.alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate

Base Information

• Chemical Name: .alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate
• CAS No.: 250720-29-7
• Molecular Formula: C₃₄H₄₈O₁₀
• Molecular Weight: 616.749
• Mol file: 250720-29-7.mol

Synonyms:.alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate

Chemical Property of .alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate

Chemical Property:

Purity/Quality:

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Technology Process of .alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate

There total 4 articles about .alpha.-D-Mannopyranoside, (4bS,8aS)-4b,5,6,7,8,8a,9,10-octahydro-4b,8,8-trimethyl-1-(1-methylethyl)-2-phenanthrenyl, tetraacetate 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: 74.0%

trans-totarol (511-15-9) + acetobromomannose (13242-53-0) → 13-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxy)totara-8,11,13-triene (250720-26-4,250720-28-6,250720-29-7)

Guidance literature:

With disodium hydrogenphosphate; silver trifluoromethanesulfonate; In toluene; for 2h;

DOI:10.1016/S0968-0896(99)00162-5

Reference yield: 63.0%

trans-totarol (511-15-9) + 2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide (572-09-8) → 13-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyloxy)totara-8,11,13-triene (250720-26-4,250720-28-6,250720-29-7)

Guidance literature:

With disodium hydrogenphosphate; silver trifluoromethanesulfonate; In toluene; for 2h;

DOI:10.1016/S0968-0896(99)00162-5

Reference yield: 15.0%

trans-totarol (511-15-9) + 1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside (3068-32-4) → 13-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyloxy)totara-8,11,13-triene (250720-26-4,250720-27-5,250720-28-6,250720-29-7) + 13-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyloxy)totara-8,11,13-triene (250720-26-4,250720-28-6,250720-29-7)

Guidance literature:

With disodium hydrogenphosphate; silver trifluoromethanesulfonate; In toluene; for 2h;

DOI:10.1016/S0968-0896(99)00162-5

upstream raw materials:

trans-totarol

2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide

1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside

acetobromomannose

Downstream raw materials:

13-(α-D-mannopyranosyloxy)totara-8,11,13-triene

13-(α-D-galactopyranosyloxy)totara-8,11,13-triene

13-(β-D-galactopyranosyloxy)totara-8,11,13-triene

13-(β-D-glucopyranosyloxy)totara-8,11,13-triene

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