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4,4'-Ethylenedianiline

4,4'-Ethylenedianiline structure

CAS No.: 621-95-4

Chemical Name:: 4,4'-Ethylenedianiline

Synonyms: 4,4'-DIAMINOBIBENZYL;4,4'-(Ethane-1,2-diyl)dianiline;FR-2210;AKOS AUF02044;DOWEX(R) HCR-W2;Ethylenedianiline;-Ethylenedianiline;TIMTEC-BB SBB008520;α,α'-bi-p-toluidine;A,A'-BI-P-TOLUIDINE

CBNumber:: CB9709726

Molecular Formula:: C14H16N2

Molecular Weight:: 212.29

MDL Number:: MFCD00007923

MOL File:: 621-95-4.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 05:49:51

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4,4'-Ethylenedianiline Properties

Melting point	133-137 °C(lit.)
Boiling point	342.14°C (rough estimate)
Density	0.9678 (rough estimate)
vapor pressure	0.001Pa at 20℃
refractive index	1.4400 (estimate)
storage temp.	room temp
form	Powder
pka	5.17±0.10(Predicted)
color	White to Gray to Brown
BRN	394999
Major Application	diagnostic assay manufacturing hematology histology
InChI	InChI=1S/C14H16N2/c15-13-7-3-11(4-8-13)1-2-12-5-9-14(16)10-6-12/h3-10H,1-2,15-16H2
InChIKey	UHNUHZHQLCGZDA-UHFFFAOYSA-N
SMILES	C(C1=CC=C(N)C=C1)CC1=CC=C(N)C=C1
LogP	2.25 at 23℃ and pH7.7-8.6
CAS DataBase Reference	621-95-4(CAS DataBase Reference)
EWG's Food Scores	1
NIST Chemistry Reference	Benzenamine, 4,4'-(1,2-ethanediyl)bis-(621-95-4)
EPA Substance Registry System	Benzenamine, 4,4'-(1,2-ethanediyl)bis- (621-95-4)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Xi,Xn

Risk Statements

36/37/38-20/21/22

Safety Statements

26-36/37

WGK Germany

RTECS

BY0200000

TSCA

TSCA listed

HS Code

2921.59.8090

HazardClass

IRRITANT

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

REACH Registrations

Active

NFPA 704

	0
2		0

4,4'-Ethylenedianiline price More Price(18)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	32784	4,4′-Ethylenedianiline technical, ≥95% (NT)	621-95-4	10g	$232	2026-04-30	Buy
TCI Chemical	E0346	4,4'-Ethylenedianiline >97.0%(GC)(T)	621-95-4	5g	$323	2026-04-30	Buy
TCI Chemical	E0346	4,4'-Ethylenedianiline >97.0%(GC)(T)	621-95-4	25g	$1296	2026-04-30	Buy
aablocks	AA003KDR	4,4'-(Ethane-1,2-diyl)dianiline 98%	621-95-4	1g	$12	2026-05-28	Buy
aablocks	AA003KDR	4,4'-(Ethane-1,2-diyl)dianiline 98%	621-95-4	5g	$42	2026-05-28	Buy

Product number	Packaging	Price	Buy
32784	10g	$232	Buy
E0346	5g	$323	Buy
E0346	25g	$1296	Buy
AA003KDR	1g	$12	Buy
AA003KDR	5g	$42	Buy

4,4'-Ethylenedianiline Chemical Properties,Uses,Production

Uses

4,4'-Ethylenedianiline is used as a reagent in the synthesis of new substituted Bis[2-Imino-3(substituted)-4-phenyl-3H-thiazole] derivativatives and in evaluation of their antibacterial activity.

Chemical Properties

Beige powder

Uses

4,4''-Ethylenedianiline is used as a reagent in the synthesis of new substituted Bis[2-Imino-3(substituted)-4-phenyl-3H-thiazole] derivativatives and in evaluation of their antibacterial activity.

Uses

4,4′-Ethylenedianiline may be used as an internal standard for the determination of 4,4′-methylenedianiline in urine samples using gas chromatography coupled with mass spectrometry (GC-MS).

