JP2018048086A5 - - Google Patents
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- JP2018048086A5 JP2018048086A5 JP2016183751A JP2016183751A JP2018048086A5 JP 2018048086 A5 JP2018048086 A5 JP 2018048086A5 JP 2016183751 A JP2016183751 A JP 2016183751A JP 2016183751 A JP2016183751 A JP 2016183751A JP 2018048086 A5 JP2018048086 A5 JP 2018048086A5
- Authority
- JP
- Japan
- Prior art keywords
- alcohol compound
- crystal
- alcohol
- represented
- weight
- 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.)
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- -1 alcohol compound Chemical class 0.000 claims 8
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims 2
- 238000000113 differential scanning calorimetry Methods 0.000 claims 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 2
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000005712 crystallization Effects 0.000 claims 1
- 238000002329 infrared spectrum Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000001376 precipitating Effects 0.000 claims 1
Claims (6)
（ｉ）示差走査熱量分析により得られる吸熱ピークを１４８〜１５１℃の範囲に有し、更に１６５〜２００℃の範囲に少なくとも一つの吸熱ピークを有する。
（ｉｉ）赤外スペクトルにおいて１１５３±２（ｃｍ −１ ）のピークを実質的に有さない。
(I) It has an endothermic peak obtained by differential scanning calorimetry in the range of 148 to 151 ° C., and further has at least one endothermic peak in the range of 165 to 200 ° C.
(Ii) substantially no peak at 1153 ± 2 (cm −1 ) in the infrared spectrum .
（ｉ）示差走査熱量分析により得られる吸熱ピークを１４８〜１５１℃の範囲に有し、更に１６５〜２００℃の範囲に少なくとも一つの吸熱ピークを有する。(I) It has an endothermic peak obtained by differential scanning calorimetry in the range of 148 to 151 ° C., and further has at least one endothermic peak in the range of 165 to 200 ° C.
（ｉｉ）以下式（１）で表されるアルコールを９５重量％以上含み、かつ芳香族炭化水素類の含量が１重量％以下である。(Ii) 95 weight% or more of alcohol represented by following formula (1) is contained, and the content of aromatic hydrocarbons is 1 weight% or less.
（ｉ）
上記式（１）で表されるアルコール化合物、芳香族炭化水素類及びメタノールを含む溶液を調製する工程。
（ｉｉ）
前記溶液から２５℃以上で前記アルコール化合物の結晶を析出させ、析出した結晶を分離取得する工程。
（ｉｉｉ）
前記結晶を１００℃以上とする工程。 The manufacturing method of the crystal | crystallization of the alcohol compound as described in any one of Claims 1-5 which includes the process of (i), (ii), and (iii) in this order in the following.
(I)
A step of preparing a solution containing the alcohol compound represented by the above formula (1), an aromatic hydrocarbon and methanol.
(Ii)
A step of precipitating crystals of the alcohol compound from the solution at 25 ° C. or higher, and separating and obtaining the precipitated crystals.
(Iii)
Making the crystal at 100 ° C. or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016183751A JP6931984B2 (en) | 2016-09-21 | 2016-09-21 | Crystals of alcohol compounds having a fluorene skeleton and methods for producing them |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016183751A JP6931984B2 (en) | 2016-09-21 | 2016-09-21 | Crystals of alcohol compounds having a fluorene skeleton and methods for producing them |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019077728A Division JP2019108408A (en) | 2019-04-16 | 2019-04-16 | Crystal of alcohol compound having fluorene skeleton and method for producing the same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018048086A JP2018048086A (en) | 2018-03-29 |
| JP2018048086A5 true JP2018048086A5 (en) | 2019-05-30 |
| JP6931984B2 JP6931984B2 (en) | 2021-09-08 |
Family
ID=61765984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016183751A Active JP6931984B2 (en) | 2016-09-21 | 2016-09-21 | Crystals of alcohol compounds having a fluorene skeleton and methods for producing them |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6931984B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210025010A (en) * | 2018-06-27 | 2021-03-08 | 혼슈우 카가쿠고교 가부시키가이샤 | Crystalline of 9,9-bis(4-hydroxyphenyl)-2,3-benzofluorene |
| JP7379770B2 (en) * | 2018-09-19 | 2023-11-15 | 本州化学工業株式会社 | Crystalline form of bisfluorene compound |
| WO2020059709A1 (en) * | 2018-09-19 | 2020-03-26 | 本州化学工業株式会社 | Crystal mixture of bisfluorene compound |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3521242B2 (en) * | 1997-03-05 | 2004-04-19 | 大阪瓦斯株式会社 | Purification method of biscresols |
| JP2001206863A (en) * | 2000-01-25 | 2001-07-31 | Osaka Gas Co Ltd | Fluorene compound and method for the same |
| CN101657406B (en) * | 2007-02-15 | 2014-04-02 | 田冈化学工业株式会社 | Crystalline polymorph of fluorene derivative and process for production thereof |
| JP5325627B2 (en) * | 2008-03-27 | 2013-10-23 | 大阪瓦斯株式会社 | Method for producing alcohol having fluorene skeleton |
| WO2013133106A1 (en) * | 2012-03-09 | 2013-09-12 | 本州化学工業株式会社 | Method for producing 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene, crystal of said compound, and method for producing said crystal |
| JP6210555B2 (en) * | 2014-04-03 | 2017-10-11 | 田岡化学工業株式会社 | Method for recovering bisphenolfluorenes from a polyester resin having a fluorene structure |
-
2016
- 2016-09-21 JP JP2016183751A patent/JP6931984B2/en active Active
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