반응 #346410

ord-5e7bd1f8c36f418c8a865f4231ca12fc

반응 방정식

C=CC=O
acrolein
CCC=CC=O
2-pentenal
CCCCC(C)=O
2-hexanal
CC(=O)OC/C=C/C=O
γ-acetoxycrotonaldehyde
C/C=C/C=O
crotonaldehyde
→
COC(=O)C1(C(=O)OC)C(C)C1C=O
dimethyl 2-formyl-3-methylcyclopropane-1,1-dicarboxylate
CCC1C(C=O)C1(C(=O)OC)C(=O)OC
dimethyl 2-formyl-3-ethylcyclopropane-1,1-dicarboxylate
CCCC1C(C=O)C1(C(=O)OC)C(=O)OC
dimethyl 2-formyl-3-propylcyclopropane-1,1-dicarboxylate
COC(=O)C1(C(=O)OC)C(C=O)C1COC(C)=O
dimethyl 3-(acetoxymethyl)-2-formylcyclopropane-1,1-dicarboxylate

반응물

C=CC=O
acrolein
CCC=CC=O
2-pentenal
CCCCC(C)=O
2-hexanal
CC(=O)OC/C=C/C=O
γ-acetoxycrotonaldehyde
C/C=C/C=O
crotonaldehyde

시약

없음

반응 조건

상세 조건
See reaction.notes.procedure_details.

실험 절차

In the same manner but replacing acrolein with an equivalent amount of crotonaldehyde, 2-pentenal, 2-hexanal or γ-acetoxycrotonaldehyde, the following compounds of formula V, dimethyl 2-formyl-3-methylcyclopropane-1,1-dicarboxylate, dimethyl 2-formyl-3-ethylcyclopropane-1,1-dicarboxylate, dimethyl 2-formyl-3-propylcyclopropane-1,1-dicarboxylate, dimethyl 3-(acetoxymethyl)-2-formylcyclopropane-1,1-dicarboxylate are obtained, respectively.

출처

DOI: 10.6084/m9.figshare.5104873.v1특허: US04036856uspto-grants-1977_07