[1,2,3]Triazolo[1,5-a]pyridine-3-carboxylic acid, 4,5,6,7-tetrahydro-7-methyl-4,5,6-tris(phenylmethoxy)-, methyl ester, (4R,5R,6R,7R)-

Base Information

Chemical Name:[1,2,3]Triazolo[1,5-a]pyridine-3-carboxylic acid, 4,5,6,7-tetrahydro-7-methyl-4,5,6-tris(phenylmethoxy)-, methyl ester, (4R,5R,6R,7R)-
CAS No.:313996-37-1
Molecular Formula:C30H31N3O5
Molecular Weight:513.593
Hs Code.:
Mol file:313996-37-1.mol

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Chemical Property of [1,2,3]Triazolo[1,5-a]pyridine-3-carboxylic acid, 4,5,6,7-tetrahydro-7-methyl-4,5,6-tris(phenylmethoxy)-, methyl ester, (4R,5R,6R,7R)-

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Technology Process of [1,2,3]Triazolo[1,5-a]pyridine-3-carboxylic acid, 4,5,6,7-tetrahydro-7-methyl-4,5,6-tris(phenylmethoxy)-, methyl ester, (4R,5R,6R,7R)-

There total 4 articles about [1,2,3]Triazolo[1,5-a]pyridine-3-carboxylic acid, 4,5,6,7-tetrahydro-7-methyl-4,5,6-tris(phenylmethoxy)-, methyl ester, (4R,5R,6R,7R)- 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:

: (4R,5R,6R,7R)-4,5,6-Tris-benzyloxy-7-methyl-3,3a,4,5,6,7-hexahydro-[1,2,3]triazolo[1,5-a]pyridine-3-carboxylic acid methyl ester

: 313996-37-1
(4R,5R,6R,7R)-4,5,6-Tris-benzyloxy-7-methyl-4,5,6,7-tetrahydro-[1,2,3]triazolo[1,5-a]pyridine-3-carboxylic acid methyl ester

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; In N,N-dimethyl-formamide; at 80 ℃; for 1h;
DOI:10.1016/S0040-4039(00)01356-3

Reference yield:

: 162118-38-9
(3S,4R,5R,6S)-3,4,5-tris(benzyloxy)-6-methyltetrahydro-2H-pyran-2-ol

: 313996-37-1
(4R,5R,6R,7R)-4,5,6-Tris-benzyloxy-7-methyl-4,5,6,7-tetrahydro-[1,2,3]triazolo[1,5-a]pyridine-3-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 81 percent / toluene / 16 h / 80 °C

2: 91 percent / DMAP; pyridine / 24 h / 20 °C

3: NaN₃ / dimethylformamide / 1 h / 80 °C

4: DBU / dimethylformamide / 1 h / 80 °C

With pyridine; dmap; sodium azide; 1,8-diazabicyclo[5.4.0]undec-7-ene; In N,N-dimethyl-formamide; toluene; 1: Horner-Wittig-Emmons reaction / 2: Etherification / 3: cyclization / 4: Aromatisation;
DOI:10.1016/S0040-4039(00)01356-3

Reference yield:

: (E)-(4R,5S,6R,7S)-4,5,6-Tris-benzyloxy-7-hydroxy-oct-2-enoic acid methyl ester

: 313996-37-1
(4R,5R,6R,7R)-4,5,6-Tris-benzyloxy-7-methyl-4,5,6,7-tetrahydro-[1,2,3]triazolo[1,5-a]pyridine-3-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / DMAP; pyridine / 24 h / 20 °C

2: NaN₃ / dimethylformamide / 1 h / 80 °C

3: DBU / dimethylformamide / 1 h / 80 °C

With pyridine; dmap; sodium azide; 1,8-diazabicyclo[5.4.0]undec-7-ene; In N,N-dimethyl-formamide; 1: Etherification / 2: cyclization / 3: Aromatisation;
DOI:10.1016/S0040-4039(00)01356-3