JP6426795B2 - 塩素化プロペンの製造方法 - Google Patents
塩素化プロペンの製造方法 Download PDFInfo
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- JP6426795B2 JP6426795B2 JP2017121406A JP2017121406A JP6426795B2 JP 6426795 B2 JP6426795 B2 JP 6426795B2 JP 2017121406 A JP2017121406 A JP 2017121406A JP 2017121406 A JP2017121406 A JP 2017121406A JP 6426795 B2 JP6426795 B2 JP 6426795B2
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- Prior art keywords
- pentachloropropane
- chlorinated
- chlorination
- mixture
- dehydrochlorination
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/013—Preparation of halogenated hydrocarbons by addition of halogens
- C07C17/06—Preparation of halogenated hydrocarbons by addition of halogens combined with replacement of hydrogen atoms by halogens
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Description
[1]
1,2−ジクロロプロパンを含む1種又は複数種の塩素化アルカンから塩素化プロペンを製造するための方法であって、イオン性塩素化触媒の存在下で行われる塩素化工程と、脱塩化水素工程とを含む、上記方法。
[2]
上記1種又は複数種の塩素化アルカンは、1,2,3−トリクロロプロパンを更に含む、項目1に記載の方法。
[3]
上記塩素化工程は、トリクロロプロパン、テトラクロロプロパン及びペンタクロロプロパンの混合物を生成する、項目1又は2に記載の方法。
[4]
上記トリクロロプロパン、テトラクロロプロパン及びペンタクロロプロパンの混合物は、脱塩化水素触媒の存在下で脱塩化水素される、項目3に記載の方法。
[5]
上記イオン性塩素化触媒は、AlCl 3 、I 2 、FeCl 3 、硫黄、鉄、五塩化アンチモン、三塩化ホウ素、1種又は複数種のハロゲン化ランタン、1種又は複数種の金属トリフレート、又はこれらの組み合わせを含む、項目1に記載の方法。
[6]
上記塩素化プロペンは、1,1,2,3−テトラクロロプロペンを含む、項目1に記載の方法。
[7]
上記脱塩化水素は、液相中で行われる、項目4に記載の方法。
[8]
上記脱塩化水素は、気相中で行われる、項目4に記載の方法。
[9]
塩素化剤として、Cl 2 、SO 2 Cl 2 又はこれらの組み合わせを用いることを更に含む、項目1に記載の方法。
[10]
副生成物としてHClが生成され、無水HClとして回収される、項目1、2、3又は5に記載の方法。
[11]
ペンタクロロプロパンへの塩素化のPDCのパス当たりの転化率は、50%以上に限られる、項目1、2、3又は5に記載の方法。
[12]
トリクロロプロパン及びテトラクロロプロパン中間体の副生成物は、PDC塩素化反応器に再循環される、項目11に記載の方法。
[13]
トリクロロプロパン及び/又はテトラクロロプロパンは、共に精製され、PDCとは別に塩素化される、項目12に記載の方法。
[14]
2,3,3,3−テトラフルオロプロプ−1−エン又は1,3,3,3−テトラフルオロプロプ−1−エンを調製するための方法であって、項目1、2、3又は5の方法によって調製された塩素化及び/又はフッ素化プロペンを、2,3,3,3−テトラフルオロプロプ−1−エン又は1,3,3,3−テトラフルオロプロプ−1−エンに転化する工程を含む、上記方法。
[15]
上記1種又は複数種の塩素化アルカンが、上記方法に使用するために生成される、項目1に記載の方法。
Claims (10)
- 1,2−ジクロロプロパンを含む1種又は複数種の塩素化アルカンの混合物から塩素化プロペンを製造するための方法であって、前記方法は:
a.イオン性塩素化触媒の存在下、前記1種又は複数種の塩素化アルカンの混合物を塩素化して、トリクロロプロパン、テトラクロロプロパン及びペンタクロロプロパンの混合物を生成する、連続的な塩素化工程であって、前記ペンタクロロプロパンは、1,1,1,2,2−ペンタクロロプロパン、1,1,2,2,3−ペンタクロロプロパン若しくは1,1,1,2,3−ペンタクロロプロパン、又はこれらの組み合わせを含む、連続的な塩素化工程と;
b.前記トリクロロプロパン、テトラクロロプロパン及びペンタクロロプロパンの混合物の脱塩化水素触媒の存在下における、連続的な脱塩化水素工程と;
c.2,3,3,3−テトラクロロプロペンを含む塩素化プロペンの混合物の形成と;
d.前記塩素化プロペンの混合物を異性化して1,1,2,3−テトラクロロプロペンを形成することと
を含む、方法。 - 前記1種又は複数種の塩素化アルカンは、1,2,3−トリクロロプロパンを更に含む、請求項1に記載の方法。
