(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

Base Information

Chemical Name:(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol
CAS No.:74097-67-9
Molecular Formula:C₂₃H₂₂N₂O₃S
Molecular Weight:406.505
Hs Code.:

Synonyms:(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

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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 (+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

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Technology Process of (+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

There total 5 articles about (+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol 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:

: C₂₃H₂₂N₂O₃S

: 74097-67-9
(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

Guidance literature:: With hydrogenchloride; In dichloromethane; at 0 ℃;
DOI:10.1055/s-2005-916008

Reference yield:

: 54435-79-9,495-45-4,22573-24-6
(E)-1,3-diphenyl-3-methyl-2-propen-1-one

: 74097-67-9
(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

Guidance literature:: Multi-step reaction with 3 steps

1: aq. H₂O₂; NaOH / methanol / 20 °C

2: isobutyric acid / CH₂Cl₂ / 0.33 h / 70 °C

3: 0.13 g / HCl / CH₂Cl₂ / 0 °C

With hydrogenchloride; sodium hydroxide; dihydrogen peroxide; isobutyric Acid; In methanol; dichloromethane;
DOI:10.1055/s-2005-916008

Reference yield:

: 6397-70-2
3-hydroxy-1,3-diphenylbutan-1-one

: 74097-67-9
(+/-)-(4S,5S)-4,5-dihydro-5-methyl-3,5-diphenyl-1-tosyl-1H-pyrazol-4-ol

Guidance literature:: Multi-step reaction with 4 steps

1: MsCl; Et₃N / CH₂Cl₂ / 20 °C

2: aq. H₂O₂; NaOH / methanol / 20 °C

3: isobutyric acid / CH₂Cl₂ / 0.33 h / 70 °C

4: 0.13 g / HCl / CH₂Cl₂ / 0 °C

With hydrogenchloride; sodium hydroxide; dihydrogen peroxide; methanesulfonyl chloride; triethylamine; isobutyric Acid; In methanol; dichloromethane;
DOI:10.1055/s-2005-916008