KR100500503B1 - 결정성 3-0-알킬아스코르빈산의 제조방법 - Google Patents
결정성 3-0-알킬아스코르빈산의 제조방법 Download PDFInfo
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- KR100500503B1 KR100500503B1 KR10-2001-0029985A KR20010029985A KR100500503B1 KR 100500503 B1 KR100500503 B1 KR 100500503B1 KR 20010029985 A KR20010029985 A KR 20010029985A KR 100500503 B1 KR100500503 B1 KR 100500503B1
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- Prior art keywords
- acid
- ascorbic acid
- alkyl
- water
- compound
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/62—Three oxygen atoms, e.g. ascorbic acid
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D407/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00
- C07D407/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings
- C07D407/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Furan Compounds (AREA)
- Cosmetics (AREA)
Abstract
Description
Claims (8)
- 3-0-알킬-5,6-0-이소프로필리덴 아스코르빈산으로부터 3-0-알킬아스코르빈산을 제조하는 방법에 있어서, 일정한 성분비로 함께 끓는 성질을 가진 물과 유기용매로된 공비혼합물중에서 선택된 어느 한가지 용매중에, 산촉매존재하에서, 다음 구조식(A)의 화합물인 3-0-알킬-5,6-0-이소프로필리덴 아스코르빈산을 첨가하여 그 구조식(A) 화합물중의 디옥솔란고리의 케탈기를 가수분해시켜 끈끈한 액체상태로된 구조식(B)의 화합물인 L-3-0-알킬아스코르빈산을 얻고,(상기식에서 R은 탄소수 1~5개 범위의 알킬기이다)상기에서 얻어진 구조식(B)의 화합물에 거기에 남은 물과 공비혼합물을 형성할 수 있도록 그 물의 양의 20~25배에 해당하는 유기용매를 첨가한 다음, 30~40℃의 온도로 감압하에 가열하여 수용성 3-0-알킬아스코르빈산 결정을 얻는 것으로 구성됨을 특징으로하는 결정성 3-0-알킬아스코르빈산의 제조방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서, 산촉매의 양은 구조식(A)의 화합물인 3-0-알킬-5,6-0-이소프로필리덴 아스코르빈산 대비 0.01~0.1wt%를 사용함을 특징으로하는 결정성 3-0-알킬아스코르빈산의 제조방법.
- 제1항에 있어서, 일정성분비로 함께 끓는 성질을 가진 물과 유기용매로된 공비혼합물에 사용되는 유기용매로는 알코올류, 에테르류, 케톤류 및 할로겐화 탄화수소, 지방족 유기산류, 에스테르류, 니트릴류, 니트로 화합물류, 지방족 탄화수소, 방향족 탄화수소, 비프로톤성 유기용매로 이루어진 군으로부터 선택되는 1종~4종으로 함을 특징으로하는 결정성 3-0-알킬아스코르빈산의 제조방법.
- 제1항에 있어서, 산촉매로 사용되는 산으로는 염산, 브롬화 수소산, 요오드화수소산, 질산, 황산, 인산, 포름산, 지방족 유기산, 방향족 유기산, 트리플르오르 아세트산, 메탄술폰산, p-플루엔술폰산, 캠퍼술폰산중에서 선택된 어느 한가지로 함을 특징으로하는 결정성 3-0-알킬아스코르빈산의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0029985A KR100500503B1 (ko) | 2001-05-30 | 2001-05-30 | 결정성 3-0-알킬아스코르빈산의 제조방법 |
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KR10-2001-0029985A KR100500503B1 (ko) | 2001-05-30 | 2001-05-30 | 결정성 3-0-알킬아스코르빈산의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010070672A KR20010070672A (ko) | 2001-07-27 |
KR100500503B1 true KR100500503B1 (ko) | 2005-07-14 |
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KR10-2001-0029985A KR100500503B1 (ko) | 2001-05-30 | 2001-05-30 | 결정성 3-0-알킬아스코르빈산의 제조방법 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101119027B1 (ko) * | 2009-05-07 | 2012-03-14 | (주)코스몰 | 아스코르빈산 유도체의 제조방법 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100761959B1 (ko) | 2006-10-12 | 2007-10-04 | (주)코스몰 | 결정성 3-o-치환된 아스코르빈산의 제조방법 |
KR102325062B1 (ko) * | 2021-08-15 | 2021-11-11 | (주)삼양정밀화학 | 3-o-알킬-아스코르빈산의 제조방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5008405A (en) * | 1989-01-21 | 1991-04-16 | Takeda Chemical Industries, Ltd. | Selective etherification |
US5194445A (en) * | 1989-09-11 | 1993-03-16 | Nippon Hypox Laboratories Incorporated | Ascorbic acid derivative |
KR0133533B1 (ko) * | 1989-08-05 | 1998-04-23 | 미끼도꾸 따로오 | 아스코르브산 유도체 |
KR100346672B1 (ko) * | 1994-11-08 | 2002-11-23 | 가부시끼가이샤닛뽕하이폭스 | 3-o-치환 아스코르브산의 제조방법 |
-
2001
- 2001-05-30 KR KR10-2001-0029985A patent/KR100500503B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5008405A (en) * | 1989-01-21 | 1991-04-16 | Takeda Chemical Industries, Ltd. | Selective etherification |
KR0133533B1 (ko) * | 1989-08-05 | 1998-04-23 | 미끼도꾸 따로오 | 아스코르브산 유도체 |
US5194445A (en) * | 1989-09-11 | 1993-03-16 | Nippon Hypox Laboratories Incorporated | Ascorbic acid derivative |
KR100346672B1 (ko) * | 1994-11-08 | 2002-11-23 | 가부시끼가이샤닛뽕하이폭스 | 3-o-치환 아스코르브산의 제조방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101119027B1 (ko) * | 2009-05-07 | 2012-03-14 | (주)코스몰 | 아스코르빈산 유도체의 제조방법 |
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KR20010070672A (ko) | 2001-07-27 |
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