydride; toluene-4-sulfonic acid; N,N-dimethyl-aniline; triethylamine; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane; toluene;
DOI:10.1002/anie.200351744