C₂₁H₂₂O₂

Base Information

• Chemical Name: C₂₁H₂₂O₂
• CAS No.: 166947-37-1
• Molecular Formula: C₂₁H₂₂O₂
• Molecular Weight: 306.404
• Mol file: 166947-37-1.mol

Synonyms:C₂₁H₂₂O₂

Chemical Property of C₂₁H₂₂O₂

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

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Technology Process of C₂₁H₂₂O₂

There total 1 articles about C₂₁H₂₂O₂ 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%

maleic anhydride (930-60-9) + (9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene (126971-21-9) → C21H22O2 (166947-37-1)

Guidance literature:

In dichloromethane; at 25 ℃; for 24h; under 5250420 Torr;

DOI:10.1016/0957-4166(94)80092-8

Reference yield:

diazomethane (186581-53-3,908094-01-9,334-88-3) + C21H22O2 (166947-37-1) → C22H24O2 + C22H24O2

Guidance literature:

In diethyl ether; at -78 - 20 ℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1016/0957-4166(94)80092-8

Reference yield:

C21H22O2 (166947-37-1) → C26H34O (166947-60-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) CH₂N₂, 3.) p-TsOH*H₂O

2: 1.) CuCN, 3.) BF₃*Et₂O

With diazomethane; boron trifluoride diethyl etherate; toluene-4-sulfonic acid;

DOI:10.1016/0957-4166(94)80092-8

upstream raw materials:

maleic anhydride

(9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene

Downstream raw materials:

C₂₂H₂₄O

C₂₂H₂₄O

Refernces