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methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate

methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate structure

CAS No.: 52239-04-0

Chemical Name:: methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate

Synonyms: Disperse Blue 148;C.I. 11124;Disperse Blue 148, BR;Disperse blue 148 (C.I. 11124);C.I.Disperse Blue 148:C.I.11124;C.I. Disperse Blue 148 press cake;Disperse Blue 148 (C.I. Disperse Blue 148;methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]ph...;Methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-β-alaninate;methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-β-alaninate

CBNumber:: CB9895810

Molecular Formula:: C19H19N5O4S

Molecular Weight:: 413.45

MDL Number:: MFCD00800418

MOL File:: 52239-04-0.mol

MSDS File:: SDS

Last updated:2026-05-28 04:37:00

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methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate Properties

Melting point	121 °C
Boiling point	597.5±50.0 °C(Predicted)
Density	1.38±0.1 g/cm3(Predicted)
pka	2.19±0.50(Predicted)
EPA Substance Registry System	.beta.-Alanine, N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-, methyl ester (52239-04-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H319-H317
Precautionary statements	P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
TSCA	TSCA listed
REACH Registrations	Active

methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate Chemical Properties, Uses, Production

Preparation

5-Nitro-1,3-dihydrobenzo[c]isothiazol-3-amine diazo, and Methyl 3-(ethyl(phenyl)amino)propanoatecoupling.

Flammability and Explosibility

Not classified

Properties and Applications

blue, red light blue.

Standard(Vinegar fiber)	Ironing Fastness		Light Fastness	Persperation Fastness		Washing Fastness
Standard(Vinegar fiber)	Fading	Stain	Light Fastness	Fading	Stain	Fading	Stain
ISO			5-6	4-5	4	4	3-4

methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate synthesis

Synthesis of methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate from N-Ethyl-N-methoxycarbonylethyl aniline and 3-Amino-5-nitrobenzoisothiazole

methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate Preparation Products And Raw materials

Raw materials

3-Amino-5-nitro-2,1-benzisothiazole N-Ethyl-N-methoxycarbonylethyl aniline

Preparation Products

methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate Suppliers

Global Suppliers ( 38)

Supplier	Tel	Email	Country	ProdList	Advantage
Haoyuan Chemexpress Co., Ltd.	021-58950125	info@chemexpress.com	China	7545	61
MedChemexpress LLC	021-58955995	sales@medchemexpress.cn	United States	4853	58
Shanghai Orgchem Co.,Ltd.	+86-21-5877 1921	info@chemofchina.com	China	9630	55
Jiangsu aikang biomedical research and development co., LTD	025-58859352 17714375163	qzhang@aikonchem.com	China	15525	58
Shaanxi Dideu Medichem Co. Ltd	+86-29-81139210 +86-17392587031	1059@dideu.com	China	9801	58
TargetMol Chemicals Inc.	+1-781-999-5354; +1-00000000000	marketing@targetmol.com	United States	32431	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58
AFINE CHEMICALS LIMITED	+86-571-85134551 +86-18958018566	info@afinechem.com	China	15111	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17339	58
Xiamen AmoyChem Co., Ltd	+86-86-5926051114	sales@amoychem.com	China	6339	58

Supplier	Advantage
Haoyuan Chemexpress Co., Ltd.	61
MedChemexpress LLC	58
Shanghai Orgchem Co.,Ltd.	55
Jiangsu aikang biomedical research and development co., LTD	58
Shaanxi Dideu Medichem Co. Ltd	58
TargetMol Chemicals Inc.	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
AFINE CHEMICALS LIMITED	58
SIMAGCHEM CORP	58
Xiamen AmoyChem Co., Ltd	58

52239-04-0 (methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate ) Related Search:

Disperse Blue 14 Disperse Blue 144 C.I. Disperse Blue 146 Disperse Blue 143 Dianix Navy Blue ER-FS

C.I. Disperse Blue 139 Disperse Blue 149 Solvent Blue 36 Disperse blue 130 Altrenogest

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methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-beta-alaninate C.I. Disperse Blue 148 press cake .beta.-Alanine, N-ethyl-N-4-(5-nitro-2,1-benzisothiazol-3-yl)azophenyl-, methyl ester Disperse blue 148 (C.I. 11124) -Alanine, N-ethyl-N-[4-[(5-nitro-2, 1-benzisothiazol-3-yl)azo]phenyl]-, methyl ester 3-[[4-(5-Nitro-2,1-benzisothiazole-3-ylazo)phenyl]ethylamino]propionic acid methyl ester N-Ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-β-alanine methyl ester methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-β-alaninate C.I. 11124 Disperse Blue 148, BR Disperse Blue 148 (C.I. Disperse Blue 148 β-Alanine, N-ethyl-N-[4-[2-(5-nitro-2,1-benzisothiazol-3-yl)diazenyl]phenyl]-, methyl ester C.I.Disperse Blue 148:C.I.11124 methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]ph... methyl3-[N-ethyl-4-[(5-nitro-2,1-benzothiazol-3-yl)diazenyl]anilino]propanoate Methyl 3-(ethyl(4-((5-nitrobenzo[c]isothiazol-3-yl)diazenyl)phenyl)amino)propanoate Methyl N-ethyl-N-[4-[(5-nitro-2,1-benzisothiazol-3-yl)azo]phenyl]-β-alaninate Disperse Blue 148 52239-04-0 Organics