4,4'-Ethylenedianiline synthesis

Synthesis of 4,4'-Ethylenedianiline from NSC 403525

4,4'-Ethylenedianiline Preparation Products And Raw materials

Raw materials

Preparation Products

4,4'-Ethylenedianiline Suppliers

Global( 193)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Shandong Xiya Chemical Co., Ltd	13355009207 13355009207	3007715519@qq.com	China	18722	57
China Langchem Inc.	0086-21-58956006		China	7798	57
RYSS TECH LTD	400-188-0725 +86 21 34310725 13611771617		China	1999	57
Shanghai Topbiochem Technology Co., Ltd	021-58170097	info@topbiochem.com	China	9513	58
Shanghai T&W Pharmaceutical Co., Ltd.	+86 21 61551611		China	9874	58
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Shanghai Hanhong Scientific Co.,Ltd.	64
Shandong Xiya Chemical Co., Ltd	57
China Langchem Inc.	57
RYSS TECH LTD	57
Shanghai Topbiochem Technology Co., Ltd	58
Shanghai T&W Pharmaceutical Co., Ltd.	58
TOKYO CHEMICAL INDUSTRY CO., LTD.	80

View Lastest Price from 4,4'-Ethylenedianiline manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-03	4,4′-Ethylenedianiline 621-95-4			≥99%	1MT	CHINATECH(TIANJIN) CHEMICAL CO.,LTD.
2019-09-02	4,4'-Ethylenedianiline 621-95-4	$7.00	1KG	99%		Career Henan Chemical Co
2019-09-02	4,4'-Ethylenedianiline 621-95-4	$7.00	1KG	99%		Career Henan Chemical Co

4,4′-Ethylenedianiline
621-95-4
≥99%
CHINATECH(TIANJIN) CHEMICAL CO.,LTD.

4,4'-Ethylenedianiline
621-95-4
$7.00
99%
Career Henan Chemical Co

4,4'-Ethylenedianiline
621-95-4
$7.00
99%
Career Henan Chemical Co

4,4'-Ethylenedianiline Spectrum

4,4'-Ethylenedianiline(621-95-4)¹HNMR

621-95-4(4,4'-Ethylenedianiline)Related Search:

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Toluidine Blue O 2,3-Diaminotoluene 2-Aminobenzylchloride Metrazifone 1,2-Dianilinoethane

CATION EXCHANGE RESIN, DOWEX(R) HCR-W2, H+ FORM,CATION EXCHANGE RESIN, DOWEX(R) HCR-W2, NA+ FORM,DOWEX(R) HCR-W2 Phenylselenol tert-Butyl isocyanide 1,1,3,3-Tetramethylbutyl isocyanide 2,2'-Ethylenedianiline

4,4'-Bis(dimethylamino)benzil Dowex(R) HCR-W2 hydrogen form Biphenyl

1of4

4,4'-diaminodibenzyl 4,4′-Ethylendianilin α,αμ-Bi-p-toluidine, 4,4μ-Diaminobibenzyl TIMTEC-BB SBB008520 1,2-Bis(4-Aminophenyl)ethane 1,2-Bis(p-aminophenyl)ethane 4,4’-(1,2-ethanediyl)bis-benzenamin 4,4’-ethylenebis(aniline) 4,4'-Ethylenebis(aniline) Aniline, 4,4'-ethylenedi- Aniline, p,p'-ethylenedi- alpha,alpha'-Bi-p-toluidine (8CI) Ethylenedianiline FR-2210 alpha,alpha'-Bi-p-toluidine 4,4'-Diaminobibenzyl 4,4'-Diamino-1,2-diphenylethane 4,4'-(Ethane-1,2-diyl) 4,4'-diamino-sym-diphenylethane 4,4'-ETHYLENEDIANILINE, TECH GRADE 4,4'-ETHYLENEDIANILINE 93+% 4,4'-ETHYLENEDIANILINE 95% α,α'-bi-p-toluidine 4-[2-(4-AMINOPHENYL)ETHYL]PHENYLAMINE 4,4'-DIAMINO-1,2-DIPHENYLETHANE AKOS AUF02044 A,A'-BI-P-TOLUIDINE ALPHA,ALPHA'-BI-P-TOLUIDINE BENZENAMINE, 4,4'-(1,2-ETHANEDIYL)BIS- DOWEX(R) HCR-W2 LABOTEST-BB LT00159653 4,4'-Diaminodiphenylethane 4,4'-Dibenzyldiamine p,p'-Diaminodibenzyl 1,2-Di(4-aminophenyl)ethane 1,2-Bis(2-aminophenyl)ethane 1,2-Bis(o-aminophenyl)ethane 4,4'-Ethylenedianiline,97% 4,4'-Ethylenedianiline,95% p,p’-ethylenedi-anilin 4,4'-Ethylenedianiline> 4,4'-Ethylenedianiline 4,4'-Ethylenedianiline -Ethylenedianiline 4,4'-(Ethane-1,2-diyl)dianiline 4,4'-DIAMINOBIBENZYL 621-95-4 H2NC6H4CH2CH2C6H4NH2 Building Blocks Organic Building Blocks Nitrogen Compounds Polyamines