(12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one

Base Information

• Chemical Name: (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one
• CAS No.: 165674-21-5
• Molecular Formula: C₂₆H₂₉NO₉
• Molecular Weight: 499.518
• Mol file: 165674-21-5.mol

Synonyms:(12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one

Chemical Property of (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one

There total 17 articles about (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one 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: 25.0%

Imidazole-1-carbothioic acid O-((R)-7-{(R)-[(4S,5S)-5-(benzyloxyimino-methyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-methoxymethoxy-methyl}-5-oxo-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isochromen-8-yl) ester (236387-97-6) → (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one (165674-21-5)

Guidance literature:

With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; In toluene; at 90 ℃;

DOI:10.1021/ja00132a047

Reference yield:

(4S,5S)-5-[(R)-((S)-5,8-Dioxo-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isochromen-7-yl)-methoxymethoxy-methyl]-2,2-dimethyl-[1,3]dioxolane-4-carbaldehyde O-benzyl-oxime (165674-19-1) → (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one (165674-21-5)

Guidance literature:

Multi-step reaction with 3 steps

1: NaBH₄ / methanol / 0.5 h / -50 - 20 °C

2: 60 percent / DMAP / 1,2-dichloro-ethane / 4 h / Ambient temperature

3: 25 percent / Ph₃SnH, 2,2-azobis<2-methylpropionitrile> / toluene / 1 h / 65 °C

With dmap; sodium tetrahydroborate; 2,2'-azobis(isobutyronitrile); triphenylstannane; In methanol; 1,2-dichloro-ethane; toluene;

DOI:10.1021/jo9902042

Reference yield:

(7R)-7-((1R)<(5S,4R)-5-<(1Z)-2-aza-2-(phenylmethoxy)vinyl>-2,2-dimethyl(1,3-dioxolan-4-yl)>(methoxymethoxy)methyl)-8-hydroxy-2H-1,3-dioxoleno<4,5-g>isochroman-5-one (236387-96-5) → (12aS,4R,12R,11bR,3aR,4aR)-4-(methoxymethoxy)-2,2-dimethyl-12-<(phenylmethoxy)amino>-4,12,11b,12a,3a,4a-hexahydro-9H-1,3-dioxoleno<4,5-7',6'>isochromano<4',3'-5,4>benzo<4,5-d>-1,3-dioxolan-6-one (165674-21-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 60 percent / DMAP / 1,2-dichloro-ethane / 4 h / Ambient temperature

2: 25 percent / Ph₃SnH, 2,2-azobis<2-methylpropionitrile> / toluene / 1 h / 65 °C

With dmap; 2,2'-azobis(isobutyronitrile); triphenylstannane; In 1,2-dichloro-ethane; toluene;

DOI:10.1021/jo9902042

upstream raw materials:

Imidazole-1-carbothioic acid O-((R)-7-{(R)-[(4S,5S)-5-(benzyloxyimino-methyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-methoxymethoxy-methyl}-5-oxo-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isochromen-8-yl) ester

(4S,5S)-5-[(R)-((S)-5,8-Dioxo-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isochromen-7-yl)-methoxymethoxy-methyl]-2,2-dimethyl-[1,3]dioxolane-4-carbaldehyde O-benzyl-oxime

(7R)-7-((1R)<(5S,4R)-5-<(1Z)-2-aza-2-(phenylmethoxy)vinyl>-2,2-dimethyl(1,3-dioxolan-4-yl)>(methoxymethoxy)methyl)-8-hydroxy-2H-1,3-dioxoleno<4,5-g>isochroman-5-one

6-((2S,3R)-3-<(5S,4R)-5-<(1Z)-2-aza-2-(phenylmethoxy)vinyl>-2,2-dimethyl(1,3-dioxolan-4-yl)>-3-(methoxymethoxy)-2-(1,1,2,2-tetramethyl-1-silapropoxy)propanoyl)-2H-benzo-1,3-dioxolane-5-carbaldehyde