JPS636064B2 - - Google Patents

Info

Publication number
JPS636064B2
JPS636064B2 JP55178328A JP17832880A JPS636064B2 JP S636064 B2 JPS636064 B2 JP S636064B2 JP 55178328 A JP55178328 A JP 55178328A JP 17832880 A JP17832880 A JP 17832880A JP S636064 B2 JPS636064 B2 JP S636064B2
Authority
JP
Japan
Prior art keywords
acid
reduction
iron powder
reaction
tank
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
JP55178328A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57102857A (en
Inventor
Norio Kodera
Hiromichi Okabe
Tatsumi Nuno
Satsuo Ooi
Yoji Korenaga
Kikumitsu Inoe
Hiroyuki Kajiwara
Shunichi Hayakawa
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP17832880A priority Critical patent/JPS57102857A/ja
Publication of JPS57102857A publication Critical patent/JPS57102857A/ja
Publication of JPS636064B2 publication Critical patent/JPS636064B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP17832880A 1980-12-16 1980-12-16 Preparation of 1-aminonaphthalene-3,6,8-trisulfonic acid Granted JPS57102857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17832880A JPS57102857A (en) 1980-12-16 1980-12-16 Preparation of 1-aminonaphthalene-3,6,8-trisulfonic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17832880A JPS57102857A (en) 1980-12-16 1980-12-16 Preparation of 1-aminonaphthalene-3,6,8-trisulfonic acid

Publications (2)

Publication Number Publication Date
JPS57102857A JPS57102857A (en) 1982-06-26
JPS636064B2 true JPS636064B2 (de) 1988-02-08

Family

ID=16046561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17832880A Granted JPS57102857A (en) 1980-12-16 1980-12-16 Preparation of 1-aminonaphthalene-3,6,8-trisulfonic acid

Country Status (1)

Country Link
JP (1) JPS57102857A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103113269B (zh) * 2013-01-23 2015-07-22 绍兴奇彩化工有限公司 1,8-二硝基-3,6-萘二磺酸盐加氢还原方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH631962A5 (de) * 1977-12-23 1982-09-15 Ciba Geigy Ag Kontinuierliches reduktionsverfahren.

Also Published As

Publication number Publication date
JPS57102857A (en) 1982-06-26

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