4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

Base Information

Chemical Name:4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde
CAS No.:1622313-43-2
Molecular Formula:C₂₀H₂₂N₂O₂
Molecular Weight:322.407
Hs Code.:

Synonyms:4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

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Chemical Property of 4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

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Technology Process of 4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

There total 5 articles about 4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde 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: 76.0%

: 352647-11-1,879770-98-6
3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazole

: 34961-64-3
4-formyldihydrocinnamic acid

: 1622313-43-2
4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

Guidance literature:: 4-formyldihydrocinnamic acid; With 1,1'-carbonyldiimidazole; In dichloromethane; for 0.666667h; Inert atmosphere;

3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazole; In dichloromethane; for 1.25h;

Reference yield:

: 99265-61-9
2-(2,2-dimethyl-3-(2-oxopropyl)cyclopropyl)acetic acid

: 1622313-43-2
4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

Guidance literature:: Multi-step reaction with 4 steps

1.1: caesium carbonate / N,N-dimethyl-formamide / 1 h / 40 °C / Inert atmosphere

2.1: methanol; sodium methylate / 0.67 h / Inert atmosphere; Reflux

3.1: hydrazine hydrate; acetic acid / methanol / 2 h / 20 °C / Inert atmosphere

4.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.67 h / Inert atmosphere

4.2: 1.25 h

With methanol; sodium methylate; caesium carbonate; hydrazine hydrate; acetic acid; 1,1'-carbonyldiimidazole; In methanol; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 92076-07-8
methyl 2-(2,2-dimethyl-3-(2-oxopropyl)cyclopropyl)acetate

: 1622313-43-2
4-(3-oxo-3-(3,4,4-trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)propyl)benzaldehyde

Guidance literature:: Multi-step reaction with 3 steps

1.1: methanol; sodium methylate / 0.67 h / Inert atmosphere; Reflux

2.1: hydrazine hydrate; acetic acid / methanol / 2 h / 20 °C / Inert atmosphere

3.1: 1,1'-carbonyldiimidazole / dichloromethane / 0.67 h / Inert atmosphere

3.2: 1.25 h

With methanol; sodium methylate; hydrazine hydrate; acetic acid; 1,1'-carbonyldiimidazole; In methanol; dichloromethane;