2,5,8,11,14-Pentaoxapentadecane, 4,12-bis(3,5-dimethylphenyl)-1,1,1,15,15,15-hexaphenyl-, (4S,12S)-

Base Information

Chemical Name:2,5,8,11,14-Pentaoxapentadecane, 4,12-bis(3,5-dimethylphenyl)-1,1,1,15,15,15-hexaphenyl-, (4S,12S)-
CAS No.:880498-15-7
Molecular Formula:C62H62O5
Molecular Weight:887.171
Hs Code.:

Synonyms:

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Chemical Property of 2,5,8,11,14-Pentaoxapentadecane, 4,12-bis(3,5-dimethylphenyl)-1,1,1,15,15,15-hexaphenyl-, (4S,12S)-

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Technology Process of 2,5,8,11,14-Pentaoxapentadecane, 4,12-bis(3,5-dimethylphenyl)-1,1,1,15,15,15-hexaphenyl-, (4S,12S)-

There total 4 articles about 2,5,8,11,14-Pentaoxapentadecane, 4,12-bis(3,5-dimethylphenyl)-1,1,1,15,15,15-hexaphenyl-, (4S,12S)- 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: 66.0%

: 880498-14-6
(S)-(+)-1-(3,5-dimethylphenyl)-2-triphenylmethoxyethanol

: 7460-82-4
diethylene glycol ditosylate

: 880498-15-7
(2S,10S)-(+)-1,11-bis(triphenylmethoxy)-2,10-bis(3,5-dimethylphenyl)-3,6,9-trioxaundecane

Guidance literature:: (S)-(+)-1-(3,5-dimethylphenyl)-2-triphenylmethoxyethanol; With sodium hydride; In tetrahydrofuran; for 2h; Heating;

diethylene glycol ditosylate; In tetrahydrofuran; for 44h; Heating;
DOI:10.3987/COM-05-S(K)42

Reference yield:

: 880498-12-4
1-(3,5-dimethylphenyl)ethane-1,2-diol

: 880498-15-7
(2S,10S)-(+)-1,11-bis(triphenylmethoxy)-2,10-bis(3,5-dimethylphenyl)-3,6,9-trioxaundecane

Guidance literature:: Multi-step reaction with 2 steps

1.1: lipase QL / cyclohexane / 12 h / 30 °C

1.2: K₂CO₃ / methanol; H₂O / 6 h / 20 °C

1.3: 620 mg / triethylamine; 4-(dimethylamino)pyridine / dimethylformamide / 19 h

2.1: sodium hydride / tetrahydrofuran / 2 h / Heating

2.2: 66 percent / tetrahydrofuran / 44 h / Heating

With sodium hydride; Lipase QL; In tetrahydrofuran; cyclohexane;
DOI:10.3987/COM-05-S(K)42

Reference yield:

: 556-96-7
5-bromo-1,3-xylene

: 880498-15-7
(2S,10S)-(+)-1,11-bis(triphenylmethoxy)-2,10-bis(3,5-dimethylphenyl)-3,6,9-trioxaundecane

Guidance literature:: Multi-step reaction with 4 steps

1.1: magnesium; 1,2-dibromoethane / diethyl ether

1.2: 60 percent / dichloro[1,3-bis(diphenylphosphino)propane]nickel / diethyl ether / 2 h / 0 °C

2.1: 90 percent / N-methylmorpholine-N-oxide; osmium tetraoxide / H₂O; 2-methyl-propan-2-ol / 3 h / 20 °C

3.1: lipase QL / cyclohexane / 12 h / 30 °C

3.2: K₂CO₃ / methanol; H₂O / 6 h / 20 °C

3.3: 620 mg / triethylamine; 4-(dimethylamino)pyridine / dimethylformamide / 19 h

4.1: sodium hydride / tetrahydrofuran / 2 h / Heating

4.2: 66 percent / tetrahydrofuran / 44 h / Heating

With osmium(VIII) oxide; sodium hydride; magnesium; 4-methylmorpholine N-oxide; ethylene dibromide; Lipase QL; In tetrahydrofuran; diethyl ether; cyclohexane; water; tert-butyl alcohol;
DOI:10.3987/COM-05-S(K)42