2,4,6,8,10,12,14,16-Octadecaoctaenedioic acid, 3,6,11,15-tetramethyl-, diethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)-

Base Information

• Chemical Name: 2,4,6,8,10,12,14,16-Octadecaoctaenedioic acid, 3,6,11,15-tetramethyl-, diethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)-
• CAS No.: 847797-92-6
• Molecular Formula: C26H34O4

Synonyms:

Chemical Property of 2,4,6,8,10,12,14,16-Octadecaoctaenedioic acid, 3,6,11,15-tetramethyl-, diethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)-

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Technology Process of 2,4,6,8,10,12,14,16-Octadecaoctaenedioic acid, 3,6,11,15-tetramethyl-, diethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)-

There total 16 articles about 2,4,6,8,10,12,14,16-Octadecaoctaenedioic acid, 3,6,11,15-tetramethyl-, diethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)- 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: 92.0%

diethoxyphosphoryl-acetic acid ethyl ester (867-13-0) + crocetindial (502-70-5) → diethyl-6,6'-diapocarotene-6,6'-dioate (847797-92-6,6895-43-8)

Guidance literature:

With sodium hydride; In tetrahydrofuran; cooling;

DOI:10.1021/ja043279i

Reference yield: 70.0%

ethyl (2E,4E,6E,8E,10E,12E)-4,8,13-trimethyl-14-oxotetradeca-2,4,6,8,10,12-hexaenoate + (2E,4E)-ethyl-6-(benzo[d]thiazole-2-sulfonyl)-4-methylhexa-2,4-dienoleate → diethyl-6,6'-diapocarotene-6,6'-dioate (847797-92-6,6895-43-8)

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; at 20 ℃; for 24h; Inert atmosphere;

Reference yield: 53.0%

(2E,4E,6E)-2,7-dimethyl-2,4,6-octatrienedial (5056-17-7) + (2E,4E)-ethyl-6-(benzo[d]thiazole-2-sulfonyl)-4-methylhexa-2,4-dienoleate → diethyl-6,6'-diapocarotene-6,6'-dioate (847797-92-6,6895-43-8) + ethyl (2E,4E,6E,8E,10E,12E)-4,8,13-trimethyl-14-oxotetradeca-2,4,6,8,10,12-hexaenoate

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; at 20 ℃; for 12h; Inert atmosphere;

upstream raw materials:

(carbethoxymethyl)triphenylphosphonium bromide

diethoxyphosphoryl-acetic acid ethyl ester

crocetindial

(2E,4E,6E)-8-hydroxy-2,6-dimethyl-octa-2,4,6-trienal

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