- 前記イオン性塩素化触媒は、AlCl3、I2、FeCl3、硫黄、鉄、五塩化アンチモン、三塩化ホウ素、1種又は複数種のハロゲン化ランタン、1種又は複数種の金属トリフレート、又はこれらの組み合わせを含む、請求項1に記載の方法。
- 前記イオン性塩素化触媒が、前記1種又は複数種の塩素化アルカンの混合物を脱塩化水素化し、そして同時に塩素化する、請求項1に記載の方法。
- 塩素化剤として、Cl2、SO2Cl2又はこれらの組み合わせを用いることを更に含む、請求項1に記載の方法。
- ペンタクロロプロパン異性体への1,2−ジクロロプロパンの%転化率は、50%以上である、請求項1〜4のいずれか一項に記載の方法。
- トリクロロプロパン及びテトラクロロプロパンの混合物はペンタクロロプロパンから分離されて塩素化反応器に再循環される、請求項1に記載の方法。
- 前記脱塩化水素は、液相中で行われる、請求項1に記載の方法。
- 前記脱塩化水素は、気相中で行われる、請求項1に記載の方法。
- 副生成物としてHClが生成され、無水HClとして回収される、請求項1に記載の方法。
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US201161491802P | 2011-05-31 | 2011-05-31 | |
US61/491,802 | 2011-05-31 |
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JP2014513551A Division JP6212035B2 (ja) | 2011-05-31 | 2012-05-18 | 塩素化プロペンの製造方法 |
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JP6426795B2 true JP6426795B2 (ja) | 2018-11-21 |
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JP2014513551A Expired - Fee Related JP6212035B2 (ja) | 2011-05-31 | 2012-05-18 | 塩素化プロペンの製造方法 |
JP2017121406A Expired - Fee Related JP6426795B2 (ja) | 2011-05-31 | 2017-06-21 | 塩素化プロペンの製造方法 |
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US (1) | US8907149B2 (ja) |
EP (1) | EP2714630A1 (ja) |
JP (2) | JP6212035B2 (ja) |
CN (1) | CN103562164B (ja) |
CA (1) | CA2836493A1 (ja) |
WO (1) | WO2012166393A1 (ja) |
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-
2012
- 2012-05-18 CA CA2836493A patent/CA2836493A1/en not_active Abandoned
- 2012-05-18 EP EP12723584.4A patent/EP2714630A1/en not_active Withdrawn
- 2012-05-18 WO PCT/US2012/038595 patent/WO2012166393A1/en active Application Filing
- 2012-05-18 JP JP2014513551A patent/JP6212035B2/ja not_active Expired - Fee Related
- 2012-05-18 CN CN201280026778.9A patent/CN103562164B/zh not_active Expired - Fee Related
- 2012-05-18 US US14/123,137 patent/US8907149B2/en not_active Expired - Fee Related
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2017
- 2017-06-21 JP JP2017121406A patent/JP6426795B2/ja not_active Expired - Fee Related
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WO2012166393A1 (en) | 2012-12-06 |
JP2017186364A (ja) | 2017-10-12 |
US8907149B2 (en) | 2014-12-09 |
JP2014520099A (ja) | 2014-08-21 |
EP2714630A1 (en) | 2014-04-09 |
US20140100394A1 (en) | 2014-04-10 |
JP6212035B2 (ja) | 2017-10-11 |
CA2836493A1 (en) | 2012-12-06 |
CN103562164A (zh) | 2014-02-05 |
CN103562164B (zh) | 2016-04-20 |
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