Solvent Red 1
Time: 2022-06-27 21:42:34; Reading: 0

Solvent Red 1

Synonyms

CI 12150;

2-Naphthalenol, 1-((2-methoxyphenyl)azo)-;

Category

Non-ionic surfactant

> Azo

Chemical Numbering System

CASRN: 1229-55-6

EINECS: 214-968-9

Molecular Formula & Molecular Weight

Molecular Formula: C17H14N2O2

Molecular Weight: 278.31

Structure

Properties

Appearance    (1), solid.

Solubility    insoluble in water.

Stability    stable.

Risk    Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.

GHS (Rev.9) label:  

Animal Toxicity

Table 1 Animal toxicity values

rat oral LD50

> 5000mg/kg[1]

rabbit skin LD50

> 2000mg/kg[1]

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

Biodegradability    biodegradable.

Characteristics    excellent dyeing, masking, dispersing, antistatic abilities. Azo dyes.

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. 1229-55-6, C.I. Solvent Red 1