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Direct Red 16

Direct Red 16 Suppliers list
Company Name: XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
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Products Intro: Product Name:Disodium 7-amino-4-hydroxy-3-[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]azo]naphthalene-2-sulphonate
CAS:6227-02-7
Purity:99.99% Package:25kg/drum
Company Name: Urmit Chemical Pvt Ltd  
Tel: +91-9825437909
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Products Intro: Product Name:Direct red 16
CAS:6227-02-7
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
Company Name: Nitin Dye Chem Pvt Ltd  
Tel: +91-9820369520
Email: nitindyechem@gmail.com
Products Intro: Product Name:Direct red 16
CAS:6227-02-7
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
Company Name: Shreem Industries  
Tel: +91-8866005448 +91-9825605448
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Products Intro: Product Name:Direct red 16
CAS:6227-02-7
Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
Company Name: Red Sun Dye Chem  
Tel: +91-7940083432 +91-9825005217
Email: sales@redsundyechem.com
Products Intro: Product Name:Direct red 16
CAS:6227-02-7
Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
Direct Red 16 Basic information
Product Name:Direct Red 16
Synonyms:2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenylazo-, disodium salt;7-Amino-4-hydroxy-3-[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphtyl]azo]-2-naphthalenesulfonic acid disodium salt;C.I.27680;C.I.Direct Red 16;2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-(2-(5-hydroxy-6-(2-phenyldiazenyl)-7-sulfo-2-naphthalenyl)diazenyl)-, sodium salt (1:2);C.I. Direct red 16, disodium salt;Disodium 7-amino-4-hydroxy-3-((5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl)azo)naphthalene-2-sulphonate;Einecs 228-323-4
CAS:6227-02-7
MF:C26H20N5NaO8S2
MW:617.58
EINECS:228-323-4
Product Categories:Organics
Mol File:6227-02-7.mol
Direct Red  16 Structure
Direct Red 16 Chemical Properties
Boiling point 1099.06℃[at 101 325 Pa]
density 1.683[at 20℃]
vapor pressure 0Pa at 25℃
Water Solubility 3.93g/L at 20℃
LogP-1.508 at 20℃
EPA Substance Registry SystemC.I. Direct Red 16, disodium salt (6227-02-7)
Safety Information
MSDS Information
Direct Red 16 Usage And Synthesis
UsesC.I. Direct red 16 is a good dyeing agent for cotton fabrics.
Preparationaniline diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupled its product to diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Flammability and ExplosibilityNon flammable
Properties and Applicationsred. Soluble in water for product red, slightly soluble in ethanol peach pink, insoluble in other organic solvents. The strong sulfuric acid for blue, red to orange diluted to brown, and a red precipitate.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3-4 2 1-2 1
AATCC 4 3 1-2 1 1
References[1] Sawada K, Ueda M. Adsorption behavior of direct dye on cotton in non-aqueous media[J]. Dyes and pigments, 2003, 58(1): 37-40.
Direct Red 16 Preparation Products And Raw materials
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