9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

Base Information

Chemical Name:9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid
CAS No.:623584-10-1
Molecular Formula:C₃₂H₄₂N₂O₁₄
Molecular Weight:678.69
Hs Code.:

Synonyms:9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

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Chemical Property of 9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

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Technology Process of 9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

There total 4 articles about 9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid 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: 66.0%

: 623584-08-7
(19-benzyloxycarbonylamino-9,19-bis-hydroxymethyl-1,4,7,11,14,17hexaoxa-cycloeicos-9-yl)-carbamic acid benzyl ester

: 623584-10-1
9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

Guidance literature:: With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; sodium hydrogencarbonate; In water; acetonitrile; for 1h;
DOI:10.1016/S0040-4020(03)01232-8

Reference yield:

: 501-53-1,94274-21-2
benzyl chloroformate

: 623584-10-1
9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

Guidance literature:: Multi-step reaction with 2 steps

1: sodium hydrogen carbonate / dioxane; H₂O / 0 - 20 °C

2: 66 percent / NaHCO₃; 2,2,6,6-tetramethylpiperidinooxy; NaClO / H₂O; acetonitrile / 1 h

With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; sodium hydrogencarbonate; In 1,4-dioxane; water; acetonitrile;
DOI:10.1016/S0040-4020(03)01232-8

Reference yield:

: C₂₈H₅₀N₂O₈

: 623584-10-1
9,19-bis-benzyloxycarbonylamino-1,4,7,11,14,17hexaoxa-cycloeicosane-9,19-dicarboxylic acid

Guidance literature:: Multi-step reaction with 3 steps

1: hydrochloric acid / 5 h / 55 °C

2: sodium hydrogen carbonate / dioxane; H₂O / 0 - 20 °C

3: 66 percent / NaHCO₃; 2,2,6,6-tetramethylpiperidinooxy; NaClO / H₂O; acetonitrile / 1 h

With hydrogenchloride; 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; sodium hydrogencarbonate; In 1,4-dioxane; water; acetonitrile;
DOI:10.1016/S0040-4020(03)01232-8