methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

Base Information

Chemical Name:methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate
CAS No.:625091-41-0
Molecular Formula:C₃₁H₃₅Br₂N₂O₁₅P
Molecular Weight:866.405
Hs Code.:

methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

Synonyms:methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

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Chemical Property of methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

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Technology Process of methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

There total 3 articles about methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate 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:

: (3aR,7R,7aS)-7-(1-{Bis-[2-(4-nitro-phenyl)-ethoxy]-phosphanyloxy}-2,2-dibromo-1-methoxycarbonyl-ethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-benzo[1,3]dioxole-5-carboxylic acid methyl ester

: 625091-41-0
methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

Guidance literature:: With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at -78 - 20 ℃; for 17h;
DOI:10.1021/ja036627+

Reference yield:

: (3aR,7R,7aS)-7-(2,2-Dibromo-1-hydroxy-1-methoxycarbonyl-ethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-benzo[1,3]dioxole-5-carboxylic acid methyl ester

: 625091-41-0
methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: PCl₃; pyridine / CH₂Cl₂ / 0.5 h / -78 °C

2: pyridine / CH₂Cl₂ / 4 h / -78 °C

3: 928 mg / m-CPBA / CH₂Cl₂ / 17 h / -78 - 20 °C

With pyridine; 3-chloro-benzenecarboperoxoic acid; phosphorus trichloride; In dichloromethane;
DOI:10.1021/ja036627+

Reference yield:

: C₁₅H₁₉Br₂Cl₂O₈P

: 625091-41-0
methyl (3aR-(3aα,7β,7aα))-7-(bis(2-(4-nitrophenyl)ethoxy)phosphinyloxy-1-(dibromomethyl)-2-methoxy-2-oxoethoxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine / CH₂Cl₂ / 4 h / -78 °C

2: 928 mg / m-CPBA / CH₂Cl₂ / 17 h / -78 - 20 °C

With pyridine; 3-chloro-benzenecarboperoxoic acid; In dichloromethane;
DOI:10.1021/ja036627+