4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

Base Information

Chemical Name:4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline
CAS No.:1416961-53-9
Molecular Formula:C₃₆H₃₈BrN₅O₁₂S
Molecular Weight:844.694
Hs Code.:

4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

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

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Chemical Property of 4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

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Technology Process of 4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

There total 5 articles about 4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline 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: 77.0%

: D-(+)-galactose {2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazole}acetylhydrazone

: 108-24-7
acetic anhydride

: 1416961-53-9
4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

Guidance literature:: at 100 ℃; for 34h;
DOI:10.1002/jhet.900

Reference yield:

: 70-11-1
α-bromoacetophenone

: 1416961-53-9
4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

Guidance literature:: Multi-step reaction with 5 steps

1: sodium acetate / ethanol / 3 h / Reflux

2: potassium carbonate / acetone / 12 h / Reflux

3: hydrazine hydrate / ethanol / 4 h / Reflux

4: ethanol; water; acetic acid / Reflux

5: 34 h / 100 °C

With sodium acetate; potassium carbonate; hydrazine hydrate; In ethanol; water; acetic acid; acetone;
DOI:10.1002/jhet.900

Reference yield:

: 307325-15-1
2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazole

: 1416961-53-9
4-acetyl-5-(1,2,3,4,5-penta-O-acetyl-D-galactopentitolyl)-2-{2-[(4-bromobenzylidene)hydrazono]-4-phenyl-2,3-dihydrothiazol-3-ylmethyl}-1,3,4-oxadiazoline

Guidance literature:: Multi-step reaction with 4 steps

1: potassium carbonate / acetone / 12 h / Reflux

2: hydrazine hydrate / ethanol / 4 h / Reflux

3: ethanol; water; acetic acid / Reflux

4: 34 h / 100 °C

With potassium carbonate; hydrazine hydrate; In ethanol; water; acetic acid; acetone;
DOI:10.1002/jhet.900