Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester

Base Information

• Chemical Name: Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester
• CAS No.: 108886-20-0
• Molecular Formula: C₂₃H₃₄O₆
• Molecular Weight: 406.519

Synonyms:Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester

Chemical Property of Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester

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Technology Process of Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester

There total 2 articles about Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester 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: 98.0%

(1S)-(-)-camphanic chloride (39637-74-6) + (rac)-(E)-4-((syn,anti)-2,3-dihydroxy-2,6,6-trimethylcyclohexyl)but-3-en-2-one → Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester (108886-20-0) + (1S,4R)-4,7,7-Trimethyl-3-oxo-2-oxa-bicyclo[2.2.1]heptane-1-carboxylic acid (1S,2S,3R)-2-hydroxy-2,4,4-trimethyl-3-((E)-3-oxo-but-1-enyl)-cyclohexyl ester

Guidance literature:

With pyridine; at 0 ℃; for 1h;

DOI:10.1002/hlca.19860690409

Reference yield:

4-(2,3-epoxy-2,6,6-trimethylcyclohexyl)-3-buten-2-one (37677-81-9,72523-51-4,72523-52-5,73925-68-5,84107-27-7,84107-28-8,97371-49-8,108944-32-7,108944-33-8,809237-15-8) → Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester (108886-20-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 20percent H₂SO₄ / tetrahydrofuran; H₂O / Ambient temperature

2: 98 percent / pyridine / 1 h / 0 °C

With pyridine; sulfuric acid; In tetrahydrofuran; water;

DOI:10.1002/hlca.19860690409

Reference yield: 36.0%

Camphansaeure-<2-hydroxy-2,4,4-trimethyl-3-(3-oxobut-1-enyl)cyclohexyl>ester (108886-20-0) → (+)-(1'R,2'R,3'R)-4-(2',3'-Dihydroxy-2',6',6'-trimethylcyclohex-1'-yl)but-3-en-2-on

Guidance literature:

With potassium hydroxide; In methanol; for 15h; Ambient temperature;

DOI:10.1002/hlca.19860690409

upstream raw materials:

(1S)-(-)-camphanic chloride

4-(2,3-epoxy-2,6,6-trimethylcyclohexyl)-3-buten-2-one

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