1,2-Benzenedicarboxaldehyde, 4-[(3,4,4a,5,8,8a-hexahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methyl] -3-hydroxy-5-methoxy-, trans-

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Chemical Name:1,2-Benzenedicarboxaldehyde, 4-[(3,4,4a,5,8,8a-hexahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methyl] -3-hydroxy-5-methoxy-, trans-
CAS No.:83025-47-2
Molecular Formula:C24H30O4
Molecular Weight:382.5
Hs Code.:

Synonyms:

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Chemical Property of 1,2-Benzenedicarboxaldehyde, 4-[(3,4,4a,5,8,8a-hexahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methyl] -3-hydroxy-5-methoxy-, trans-

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Technology Process of 1,2-Benzenedicarboxaldehyde, 4-[(3,4,4a,5,8,8a-hexahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methyl] -3-hydroxy-5-methoxy-, trans-

There total 14 articles about 1,2-Benzenedicarboxaldehyde, 4-[(3,4,4a,5,8,8a-hexahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methyl] -3-hydroxy-5-methoxy-, trans- 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: 95.0%

: 83025-46-1
1,3,6-Trimethoxy-4-methoxymethoxy-5-((4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,8,8a-hexahydro-naphthalen-1-ylmethyl)-1,3-dihydro-isobenzofuran

: 83025-47-2
3-Hydroxy-5-methoxy-4-((4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,8,8a-hexahydro-naphthalen-1-ylmethyl)-benzene-1,2-dicarbaldehyde

Guidance literature:: With hydrogenchloride; In tetrahydrofuran;
DOI:10.1021/ja00384a075

Reference yield:

: 2150-44-9
1-carbomethoxy-3,5-dihydroxybenzene

: 83025-47-2
3-Hydroxy-5-methoxy-4-((4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,8,8a-hexahydro-naphthalen-1-ylmethyl)-benzene-1,2-dicarbaldehyde

Guidance literature:: Multi-step reaction with 8 steps

1: 50 percent / aluminium chloride, hydrogen chloride / diethyl ether / 1.) 0 deg C, 30 min, 2.) 23 deg C, 16 h

2: 93 percent / potassium carbonate / acetone / 20 h / 23 °C

3: 100 percent / potassium carbonate, triethylamine / acetone / 1 h / 0 deg C -> 23 deg C

4: 95 percent / aq. potassium hydroxide / tetrahydrofuran

5: 100 percent / tosic acid

6: 1.) diisobutylaluminium hydride, 2.) tosic acid / 1.) toluene, -78 deg C

8: 95 percent / aq. hydrochloric acid / tetrahydrofuran

With hydrogenchloride; potassium hydroxide; aluminium trichloride; diisobutylaluminium hydride; potassium carbonate; toluene-4-sulfonic acid; triethylamine; In tetrahydrofuran; diethyl ether; acetone;
DOI:10.1021/ja00384a075

Reference yield:

: 65976-78-5
2-formyl-3-hydroxy-5-methoxybenzoic acid methyl ester

: 83025-47-2
3-Hydroxy-5-methoxy-4-((4aR,8aR)-2,5,5,8a-tetramethyl-3,4,4a,5,8,8a-hexahydro-naphthalen-1-ylmethyl)-benzene-1,2-dicarbaldehyde

Guidance literature:: Multi-step reaction with 6 steps

1: 100 percent / potassium carbonate, triethylamine / acetone / 1 h / 0 deg C -> 23 deg C

2: 95 percent / aq. potassium hydroxide / tetrahydrofuran

3: 100 percent / tosic acid

4: 1.) diisobutylaluminium hydride, 2.) tosic acid / 1.) toluene, -78 deg C

6: 95 percent / aq. hydrochloric acid / tetrahydrofuran

With hydrogenchloride; potassium hydroxide; diisobutylaluminium hydride; potassium carbonate; toluene-4-sulfonic acid; triethylamine; In tetrahydrofuran; acetone;
DOI:10.1021/ja00384a075