3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)

Base Information

• Chemical Name: 3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)
• CAS No.: 74511-07-2
• Molecular Formula: C₂₈H₂₆N₄O₅
• Molecular Weight: 498.538

Synonyms:3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)

Chemical Property of 3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)

Chemical Property:

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Technology Process of 3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)

There total 9 articles about 3-(1-O-benzoyl-2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone) 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: 85.0%

benzoyl chloride (98-88-4) + 3-(2,3-O-isopropylidene-D-erythro-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone) (110900-89-5) → 3-(1-O-benzoyl-2,3-O-isopropylidene-D-erythro-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone) (74511-07-2,110900-95-3)

Guidance literature:

With pyridine;

DOI:10.1016/S0008-6215(00)90039-9

Reference yield: 82.0%

benzoyl chloride (98-88-4) + 3-(2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenylpyrazole-4,5-dione 4-phenylhydrazone → 3-(1-O-benzoyl-,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenylpyrazole-4,5-dione 4-phenylhydrazone (74511-07-2,110900-95-3)

Guidance literature:

With pyridine;

Reference yield: 82.0%

3-(2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazolinedione 4-(phenylhydrazone) (74511-05-0,107451-53-6,110900-89-5) → Benzoic acid (R)-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-[5-oxo-1-phenyl-4-(phenyl-hydrazono)-4,5-dihydro-1H-pyrazol-3-yl]-methyl ester (74511-07-2,110900-95-3)

Guidance literature:

benzoylation;

DOI:10.1016/0008-6215(83)88064-1

upstream raw materials:

3-(2,3-O-isopropylidene-L-threo-glycerol-1-yl)-1-phenyl-4,5-pyrazolinedione 4-(phenylhydrazone)

L-threo-2,3-hexodiulosono-1,4-lactone 2,3-bis(phenylhydrazone)

5-(2,2-Dimethyl-[1,3]dioxolan-4-yl)-3,4-bis-(phenyl-hydrazono)-dihydro-furan-2-one

benzoyl chloride

Downstream raw materials:

1-phenyl-3-(1,2,3-tri-O-benzoyl-L-threo-glycerol-1-yl)-4,5-pyrazoledione 4-(phenylhydrazone)

(1-phenyl-4,5-dioxo-4-phenylhydrazone-4,5-dihydropyrazol-3-yl)-O-benzoylglycolaldehyde

3-(1-O-benzoyl-D-erythro-glycerol-1-yl)-1-phenyl-4,5-pyrazoledione 4-(phenylhydrazone)

3-(1-O-benzoyl-L-threo-glycerol-1-yl)-1-phenylpyrazole-4,5-dione 4-phenylhydrazone

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