| Company Name: |
Marudhar International
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| Tel: |
+91-9825060157 +91-7925471103 |
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marudharinternational@gmail.com |
| Products Intro: |
Product Name:Acid brown 121
CAS:6487-04-3
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
| Company Name: |
Shidimo Interaux Private Limited
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| Tel: |
+91-9879759686 +91-9879759686 |
| Email: |
vaishal@shidimo.com |
| Products Intro: |
Product Name:Acid brown 121
CAS:6487-04-3
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
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| | Acid Brown 121 Basic information |
| Product Name: | Acid Brown 121 | | Synonyms: | Brown SFR;Acid Brown H;4-Hydroxy-5-[[3-[(2-hydroxy-5-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-3-[(4-nitrophenyl)azo]naphthalene-2,7-disulfonic acid disodium salt;C.I.33520;Corium Acid Dark Brown MG;Acid Brown 121;FDCRYNDCYLYSJW-CDEBPZJLSA-N;disodium,(3Z)-5-[(2Z)-2-[(5E)-5-[(2-hydroxy-5-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate | | CAS: | 6487-04-3 | | MF: | C28H19N8NaO14S2 | | MW: | 778.61 | | EINECS: | | | Product Categories: | | | Mol File: | 6487-04-3.mol |  |
| | Acid Brown 121 Chemical Properties |
| | Acid Brown 121 Usage And Synthesis |
| Preparation | 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?diazo, Coupled with resorcinol, 4-Nitrobenzenamine diazo, and the generation of single accidentally coupled nitrogen compounds, its product again with diazo of 2-Amino-4-nitrophenol coupling. | | Properties and Applications | dark yellow light brown. Soluble in water for brown. The strong sulfuric acid for wine, dilute after brown precipitation. In water solution to join strong hydrochloric acid with brown precipitation; Join rare sodium hydroxide solution for red brown. |
| | Acid Brown 121 Preparation Products And Raw materials |
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