(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

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Chemical Name:(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester
CAS No.:162678-86-6
Molecular Formula:C₄₈H₈₂N₄O₁₃
Molecular Weight:923.198
Hs Code.:

(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

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Chemical Property of (R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

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Technology Process of (R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

There total 5 articles about (R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl 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: 100.0%

: (R)-4-((S)-2-{(R)-2-[(4aR,6R,7R,8R,8aS)-7-Acetylamino-6-(2-methoxy-3-octadecyloxy-propoxy)-2,2-dimethyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

: 162678-86-6
(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

Guidance literature:: With trifluoroacetic acid;
DOI:10.1016/0009-3084(94)02400-Y

Reference yield:

: 18814-49-8
tert-butoxycarbonyl-L-alanyl-D-isoglutamine benzyl ester

: 162678-86-6
(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: trifluoroacetic acid / 0.5 h / -10 °C

2: Et₃N, 4-dimethylaminopyridine, O-benzotriazolyl-N,N,N',N'-tetramethyluronium hexafluorophosphate / acetonitrile; CH₂Cl₂ / 5 h / Ambient temperature

3: 100 percent / trifluoroacetic acid

With dmap; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; trifluoroacetic acid; In dichloromethane; acetonitrile;
DOI:10.1016/0009-3084(94)02400-Y

Reference yield:

: 62853-36-5,71822-09-8,85546-24-3
L-alanyl-(γ-benzyl ester D-isoglutamine)

: 162678-86-6
(R)-4-((S)-2-{(R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-5-hydroxy-6-hydroxymethyl-2-(2-methoxy-3-octadecyloxy-propoxy)-tetrahydro-pyran-4-yloxy]-propionylamino}-propionylamino)-4-carbamoyl-butyric acid benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: Et₃N, 4-dimethylaminopyridine, O-benzotriazolyl-N,N,N',N'-tetramethyluronium hexafluorophosphate / acetonitrile; CH₂Cl₂ / 5 h / Ambient temperature

2: 100 percent / trifluoroacetic acid

With dmap; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; trifluoroacetic acid; In dichloromethane; acetonitrile;
DOI:10.1016/0009-3084(94)02400-Y