| Identification | Back Directory | [Name]
DIRECT SCARLET B | [CAS]
3530-19-6 | [Synonyms]
directscarlet
c.i.directred37
CHLORAMINE RED B
DIRECT SCARLET B
AMIDINE SCARLET B
DIAMINE SCARLET B
PONTAMINE SCARLET B
Diamine Scarlet BA-CF
Direct Fast Scarlet B
DIRECT RED 37 (C.I. 22240)
C.I.Direct Red 37:C.I.22240
Direct Scarlet B (Technical Grade)
DIRECT SCARLET B ISO 9001：2015 REACH
1,3-naphthalenedisulfonicacid,8-[[4’-[(4-ethoxyphenyl)azo][1,1’-biphenyl]-4-y
Amidine Scarlet B
Chloramine Red B
Diamine Scarlet B
Pontamine Scarlet B
Direct Red 37
disodium 8-[[4'-[(4-ethoxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate | [EINECS(EC#)]
222-560-7 | [Molecular Formula]
C30H22N4Na2O8S2 | [MDL Number]
MFCD00059531 | [MOL File]
3530-19-6.mol | [Molecular Weight]
676.63 |
| Hazard Information | Back Directory | [Uses]
Direct Scarlet B is a dye used with textiles. It is a water pollutant, removed via chitin adsorption. | [Preparation]
4-(4-Aminophenyl)benzenamine double nitriding, first and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling, again with phenol coupling, and then in contain sodium carbonate in aqueous solution of ethanol heating, air pressure,Using Chloroethane to make phenol??hydroxy ethylated?. | [Properties and Applications]
red. Soluble in water for red, slightly soluble in alcohol, acetone and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for dark purple, after diluted brown precipitation; In nitric acid solution for colourful red. The dye solution to join strong hydrochloric acid have orange brown precipitation; Add thick sodium hydroxide solution for red orange, precipitation.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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|
Fading
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Stain
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Fading
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Stain
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|
ISO
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3-4
|
4
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2
|
1-2
|
|
1-2
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|
|
AATCC
|
3
|
5
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2-3
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1
|
|
1
|
|
|
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| Company Name: |
Energy Chemical
|
| Tel: |
021-021-58432009 400-005-6266 |
| Website: |
http://www.energy-chemical.com |
| Company Name: |
Maya High Purity Chemicals
|
| Tel: |
+86 (573) 82222445 (0)18006601000 452520369 |
| Website: |
www.chemicalbook.com/ShowSupplierProductsList15221/0.htm |
| Company Name: |
TCI Europe
|
| Tel: |
320-37350700 |
| Website: |
https://www.tcichemicals.com/de/de/index.html |
| Company Name: |
TCI AMERICA
|
| Tel: |
800-4238616 |
| Website: |
https://www.tcichemicals.com/en/us/index.html |
|