KR930005058B1 - 광학 활성을 갖는 (s)-1,2-알칸디올의 제조방법 - Google Patents
광학 활성을 갖는 (s)-1,2-알칸디올의 제조방법 Download PDFInfo
- Publication number
- KR930005058B1 KR930005058B1 KR1019900018749A KR900018749A KR930005058B1 KR 930005058 B1 KR930005058 B1 KR 930005058B1 KR 1019900018749 A KR1019900018749 A KR 1019900018749A KR 900018749 A KR900018749 A KR 900018749A KR 930005058 B1 KR930005058 B1 KR 930005058B1
- Authority
- KR
- South Korea
- Prior art keywords
- general formula
- acid
- represented
- alkanediol
- optical activity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C33/00—Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C33/02—Acyclic alcohols with carbon-to-carbon double bonds
- C07C33/025—Acyclic alcohols with carbon-to-carbon double bonds with only one double bond
- C07C33/035—Alkenediols
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/20—Dihydroxylic alcohols
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (4)
- 하기 일반식(Ⅲ)으로 나타내어지는 D-만니톨을, 케톤 화합물 중에서, 산촉매 하에서 반응시켜 1-, 2-, 5- 및 6-위치의 알콕시기가 보호된 하기 일반식(Ⅳ)로 나타내어지는 제1중간체를 얻고, 이를 유기용매 중에서 사아세트산납[Pb(OAC)4]을 사용하여 산화시켜 불안정한 상태의 하기 일반식(Ⅴ)로 나타내어지는 제2중간체를 얻고, 이를 다시 정제하지 않은 채로 비티히 시약을 사용하여 0∼-20℃의 온도에서 반응시켜 하기 일반식(Ⅵ)로 나타내어지는 화합물을 얻어서 수소와 Pd/C 촉매 존재 하에서, 알코올에 대한 산의 비율이 10∼40%인 알코올/산 혼합용액과 반응시킴으로써 얻어지는 것을 특징으로 하는 하기 일반식(Ⅰ)로 나타내어지는 광학 활성을 갖는 (S)-1,2-알칸디올의 제조방법 :(상기 식에서, R은 C2∼C4를 갖는 포화되었거나 불포화된 탄화수소기를 나타내고, R1은 알킬기 또는 고리형 탄화수소기를 나타낸다.)
- 제1항에 있어서, 상기한 케톤 화합물은 아세톤 또는 시클로헥사논인 것을 특징으로 하는 일반식(Ⅰ)로 나타내어지는 광학 활성을 갖는 (S)-1,2-알칸디올의 제조방법.
- 제1항에 있어서, 상기한 산촉매는 루이스 산촉매인 것을 특징으로 하는 일반식(Ⅰ)로 나타내어지는 광학 활성을 갖는 (S)-1,2-알칸디올의 제조방법.
- 제1항에 있어서, 상기한 알코올/산 혼합용액 중의 산은 염산, 황산 및 초산 중에서 선택되는 어느 1종의 화합물인 것을 특징으로 하는 일반식(Ⅰ)로 나타내어지는 광학 활성을 갖는 (S)-1,2-알칸디올의 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019900018749A KR930005058B1 (ko) | 1990-11-19 | 1990-11-19 | 광학 활성을 갖는 (s)-1,2-알칸디올의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019900018749A KR930005058B1 (ko) | 1990-11-19 | 1990-11-19 | 광학 활성을 갖는 (s)-1,2-알칸디올의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR920009751A KR920009751A (ko) | 1992-06-25 |
| KR930005058B1 true KR930005058B1 (ko) | 1993-06-15 |
Family
ID=19306220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019900018749A Expired - Fee Related KR930005058B1 (ko) | 1990-11-19 | 1990-11-19 | 광학 활성을 갖는 (s)-1,2-알칸디올의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR930005058B1 (ko) |
-
1990
- 1990-11-19 KR KR1019900018749A patent/KR930005058B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR920009751A (ko) | 1992-06-25 |
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