| Company Name: |
R K Synthesis Limited
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| Tel: |
+91-9825095198 +91-9825095198 |
| Email: |
info@rksynthesis.com |
| Products Intro: |
Product Name:4-Benzamido-5-hydroxy-1,7-naphthalenedisulfonic acid
CAS:6361-49-5
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
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| Company Name: |
KPCL Industries (part of Benzo Products (I) Pvt Ltd)
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| Tel: |
+91-7948989351 +91-9924992995 |
| Email: |
info@kpclind.com |
| Products Intro: |
Product Name:4-Benzamido-5-hydroxy-1,7-naphthalenedisulfonic acid
CAS:6361-49-5
Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
| Company Name: |
Shaanxi Dideu Medichem Co. Ltd
|
| Tel: |
029-81024372 15029046529 |
| Email: |
1027@dideu.com |
| Products Intro: |
Product Name:4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid
CAS:6361-49-5
Purity:98%
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| | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid Basic information |
| Product Name: | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid | | Synonyms: | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid;4-benzamido-5-hydroxynaphthalene-1,7-disulfonic acid;4-(Benzoylamino)-5-hydroxy-1,7-naphthalenedisulfonic acid;4-Benzoylamino-5-hydroxy-1,7-naphthalenedisulfonic acid;5-Hydroxy-4-(benzoylamino)-1,7-naphthalenedisulfonic acid;1,7-Naphthalenedisulfonic acid, 4-(benzoylamino)-5-hydroxy-;Einecs 228-838-4;4-Benzamido-5-hydroxy-1,7-naphthalenedisulfonic acid | | CAS: | 6361-49-5 | | MF: | C17H13NO8S2 | | MW: | 423.42 | | EINECS: | 228-838-4 | | Product Categories: | | | Mol File: | 6361-49-5.mol |  |
| | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid Chemical Properties |
| | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid Usage And Synthesis |
| Uses | 4-Benzamido-5-hydroxynaphthalene-1,7-disulfonic acid [6361-49-5], N-benzoyl K acid, is produced by reacting purified K acid with benzoyl chloride in aqueous alkaline sodium carbonate solution at 35 – 40 ℃ for 18 h, followed by heating for 1 h at 90℃ to hydrolyze the O-benzoyl derivative (yield 80 %). It is used to produce C.I. Acid Red 133, C.I. Acid Red 157, and C.I. Mordant Red 21. |
| | 4-(benzoylamino)-5-hydroxynaphthalene-1,7-disulphonic acid Preparation Products And Raw materials |
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