6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one

Base Information

• Chemical Name: 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one
• CAS No.: 1315307-76-6
• Molecular Formula: C₂₄H₁₈N₄O₃
• Molecular Weight: 410.432

Synonyms:6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one

Chemical Property of 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one

Chemical Property:

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Technology Process of 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one

There total 2 articles about 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one 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: 38.0%

ethyl (7-benzyloxycarbonylamino-1H-indol-3-yl)glyoxylate (1315307-87-9) + phenylhydrazine hydrochloride (59-88-1) → 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one (1315307-76-6)

Guidance literature:

With acetic acid; In ethanol; Reflux;

DOI:10.1016/j.bmc.2011.05.001

Reference yield:

(1H-indol-7-yl)carbamic acid benzyl ester (737801-80-8) → 6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one (1315307-76-6)

Guidance literature:

Multi-step reaction with 2 steps

1: pyridine / tetrahydrofuran / 48 h / Reflux

2: acetic acid / ethanol / Reflux

With pyridine; acetic acid; In tetrahydrofuran; ethanol;

DOI:10.1016/j.bmc.2011.05.001

Reference yield: 90.0%

6-benzyloxycarbonylamino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one (1315307-76-6) → 6-benzyloxycarbonylamino-4-chloro-2-phenyl-2H-pyrazolo[3,4-c]quinoline (1315307-90-4)

Guidance literature:

With phosphorus pentachloride; trichlorophosphate; Reflux;

DOI:10.1016/j.bmc.2011.05.001

upstream raw materials:

(1H-indol-7-yl)carbamic acid benzyl ester

ethyl (7-benzyloxycarbonylamino-1H-indol-3-yl)glyoxylate

phenylhydrazine hydrochloride

Downstream raw materials:

6-amino-2,5-dihydro-2-phenyl-4H-pyrazolo[3,4-c]quinolin-4-one

6-benzyloxycarbonylamino-4-chloro-2-phenyl-2H-pyrazolo[3,4-c]quinoline

6-benzyloxycarbonylamino-2-phenyl-2H-pyrazolo[3,4-c]quinolin-4-amine

2-phenyl-2H-pyrazolo[3,4-c]quinolin-4,6-diamine

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