CN Patent

CN102197014B — γ,δ-不饱和酮类的制备

Assigned to DSM IP Assets BV · Expires 2013-12-04 · 12y expired

What this patent protects

一种用于制备通式为(R 1 )(R 2 )C＝CH-CH 2 -CH 2 -CO-R 3 (I)的γ,δ-不饱和酮的方法，其中R 1 是甲基或乙基；R 2 是饱和的或不饱和的线性或环状烃类残基；R 3 是甲基或乙基，所述方法包括，在作为催化剂的铵盐的存在下，使式(R 1 )(R 2 )C(OH)-CH＝CH 2 (II)的叔乙烯基甲醇与式H 3 C-C(OR 3 )＝CH 2 (III)的异丙烯基甲基醚或异丙烯基乙基醚反应。

USPTO Abstract

一种用于制备通式为(R 1 )(R 2 )C＝CH-CH 2 -CH 2 -CO-R 3 (I)的γ,δ-不饱和酮的方法，其中R 1 是甲基或乙基；R 2 是饱和的或不饱和的线性或环状烃类残基；R 3 是甲基或乙基，所述方法包括，在作为催化剂的铵盐的存在下，使式(R 1 )(R 2 )C(OH)-CH＝CH 2 (II)的叔乙烯基甲醇与式H 3 C-C(OR 3 )＝CH 2 (III)的异丙烯基甲基醚或异丙烯基乙基醚反应。

Drugs covered by this patent

Patent Metadata

Patent number
CN102197014B
Jurisdiction
CN
Classification
—
Expires
2013-12-04
Drug substance claim
No
Drug product claim
No
Assignee
DSM IP Assets BV
Source
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Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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