JPS627910B2 - - Google Patents

Info

Publication number
JPS627910B2
JPS627910B2 JP53077778A JP7777878A JPS627910B2 JP S627910 B2 JPS627910 B2 JP S627910B2 JP 53077778 A JP53077778 A JP 53077778A JP 7777878 A JP7777878 A JP 7777878A JP S627910 B2 JPS627910 B2 JP S627910B2
Authority
JP
Japan
Prior art keywords
gas
pnt
pntsa
para
gaseous
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
Application number
JP53077778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS554357A (en
Inventor
Hiroshi Takizawa
Kyotaka Terajima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Soda Co Ltd
Original Assignee
Nippon Soda Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Soda Co Ltd filed Critical Nippon Soda Co Ltd
Priority to JP7777878A priority Critical patent/JPS554357A/ja
Publication of JPS554357A publication Critical patent/JPS554357A/ja
Publication of JPS627910B2 publication Critical patent/JPS627910B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7777878A 1978-06-27 1978-06-27 Preparation of high-grade p-nitrotoluenesulfonic acid Granted JPS554357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7777878A JPS554357A (en) 1978-06-27 1978-06-27 Preparation of high-grade p-nitrotoluenesulfonic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7777878A JPS554357A (en) 1978-06-27 1978-06-27 Preparation of high-grade p-nitrotoluenesulfonic acid

Publications (2)

Publication Number Publication Date
JPS554357A JPS554357A (en) 1980-01-12
JPS627910B2 true JPS627910B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-02-19

Family

ID=13643412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7777878A Granted JPS554357A (en) 1978-06-27 1978-06-27 Preparation of high-grade p-nitrotoluenesulfonic acid

Country Status (1)

Country Link
JP (1) JPS554357A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01118709U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-02-04 1989-08-10
KR102534283B1 (ko) * 2022-03-23 2023-05-30 (주) 푸드베이코리아 장식용 초콜릿 제조방법 및 이의 제조방법

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3263947D1 (en) * 1981-12-31 1985-07-04 Ciba Geigy Ag Process for the preparation of p-nitrotoluene sulfonic acid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01118709U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-02-04 1989-08-10
KR102534283B1 (ko) * 2022-03-23 2023-05-30 (주) 푸드베이코리아 장식용 초콜릿 제조방법 및 이의 제조방법

Also Published As

Publication number Publication date
JPS554357A (en) 1980-01-12

Similar Documents

Publication Publication Date Title
JPS627910B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN113149870B (zh) 一种2,4,5-三氯苯磺酸的合成方法
JPS61282355A (ja) ４，４’−ジニトロスチルベン−２，２’−ジスルホン酸塩の製造法
SU1004328A1 (ru) Способ получени мононатриевой соли 4-хлорфталевой кислоты
JPH05500813A (ja) アルキル―〔３クロロフェニル〕―スルホンの製造方法
JPH0558987A (ja) ４，４′−ジニトロスチルベン−２，２′−ジスルホン酸の製造方法
US4645626A (en) Process for the production of quinizarine derivatives which are disubstituted in the 5- and 8-positions by hydroxyl or chlorine
CN1762992A (zh) 母液循环式由对硝基甲苯合成对硝基甲苯邻磺酸的方法
EP0151835B1 (en) Process for producing pentachloronitrobenzene from hexachlorobenzene
JPH024764A (ja) ４，４’‐ジニトロスチルベン‐２，２’‐ジスルホン酸およびその塩の改良製造法
JPS58206550A (ja) ５−アセチル−２−アルキルベンゼンスルホン酸またはその塩の製造法
JPH0413657A (ja) ２，４―ジアミノベンゼンスルホン酸の製造方法
JPS61243060A (ja) ジヒドロキシジフエニルスルホンの製造法
US4377535A (en) Process for the preparation of nitro-T-acid (8-nitro-naphthalene-1,3,6-trisulphonic acid)
SU609749A1 (ru) Способ получени 1,4,-дииодбензола
JPS60132950A (ja) ４‐ニトロトルエン‐２‐スルホン酸の製造方法
JP4032825B2 (ja) ３，４−ジヒドロキシベンゾニトリルを製造する方法
JPS599533B2 (ja) ジオキシジフエニルの製造法
JPS62234058A (ja) ５−アセチル−２−アルキルベンゼンスルホニルクロライドの製造法
JPS6344552A (ja) ２，６−ジクロロ−３，４−ジニトロエチルベンゼン及びその製法
JPS5859971A (ja) ４−ブロム−３−ヒドロキシキノフタロンの製造法
JPS5965039A (ja) ２，４−ジヒドロキシアセトフエノンの製造方法
SU740758A1 (ru) Способ получени метаниловой кислоты
SU938540A1 (ru) Способ получени замещенных 4,8-диамино-1,5-диоксиантрахинона
JPS6348260A (ja) ベンゼンスルフイン酸アルカリ金属塩の製法