methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

Base Information

Chemical Name:methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside
CAS No.:172291-81-5
Molecular Formula:C₅₅H₄₈O₁₆S
Molecular Weight:997.043
Hs Code.:

Synonyms:methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

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Chemical Property of methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

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Technology Process of methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

There total 11 articles about methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside 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: 97.0%

: 172291-80-4
methyl O-(3,4-di-O-benzoyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

: 1005-56-7
phenylcarbonochloridothioate

: 172291-81-5
methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

Guidance literature:: With dmap; In acetonitrile; for 20h; Ambient temperature;
DOI:10.1016/0008-6215(95)00122-A

Reference yield:

: 98-88-4
benzoyl chloride

: 172291-81-5
methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: pyridine / Ambient temperature

2: 96 percent / H₂ / 10percent Pd/C / ethanol; acetic acid

3: 97 percent / 2,6-di-tert-butyl-4-methylpyridine, AgOTfl / CH₂Cl₂ / 2 h / Ambient temperature

4: 82 percent / HBF₄ / diethyl ether; methanol / 24 h / Ambient temperature

5: 97 percent / 4-dimethylaminopyridine / acetonitrile / 20 h / Ambient temperature

With pyridine; dmap; tetrafluoroboric acid; 2,6-di-tert-butyl-4-methylpyridine; hydrogen; palladium on activated charcoal; In methanol; diethyl ether; ethanol; dichloromethane; acetic acid; acetonitrile;
DOI:10.1016/0008-6215(95)00122-A

Reference yield:

: 81348-16-5
methyl 2-O-benzyl-α-D-galactopyranoside

: 172291-81-5
methyl O-(3,4-di-O-benzoyl-2-O-phenoxythiocarbonyl-α-L-rhamnopyranosyl)-(1<*>2)-3,4,6-tri-O-benzoyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: pyridine / Ambient temperature

2: 96 percent / H₂ / 10percent Pd/C / ethanol; acetic acid

3: 97 percent / 2,6-di-tert-butyl-4-methylpyridine, AgOTfl / CH₂Cl₂ / 2 h / Ambient temperature

4: 82 percent / HBF₄ / diethyl ether; methanol / 24 h / Ambient temperature

5: 97 percent / 4-dimethylaminopyridine / acetonitrile / 20 h / Ambient temperature

With pyridine; dmap; tetrafluoroboric acid; 2,6-di-tert-butyl-4-methylpyridine; hydrogen; palladium on activated charcoal; In methanol; diethyl ether; ethanol; dichloromethane; acetic acid; acetonitrile;
DOI:10.1016/0008-6215(95)00122-A