6448-82-4

Basic information

• Product Name: 2-Amino-5-ethoxybenzenesulphonic acid
• Synonyms: 2-amino-5-ethoxybenzenesulphonic acid;4-phenetidine-3-sulfonic acid;2-AMINO-5-ETHOXYBENZENESULFONIC ACID;4-Aminoethoxybenzene-3-sulfonic acid;Einecs 229-243-2
• CAS NO: 6448-82-4
• Molecular Formula: C₈H₁₁NO₄S
• Molecular Weight: 217.24224
• EINECS: 229-243-2
• Mol File: 6448-82-4.mol

Chemical Properties

• Boiling Point: 549.7°C at 760 mmHg
• Flash Point: 286.2°C
• Appearance: /
• Density: 1.401g/cm³
• Vapor Pressure: 1.43E-11mmHg at 25°C
• Refractive Index: 1.637
• CAS DataBase Reference: 2-Amino-5-ethoxybenzenesulphonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 2-Amino-5-ethoxybenzenesulphonic acid(6448-82-4)
• EPA Substance Registry System: 2-Amino-5-ethoxybenzenesulphonic acid(6448-82-4)

Safety Data

• Hazardous Substances Data: 6448-82-4(Hazardous Substances Data)

Usage

Uses

Used in Dye Manufacturing:
2-Amino-5-ethoxybenzenesulphonic acid is used as a dye intermediate for the manufacturing of reactive dyes, contributing to the coloration process in textiles and other materials due to its chemical properties that facilitate dye bonding.
Used in the Oil and Gas Industry:
In the oil and gas sector, AEBS is utilized as a corrosion inhibitor, playing a crucial role in protecting metal surfaces from corrosive elements, thereby extending the lifespan of equipment and infrastructure.
Used in Pharmaceutical Formulation:
2-Amino-5-ethoxybenzenesulphonic acid is used as a component in the formulation of pharmaceuticals, where its chemical structure may contribute to the development of new drugs or the enhancement of existing ones.
Used in Agrochemical Production:
AEBS is also employed in the production of agrochemicals, potentially aiding in the development of more effective pesticides or fertilizers that can improve agricultural yields and crop protection.
Used in Photochemicals, Cosmetics, and Personal Care Products:
2-Amino-5-ethoxybenzenesulphonic acid finds application in the creation of photochemicals, as well as in the formulation of cosmetics and personal care products, where it may enhance product performance or provide specific functional benefits.
Given its relatively low toxicity, AEBS is handled and stored following standard laboratory safety procedures, ensuring the safety of both the environment and the individuals working with the compound.

InChI:InChI=1/C22H18N2O2S/c1-3-8-17(9-4-1)15-25-21-19(20-12-7-13-27-20)14-23-22(24-21)26-16-18-10-5-2-6-11-18/h1-14H,15-16H2

Upstream product

• 100-29-8 1-ethoxy-4-nitrobenzene 

Relevant articles and documents

Reactive dyestuffs comprising a triazine moiety and a vinylsulfonyl moiety both being linked by a substituted alkylene bridge member

A reactive dye of the formula STR1 in which: F is a radical selected from the group consisting of metal-free or metal-containing monoazo or disazo dyes containing at least one --SO3 H group, anthraquinone dyes, sulfophthalocyanine dyes, formazan dyes, phenazine dyes, oxazine dyes and nitroaryl dyes, R is hydrogen, C1 -C4 alkyl which is unsubstituted or substituted with --COOH or --SO3 H, cyanoethyl, or hydroxyethyl, X is fluorine, chlorine, bromine, --SO3 H, phenylsulfonyl or C1 -C4 -alkylsulfonyl, p is 1 or 2 and A is a radical of the formula STR2 in which: Y is chlorine, bromine, fluorine, --OH, --OSO3 H, --O-acyl, --CN, --COOH, --COO--C1 -C4 -alkyl, --CONH2 or --SO2 --Z, the group designated "alk" is a straight or branched polymethylene radical having 2 to 6 carbon atoms, V is STR3 hydrogen or C1 -C4 -alkyl which is unsubstituted or substituted by C1 -C2 -alkoxy, carboxyl, sulfo, halogen or hydroxy, Z is β-halogenoethyl, vinyl or β-acetoxyethyl, or A is a radical of the formulae STR4 in all of which R' is C1-6 -alkyl or hydrogen, Z is as defined above, o is 0 to 6, and m is 2 to 6.

Triazinyl reactive dyes containing additional fiber reactive groups bound through the sulfonylalkylaminoalkylamino bridge

The invention relates to novel useful reactive dyes of the formula I STR1 in which: F is a radical selected from the group consisting of metal-free or metal-containing monoazo or disazo dyes containing at least one --SO3 H group, anthraquinone dyes, sulfophthalocyanine dyes, formazan dyes, phenazine dyes, oxanine dyes and nitroaryl dyes, R is hydrogen, C1 -C4 alkyl which is unsubstituted or substituted with --COOH or --SO3 H, cyanoethyl, or hydroxyethyl, X is fluorine, chlorine, bromine, --SO3 H, phenylsulfonyl or C1 -C4 -alkylsulfonyl, P is 1 or 2 and A is a radical of the formula STR2 in which: the groups designated "alk" are independently of each other straight or branched polymethylene radicals having 2 to 6 carbon atoms, and Z is β-halogenoethyl, vinyl, β-sulfatoethyl, β-thiosulfatoethyl or βacetoxyethyl.

Azo reactive dyestuffs having an aryl-triazinyl-aryl diazo component

Optionally metallized azo dyestuffs which in the form of the free acid correspond to the formula STR1 wherein K is the radical of a benzene, naphthalene, pyrazolone, pyridone, pyrimidone, acetoacetic acid arylide or aminopyrazole coupling component; A is a non-ionic substituent; X is STR2 wherein W is a direct bond or a bridge member to a C atom of the benzene or naphthalene nucleus or the coupling component K; R is hydrogen or C1 -C4 -alkyl; B is a direct bond or a bridge member, especially -CO- or -SO2 -, to a C atom of Q; Q is a reactive radical; m is 0, 1 or 2; n is 0, 1 or 2; p is 0 or 1; q is 0, 1 or 2; and r is 0 or 1; and their use for the dyeing and printing of natural and regenerated cellulose fibre materials such as cotton and rayon, as well as natural and synthetic polyamide fibre materials, for example those of wool, silk, poly-ε-caprolactam or polycondensate of hexamethylene-diamine and adipic acid. The dyeings obtained, espeically those on cotton and rayon, are distinguished by good fastness properties, especially fastness to wet processing and to light.