19381-50-1

Basic information

• Product Name: Acid Green 1
• Synonyms: abcolnaptholgreenb;c.i.pigmentgreen12;dandcgreen1;extdandcgreenno.1;ferrate(3-),tris(5,6-dihydro-5-(hydroxyimino)-6-oxo-2-naphthalenesulfonato(2-);ferrate(3-),tris[5,6-dihydro-5-(hydroxyimino)-6-oxo-2-naphthalenesulfonato(2-);Iron,tris[5,6-dihydro-5-(hydroxyimino)-6-oxo-2-naphthalenesulfonato-O5,O6]-,trisodiumsalt;naptholgreenb
• CAS NO: 19381-50-1
• Molecular Formula: C30H15FeN3Na3O15S3
• Molecular Weight: 878.46
• EINECS: 243-010-2
• Product Categories: Organometallics;Classes of Metal Compounds;Fe (Iron) Compounds;Transition Metal Compounds
• Mol File: 19381-50-1.mol
• Article Data: 0

Chemical Properties

• Appearance: Dark green/Crystalline Powder
• Storage Temp.: Store at +5°C to +30°C.
• Solubility: 160g/l
• Water Solubility: 30 mg/mL
• Stability: Stable. Incompatible with strong oxidizing agents.
• CAS DataBase Reference: Acid Green 1(CAS DataBase Reference)
• NIST Chemistry Reference: Acid Green 1(19381-50-1)
• EPA Substance Registry System: Acid Green 1(19381-50-1)

Safety Data

• Safety Statements: 22-24/25
• WGK Germany: 3
• RTECS: LJ8930000
• TSCA: Yes
• Hazardous Substances Data: 19381-50-1(Hazardous Substances Data)

Usage

Uses

Used in Solar Salt Industry:
Acid Green 1 is used as a dye in the solar salt industry for its excellent light fastness and stability in a saturated salt solution.
Used in Textile Industry:
Acid Green 1 is used as a dye for wool, silk, and nylon fabric dyeing and printing due to its good solubility and stability in a saturated salt solution.
Used in Leather Industry:
Acid Green 1 is also used for leather dyeing, taking advantage of its light fastness and excellent absorption properties.
Environmental Applications:
Acid Green 1 is a pollutant that persists in wastewater. Various methods for its removal, such as hydrogen peroxide treatments and the use of magnetic halloysite-iron oxide nanocomposite, are employed in environmental testing to mitigate its environmental impact.
Standard:
Acid Green 1 has been tested for various standards, including light fastness (ISO 7, AATCC 6-7), soaping (ISO 3, AATCC 2-3), perspiration fastness (ISO 3-4, AATCC 3-4), oxygen bleaching (ISO 3-4, AATCC 2), and fastness to seawater (ISO 4, AATCC 4-5). These standards ensure the dye's performance and quality in various applications.

Preparation

6-Hydroxynaphthalene-2-sulfonic acid on nitrosation, and transformed to iron sodium salt.

Standard

Light Fastness

Fading

Stain

ISO

7

AATCC

6-7

InChI:InChI=1/3C10H7NO5S.Fe.3Na/c3*12-9-4-1-6-5-7(17(14,15)16)2-3-8(6)10(9)11-13;;;;/h3*1-5,12H,(H,14,15,16);;;;/q;;;+3;3*+1/p-6