4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

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Chemical Name:4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole
CAS No.:331248-82-9
Molecular Formula:C₅₆H₄₂Br₂O₆
Molecular Weight:970.754
Hs Code.:

Synonyms:4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

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Chemical Property of 4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

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Technology Process of 4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

There total 13 articles about 4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole 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: 42.0%

: 85604-06-4
5-(benzyloxy)-2-bromobenzaldehyde

: 331248-79-4
(E)-1-[[4-(5-dimethylphosphonomethyl-2,3-diphenylmethylenedioxy)phenoxy]phenyl]-2-[2-bromo-4-benzyloxy-5-methoxyphenyl]ethene

: 331248-82-9
4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

Guidance literature:: With sodium hydride; In tetrahydrofuran; at 20 ℃; for 12h;
DOI:10.1021/ol015535r

Reference yield:

: 2426-87-1
3-methoxy-4-(phenylmethoxy)benzaldehyde

: 331248-82-9
4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

Guidance literature:: Multi-step reaction with 8 steps

1: 69 percent / sodium acetate; bromine / acetic acid / 11 h / 40 °C

2: NaBH₄ / tetrahydrofuran / 4 h / 0 °C

3: CBr₄; triphenylphosphine / methanol / 20 °C

4: 100 percent / 3 h / 90 °C

5: 63 percent / NaH / tetrahydrofuran / 20 °C

6: 100 percent / LiAlH₄ / tetrahydrofuran / 12 h / 20 °C

7: 52 percent / 3 h / 90 °C

8: 76 percent / NaH / tetrahydrofuran / 12 h / 20 °C

With sodium tetrahydroborate; lithium aluminium tetrahydride; carbon tetrabromide; bromine; sodium acetate; sodium hydride; triphenylphosphine; In tetrahydrofuran; methanol; acetic acid; 5: Wardworth-Emmons reaction / 8: Wardworth-Emmons reaction;
DOI:10.3987/COM-00-S(I)26

Reference yield:

: 40705-22-4
4-benzyloxy-6-bromo-3-methoxybenzaldehyde

: 331248-82-9
4-{4-[(E)-2-(4-Benzyloxy-2-bromo-5-methoxy-phenyl)-vinyl]-phenoxy}-6-[(E)-2-(5-benzyloxy-2-bromo-phenyl)-vinyl]-2,2-diphenyl-benzo[1,3]dioxole

Guidance literature:: Multi-step reaction with 7 steps

1: NaBH₄ / tetrahydrofuran / 4 h / 0 °C

2: CBr₄; triphenylphosphine / methanol / 20 °C

3: 100 percent / 3 h / 90 °C

4: 63 percent / NaH / tetrahydrofuran / 20 °C

5: 100 percent / LiAlH₄ / tetrahydrofuran / 12 h / 20 °C

6: 52 percent / 3 h / 90 °C

7: 76 percent / NaH / tetrahydrofuran / 12 h / 20 °C

With sodium tetrahydroborate; lithium aluminium tetrahydride; carbon tetrabromide; sodium hydride; triphenylphosphine; In tetrahydrofuran; methanol; 4: Wardworth-Emmons reaction / 7: Wardworth-Emmons reaction;
DOI:10.3987/COM-00-S(I)26