IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0462234
(1974-04-19)
|
발명자
/ 주소 |
- Van Rheenen Verlan H. (Kalamazoo MI)
|
출원인 / 주소 |
- The Upjohn Company (Kalamazoo MI 02)
|
인용정보 |
피인용 횟수 :
8 인용 특허 :
0 |
초록
▼
Process for preparing lactones of the formula WHEREIN G is R9, 1-hydroxyhexyl, or 1-hydroxy-cis-3-hexenyl, wherein R9 is hydrogen, alkyl of one to 12 carbon atoms, inclusive, cycloalkyl of 3 to 10 carbon atoms, inclusive, aralkyl of 7 to 12 carbon atoms, inclusive, phenyl, or phenyl substituted with
Process for preparing lactones of the formula WHEREIN G is R9, 1-hydroxyhexyl, or 1-hydroxy-cis-3-hexenyl, wherein R9 is hydrogen, alkyl of one to 12 carbon atoms, inclusive, cycloalkyl of 3 to 10 carbon atoms, inclusive, aralkyl of 7 to 12 carbon atoms, inclusive, phenyl, or phenyl substituted with one, 2, or 3 alkyl of one to 4 carbon atoms, inclusive; wherein M is hydrogen or a blocking group; wherein R1 is hydrogen, alkyl of one to 12 carbon atoms, inclusive, cycloalkyl of 3 to 10 carbon atoms, inclusive, aralkyl of 7 to 12 carbon atoms, inclusive, phenyl, or phenyl substituted with one, 2, or 3 chloro or alkyl of one to 4 carbon atoms, inclusive, or ethyl substituted in the b
대표청구항
▼
An optically active compound of the formula wherein M is carboxyacyl of the formula O �2 wherein R2 is wherein T is alkyl of one to 4 carbon atoms, inclusive, phenylalkyl of 7 to 10 carbon atoms, inclusive, or nitro, and s is zero to 5, inclusive, provided that not more than two T\s are other than a
An optically active compound of the formula wherein M is carboxyacyl of the formula O �2 wherein R2 is wherein T is alkyl of one to 4 carbon atoms, inclusive, phenylalkyl of 7 to 10 carbon atoms, inclusive, or nitro, and s is zero to 5, inclusive, provided that not more than two T\s are other than alkyl, and that the total number of carbon atoms in the T\s does not exceed 10 carbon atoms; wherein R3 is alkyl of one to 4 carbon atoms, inclusive, wherein T and s are as defined above, or (4) alkyl of 1 to 4 carbon atoms, inclusive; and wherein R1 is hydrogen, alkyl of 1 to 12 carbon atoms, inclusive, cycloalkyl of 3 to 10 carbon atoms, inclusive, phenylalkyl of 7 to 12 carbon atoms, inclusive, phenyl, or phenyl substituted with 1, 2, or 3 chloro or alkyl of 1 to 4 carbon atoms, inclusive, or ethyl substituted in the b3 chloro.
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