4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Base Information

Chemical Name:4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester
CAS No.:874479-81-9
Molecular Formula:C₆₈H₇₁NO₂₆S
Molecular Weight:1350.37
Hs Code.:

4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-<i>d</i>][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Synonyms:4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

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Chemical Property of 4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

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Technology Process of 4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

There total 10 articles about 4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl 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: 57.0%

: 874479-78-4
methyl 2-O-benzoyl-4,6-O-benzylidene-3-thio-β-D-galactopyranosyl-(1->4)-O-2,3,6-tri-O-benzoyl-β-D-glucopyranoside

: 67670-69-3
N-acetyl-4,7,8,9-tetra-O-acetyl-2-chloro-2-deoxyneuraminic acid methyl ester

: 874479-81-9
4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Guidance literature:: With sodium hydride; Kryptofix 21; In tetrahydrofuran; at 0 - 20 ℃;
DOI:10.1016/j.bmc.2005.08.057

Reference yield:

: 874479-74-0
methyl 4,6-O-benzylidene-3-O-(chloroacetyl)-β-D-galactopyranosyl-(1->4)-O-β-D-glucopyranoside

: 874479-81-9
4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 50 percent / molecular sieves 4 Angstroem; DMAP; pyridine / CH₂Cl₂ / 0 - 20 °C

2: 78 percent / hydrazinium acetate / dimethylformamide / 20 - 40 °C

3: pyridine / CH₂Cl₂ / -78 - 0 °C

4: 426 mg / KNO₂ / dimethylformamide / 20 - 50 °C

5: pyridine / CH₂Cl₂ / -78 - 20 °C

6: 613 mg / dimethylformamide / 20 - 50 °C

7: 78 percent / hydrazinium acetate / dimethylformamide / 3 h / 20 °C

8: 57 percent / NaH; Kryptofix 21(R) / tetrahydrofuran / 0 - 20 °C

With pyridine; dmap; potassium nitrite; 4 A molecular sieve; hydrazinium monoacetate; sodium hydride; Kryptofix 21; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmc.2005.08.057

Reference yield:

: 98-88-4
benzoyl chloride

: 874479-81-9
4-acetoxy-5-acetylamino-2-[7-benzoyloxy-6-(4,5-bis-benzoyloxy-2-benzoyloxymethyl-6-methoxy-tetrahydro-pyran-3-yloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-ylsulfanyl]-6-(1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 50 percent / molecular sieves 4 Angstroem; DMAP; pyridine / CH₂Cl₂ / 0 - 20 °C

2: 78 percent / hydrazinium acetate / dimethylformamide / 20 - 40 °C

3: pyridine / CH₂Cl₂ / -78 - 0 °C

4: 426 mg / KNO₂ / dimethylformamide / 20 - 50 °C

5: pyridine / CH₂Cl₂ / -78 - 20 °C

6: 613 mg / dimethylformamide / 20 - 50 °C

7: 78 percent / hydrazinium acetate / dimethylformamide / 3 h / 20 °C

8: 57 percent / NaH; Kryptofix 21(R) / tetrahydrofuran / 0 - 20 °C

With pyridine; dmap; potassium nitrite; 4 A molecular sieve; hydrazinium monoacetate; sodium hydride; Kryptofix 21; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmc.2005.08.057