Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Base Information

Chemical Name:Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester
CAS No.:167394-67-4
Molecular Formula:C₃₁H₃₄O₈
Molecular Weight:534.606
Hs Code.:

Synonyms:Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Suppliers and Price of Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

There total 9 articles about Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl 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: 83.0%

: 108-24-7
acetic anhydride

: 130523-98-7
(2S,3S,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-2-carbaldehyde

: 167394-67-4
Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Guidance literature:: With potassium carbonate; In acetonitrile; at 80 ℃; for 8h;
DOI:10.1016/S0040-4039(00)78333-X

Reference yield:

: 2186-92-7
p-Anisaldehyde dimethyl acetal

: 167394-67-4
Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: p-toluenesulfonic acid / dimethylformamide / 6 h / 65 °C

2: NaH / dimethylformamide / 5 h / Ambient temperature

3: 95 percent / lithium aluminum hydride, aluminum chloride / diethyl ether; CH₂Cl₂ / 3 h / 0 °C

4: 1.) (COCl)2, DMSO; 2.) Et₃N / CH₂Cl₂ / 0.5 h / -78 °C

5: K₂CO₃ / acetonitrile / 20 h / Ambient temperature

With lithium aluminium tetrahydride; aluminium trichloride; oxalyl dichloride; sodium hydride; potassium carbonate; toluene-4-sulfonic acid; dimethyl sulfoxide; triethylamine; In diethyl ether; dichloromethane; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1016/S0040-4039(98)00737-0

Reference yield:

: 90633-95-7,94827-31-3,90633-90-2
methyl 2,3-bis-O-benzyl-4-O-[(4-methoxyphenyl)methyl]-α-D-glucopyranoside

: 167394-67-4
Acetic acid (3S,4S,5R,6S)-4,5-bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-(2Z)-ylidenemethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) (COCl)2, DMSO; 2.) Et₃N / CH₂Cl₂ / 0.5 h / -78 °C

2: K₂CO₃ / acetonitrile / 20 h / Ambient temperature

With oxalyl dichloride; potassium carbonate; dimethyl sulfoxide; triethylamine; In dichloromethane; acetonitrile;
DOI:10.1016/S0040-4039(98)00737-0