C₄₁H₄₄O₉

Base Information

Chemical Name:C₄₁H₄₄O₉
CAS No.:512782-93-3
Molecular Formula:C₄₁H₄₄O₉
Molecular Weight:680.795
Hs Code.:

C<sub>41</sub>H<sub>44</sub>O<sub>9</sub>

Synonyms:C₄₁H₄₄O₉

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Chemical Property of C₄₁H₄₄O₉

Chemical Property:

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Technology Process of C₄₁H₄₄O₉

There total 15 articles about C₄₁H₄₄O₉ 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: 82.0%

: 98-88-4
benzoyl chloride

: 512783-16-3
C₂₇H₃₆O₇

: 512782-93-3
C₄₁H₄₄O₉

Guidance literature:: With pyridine; dmap; for 12h;
DOI:10.1021/jo020627v

Reference yield:

: 64180-78-5
4-bromopent-4-en-1-ol

: 512782-93-3
C₄₁H₄₄O₉

Guidance literature:: Multi-step reaction with 13 steps

1.1: 15.74 g / Et₃N; DBU / CH₂Cl₂

2.1: tert-butyllithium / tetrahydrofuran; pentane / 0.5 h / -78 °C

2.2: 99 percent / tetrahydrofuran; pentane / 3 h / -78 °C

3.1: sodium hexamethyldisilazide / tetrahydrofuran / 0.33 h / 0 °C

3.2: 88 percent / tetrahydrofuran / -78 - -30 °C

4.1: tert-butyllithium / diethyl ether; pentane / 0.03 h / -78 °C

4.2: 96 percent / diethyl ether; pentane / 3.5 h / -78 - 0 °C

5.1: potassium hexamethyldisilazide; 18-crown-6 / tetrahydrofuran; toluene / 1.48 h / -78 - -40 °C

5.2: 81 percent / tetrahydrofuran; toluene / 3 h / -78 °C

6.1: 54 percent / NMO*H₂O; osmium tetraoxide; water / acetone / 120 h / 0 °C

7.1: pyridine / CH₂Cl₂; toluene / 0.25 h / -78 °C

8.1: 890 mg / methanol; Dowex 50X₄-400 / 2.5 h

9.1: 98 percent / oxalyl chloride; DMSO; Et₃N / CH₂Cl₂ / 2.33 h / -78 - 20 °C

10.1: 12 percent / aq. sodium hydroxide / methanol; tetrahydrofuran

11.1: 78 percent / DDQ; 4 Angstroem molecular sieves / diethyl ether / 6 h / 20 °C

12.1: potassium hexamethyldisilazide; 18-crown-6; oxygen / tetrahydrofuran; toluene / -78 - 0 °C

12.2: 89 percent / dimethyl sulfide / tetrahydrofuran; toluene / 1 h / 20 °C

13.1: 82 percent / DMAP; pyridine / 12 h

With pyridine; methanol; dmap; sodium hydroxide; osmium(VIII) oxide; oxalyl dichloride; 18-crown-6 ether; 4 A molecular sieve; Dowex 50X₄-400; water; tert.-butyl lithium; oxygen; sodium hexamethyldisilazane; potassium hexamethylsilazane; dimethyl sulfoxide; 4-methylmorpholine N-oxide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; acetone; toluene; pentane; 3.2: Wittig condensation / 9.1: Swern oxidation;
DOI:10.1021/jo020627v

Reference yield:

: 92975-38-7
4-bromo-4-pentenoic acid tert-butyl ester

: 512782-93-3
C₄₁H₄₄O₉

Guidance literature:: Multi-step reaction with 14 steps

1.1: lithium aluminum hydride / diethyl ether / 3 h

2.1: 15.74 g / Et₃N; DBU / CH₂Cl₂

3.1: tert-butyllithium / tetrahydrofuran; pentane / 0.5 h / -78 °C

3.2: 99 percent / tetrahydrofuran; pentane / 3 h / -78 °C

4.1: sodium hexamethyldisilazide / tetrahydrofuran / 0.33 h / 0 °C

4.2: 88 percent / tetrahydrofuran / -78 - -30 °C

5.1: tert-butyllithium / diethyl ether; pentane / 0.03 h / -78 °C

5.2: 96 percent / diethyl ether; pentane / 3.5 h / -78 - 0 °C

6.1: potassium hexamethyldisilazide; 18-crown-6 / tetrahydrofuran; toluene / 1.48 h / -78 - -40 °C

6.2: 81 percent / tetrahydrofuran; toluene / 3 h / -78 °C

7.1: 54 percent / NMO*H₂O; osmium tetraoxide; water / acetone / 120 h / 0 °C

8.1: pyridine / CH₂Cl₂; toluene / 0.25 h / -78 °C

9.1: 890 mg / methanol; Dowex 50X₄-400 / 2.5 h

10.1: 98 percent / oxalyl chloride; DMSO; Et₃N / CH₂Cl₂ / 2.33 h / -78 - 20 °C

11.1: 12 percent / aq. sodium hydroxide / methanol; tetrahydrofuran

12.1: 78 percent / DDQ; 4 Angstroem molecular sieves / diethyl ether / 6 h / 20 °C

13.1: potassium hexamethyldisilazide; 18-crown-6; oxygen / tetrahydrofuran; toluene / -78 - 0 °C

13.2: 89 percent / dimethyl sulfide / tetrahydrofuran; toluene / 1 h / 20 °C

14.1: 82 percent / DMAP; pyridine / 12 h

With pyridine; methanol; dmap; sodium hydroxide; osmium(VIII) oxide; lithium aluminium tetrahydride; oxalyl dichloride; 18-crown-6 ether; 4 A molecular sieve; Dowex 50X₄-400; water; tert.-butyl lithium; oxygen; sodium hexamethyldisilazane; potassium hexamethylsilazane; dimethyl sulfoxide; 4-methylmorpholine N-oxide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; acetone; toluene; pentane; 4.2: Wittig condensation / 10.1: Swern oxidation;
DOI:10.1021/jo020627v