Pigment Orange 13
Time: 2022-09-26 21:53:52; Reading: 0

Pigment Orange 13

Synonyms

CI 21110;

3H-Pyrazol-3-one, 4,4'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(2,4-dihydro-5-methyl-2-phenyl-;

3H-Pyrazol-3-one, 4,4'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(2,4-dihydro-5-methyl-2-phenyl-;

Category

Non-ionic surfactant

> Amine

>> Azo-group Amine

Chemical Numbering System

CASRN: 3520-72-7

EINECS: 222-530-3

Molecular Formula & Molecular Weight

Molecular Formula: C32H24Cl2N8O2

Molecular Weight: 623.49

Structure

Properties

Appearance    (1), solid.

Solubility    insoluble in water.

Stability    stable.

Risk    Solid form: irritation, irritation to skin, eye, respiratory system.

GHS (Rev.9) label: 

Animal Toxicity

Table 1 Animal toxicity values

rat oral LD50

> 5000mg/kg[1]

Ecology    may be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent dyeing, masking, dispersing, antistatic abilities.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

85.0

Test Methods

(1), Actives

GB/T 13173 Surface active agents -- Detergents -- Testing methods

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid

Heavy metals (as Pb), mg/kg, ≤

20

As, mg/kg, ≤

3

Test Methods

(1), Heavy metals (as Pb)

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30799 The test method of food detergents -- Determination of heavy metals

(2), As

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30797 The test method of food detergents -- Determination of total arsenic

3, Further explanation

(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.

Major Uses

1, Typical applications

Use as dye.

Manufacturers

 

References

[1]: ChemIDplus. 3520-72-7, C.I. Pigment Orange 13