(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

Base Information

Chemical Name:(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline
CAS No.:875014-60-1
Molecular Formula:C₃₂H₃₈N₂O
Molecular Weight:466.667
Hs Code.:

Synonyms:(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

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Chemical Property of (16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

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Technology Process of (16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

There total 4 articles about (16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline 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: 75.0%

: 875014-57-6
(16R,5'S)(8β,9α,14α)-3β-hydroxy-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

: 875014-60-1
(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

Guidance literature:: With dimethyl sulfoxide; dicyclohexyl-carbodiimide; trifluoroacetic acid; pyridine; In benzene; at 20 ℃;
DOI:10.1016/j.bmc.2005.08.024

Reference yield:

: 875014-32-7
(8β,9α,14α)-3β-(trifluoroacetoxy)-16(E)-(phenylmethylene)-5α-androstan-17-one

: 875014-60-1
(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

Guidance literature:: Multi-step reaction with 3 steps

1: 60 percent / glacial acetic acid / Heating

2: 72 percent / potassium hydroxide / 2 h / Heating

3: 75 percent / dimethylsulfoxide; trifluoroacetic acid; dicyclohexylcarbodiimide / pyridine / benzene / 20 °C

With potassium hydroxide; acetic acid; dimethyl sulfoxide; dicyclohexyl-carbodiimide; trifluoroacetic acid; pyridine; In benzene; 3: Moffat oxidation;
DOI:10.1016/j.bmc.2005.08.024

Reference yield:

: 303128-58-7
(16E)-16-benzyliden-3β-hydroxyl-5α-androstan-17-one

: 875014-60-1
(16R,5'S)(8β,9α,14α)-3-oxo-5α-androstano[17,16-c]-1'H-5'-phenyl-N-phenylpyrazoline

Guidance literature:: Multi-step reaction with 4 steps

1: 78 percent / 20 °C

2: 60 percent / glacial acetic acid / Heating

3: 72 percent / potassium hydroxide / 2 h / Heating

4: 75 percent / dimethylsulfoxide; trifluoroacetic acid; dicyclohexylcarbodiimide / pyridine / benzene / 20 °C

With potassium hydroxide; acetic acid; dimethyl sulfoxide; dicyclohexyl-carbodiimide; trifluoroacetic acid; pyridine; In benzene; 4: Moffat oxidation;
DOI:10.1016/j.bmc.2005.08.024