2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester

Base Information

• Chemical Name: 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester
• CAS No.: 113883-16-2
• Molecular Formula: C₄₉H₅₅BrO₄
• Molecular Weight: 787.877
• Mol file: 113883-16-2.mol

Synonyms:

Chemical Property of 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester

There total 3 articles about 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl 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:

bis-isobornyl-malonate (113883-15-1) → 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (113883-16-2)

Guidance literature:

With bromine; sodium fluoride; In chloroform; at 70 ℃;

DOI:10.1016/S0040-4020(01)86785-5

Reference yield:

benzyl-isobornyl-malonate (113883-14-0) → 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (113883-16-2)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) H₂; 2.) DCCI / 1.) 10percent Pd/C / 1.) dioxane, 3 h; 2.) dichloromethane, 1.5 h

2: Br₂, sodium fluoride / CHCl₃ / 70 °C

With hydrogen; bromine; sodium fluoride; dicyclohexyl-carbodiimide; palladium on activated charcoal; In chloroform;

DOI:10.1016/S0040-4020(01)86785-5

Reference yield:

exo-diphenylmethyl-isoborneol (80868-41-3,80924-26-1,87420-27-7) → 2-Bromo-malonic acid (1R,2R,3S,4R)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (1S,2S,3R,4S)-3-benzhydryl-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester (113883-16-2)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) H₂; 2.) DCCI / 1.) 10percent Pd/C / 1.) dioxane, 3 h; 2.) dichloromethane, 1.5 h

2: Br₂, sodium fluoride / CHCl₃ / 70 °C

With hydrogen; bromine; sodium fluoride; dicyclohexyl-carbodiimide; palladium on activated charcoal; In chloroform;

DOI:10.1016/S0040-4020(01)86785-5

upstream raw materials:

bis-isobornyl-malonate

benzyl-isobornyl-malonate

exo-diphenylmethyl-isoborneol