methyl 2-chloro-2-cyclopropylideneacetate synthesis
- Product Name:methyl 2-chloro-2-cyclopropylideneacetate
- CAS Number:82979-45-1
- Molecular formula:C6H7ClO2
- Molecular Weight:146.57
832142-15-1
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Yield:-
Steps:
Multi-step reaction with 5 steps
1.1: pyridine / CH2Cl2 / 18 h / 20 °C
2.1: aq. HCl / tetrahydrofuran / 0.5 h / 0 °C
3.1: 14.6 g / aq. H2O2 / tetrahydrofuran / 8 h / 60 °C
4.1: SOCl2 / 1,2-dichloro-ethane / 1 h / Heating
4.2: NCS; aq. HCl / 1,2-dichloro-ethane / 12 h / 90 °C
4.3: 93 percent / 1,2-dichloro-ethane / 1 h / 20 °C
5.1: 99 percent / Et3N / CH2Cl2 / 8 h / 0 °C
References:
Limbach, Michael;Dalai, Suryakanta;De Meijere, Armin [Advanced Synthesis and Catalysis,2004,vol. 346,# 7,p. 760 - 766]
![Cyclopropaneacetic acid, α-chloro-1-[(methylsulfonyl)oxy]-, methyl ester](/CAS/20210305/GIF/832142-16-2.gif)
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