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4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate structure

CAS No.: 25646-77-9

Chemical Name:: 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate

Synonyms: CD-4;Color developer CD-4;ppd44;92CDB;kodakcd4;CD4 DEVELOPER;Mouse Anti Human CD4;Color?developer?4?(?CD-4);COLOR DEVELOPING AGENT, CD-4;T-cell surface antigen T4/Leu-3

CBNumber:: CB4853389

Molecular Formula:: C11H20N2O5S

Molecular Weight:: 292.35

MDL Number:: MFCD00035563

MOL File:: 25646-77-9.mol

MSDS File:: SDS

Last updated:2026-05-28 01:16:12

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4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Properties

Melting point	155 °C
storage temp.	Inert atmosphere,Room Temperature
Water Solubility	Soluble in water
form	Fine Crystalline Powder
color	Beige
InChI	InChI=1S/C11H18N2O.H2O4S/c1-3-13(6-7-14)10-4-5-11(12)9(2)8-10;1-5(2,3)4/h4-5,8,14H,3,6-7,12H2,1-2H3;(H2,1,2,3,4)
InChIKey	GVEYRUKUJCHJSR-UHFFFAOYSA-N
SMILES	N(C1C=CC(N)=C(C)C=1)(CC)CCO.S(O)(O)(=O)=O
CAS DataBase Reference	25646-77-9(CAS DataBase Reference)
EWG's Food Scores	4-5
FDA UNII	BS668SJ6PT
EPA Substance Registry System	Ethanol, 2-[(4-amino-3-methylphenyl)ethylamino]-, sulfate (1:1) (salt) (25646-77-9)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS06,GHS08,GHS09

Signal word

Danger

Hazard statements

H300-H317-H373-H410

Precautionary statements

P260-P273-P280-P301+P310-P302+P352-P314

Hazard Codes

T,N,Xi

Risk Statements

25-43-48/22-50/53-36/37/38

Safety Statements

24-37-45-60-61-36-26

RIDADR

2811

WGK Germany

RTECS

KJ6477000

TSCA

TSCA listed

HazardClass

6.1(a)

PackingGroup

HS Code

29221980

Toxicity

rat,LD50,oral,35mg/kg (35mg/kg),KIDNEY, URETER, AND BLADDER: OTHER CHANGES,United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-1185-0575,

NFPA 704

	0
3		0

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate price More Price(34)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	S564389	2-(4-AMINO-N1-ETHYL-M-TOLUIDINO)-ETHANOL SULFATE HYDRATE AldrichCPR	25646-77-9	250MG	$29.8	2024-03-01	Buy
Sigma-Aldrich	E4641	N4-Ethyl-N4-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine sulfate salt suitable for photographic applications	25646-77-9	100g	$330	2023-06-20	Buy
TCI Chemical	E0657	N4-Ethyl-N4-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine Sulfate >98.0%(HPLC)	25646-77-9	25g	$33	2026-04-30	Buy
TCI Chemical	E0657	N4-Ethyl-N4-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine Sulfate >98.0%(HPLC)	25646-77-9	250g	$187	2021-12-16	Buy
Matrix Scientific	084913	2-[(4-Amino-3-methylphenyl)(ethyl)-amino]ethanol sulfate	25646-77-9	10.00g	$76	2026-05-18	Buy

Product number	Packaging	Price	Buy
S564389	250MG	$29.8	Buy
E4641	100g	$330	Buy
E0657	25g	$33	Buy
E0657	250g	$187	Buy
084913	10.00g	$76	Buy

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Chemical Properties, Uses, Production

Description

CD4 is a color-film developer, and both an allergen and an irritant in photographers. Cross reactivity is possible with Disperse Blue 124, Disperse Blue 106, and Disperse red 17.

Chemical Properties

beige fine crystalline powder

Uses

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate is used as a color developer for Kodacolor II film, identicaI to Flexicolor or C-41 process; color developer for use in color microautoradiography for color development of immunogold-labeled antibodies.

Contact allergens

Color film developer. It is both an allergen and an irritant in photographers. Cross-reactivity is possible with Disperse Blue 124, Disperse Blue 106, and Disperse Red 17.

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Preparation Products And Raw materials

Raw materials

Sodium nitrite Sulfuric acid N-Ethyl-3-methylaniline

Preparation Products

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Suppliers

Global Suppliers ( 279)

Supplier	Tel	Email	Country	ProdList	Advantage
Wuhan FengyaoTonghui Chemical Products Co., Ltd.	027-87466105 15377573527	2678564200@qq.com	China	17968	58
Shandong Xinxian Yingtai Chemical Co., Ltd	15550585968 18790994638	lxyjob5@163.com	China	10	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Shanghai Longsheng chemical Co.,Ltd.	58099637 13585536065	sales@shlschem.com	China	9880	59
XiaoGan ShenYuan ChemPharm co,ltd	15527621225; 15527621225	1791901229@qq.com	China	6744	52
China Langchem Inc.	0086-21-58956006		China	7798	57
Aemon Chemical	0086-755-86198205	acinfo@aemonchem.com	China	1928	57
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
Thermo Fisher Scientific	800-810-5118	cnchemical@thermofisher.com	China	17752	75

Supplier	Advantage
Wuhan FengyaoTonghui Chemical Products Co., Ltd.	58
Shandong Xinxian Yingtai Chemical Co., Ltd	58
J & K SCIENTIFIC LTD.	76
TCI (Shanghai) Development Co., Ltd.	81
Shanghai Longsheng chemical Co.,Ltd.	59
XiaoGan ShenYuan ChemPharm co,ltd	52
China Langchem Inc.	57
Aemon Chemical	57
Maya High Purity Chemicals	57
Thermo Fisher Scientific	75

View Latest Price from 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-09-14	Color Developer CD-4 25646-77-9		25kg	99.9%	10ton	Shanghai Xin Cheng Yue Chemical Co.,Ltd
2026-08-25	4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate 25646-77-9	$2.20-8.80	1kg	99%min	100kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
2026-05-28	CD-4 25646-77-9	$1.00	1KG	99%	50 ton	Hebei Chuanghai Biotechnology Co,.LTD

Color Developer CD-4
25646-77-9
99.9%
Shanghai Xin Cheng Yue Chemical Co.,Ltd

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate
25646-77-9
$2.20-8.80
99%min
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

CD-4
25646-77-9
$1.00
99%
Hebei Chuanghai Biotechnology Co,.LTD

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate Spectrum

4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate(25646-77-9)MS 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate(25646-77-9)IR1 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate(25646-77-9)IR2

25646-77-9 (4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate) Related Search:

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1of4

2-[(4-amino-3-methylphenyl)ethylamino]-ethanosulfate(1:1)(salt) Ethanol,2-[(4-amino-3-methylphenyl)ethylamino]-,sulfate(1:1)(salt) kodakcd4 N5-Ethyl-N5-(2’-hydroxyethyl)toluene-2,5-diammoniumsulfate N4-ETHYL-N4-(2-HYDROXYETHYL)-2-METHYL-1,4-PHENYLENEDIAMINE SULFATE N4-ETHYL-N4-(2-HYDROXYETHYL)-2-METHYL-1,4-PHENYLENE-DIAMINE SULFATE SALT 2-(4-AMINO-N1-ETHYL-M-TOLUIDINO)-ETHANOL SULFATE HYDRATE 2-[(4-AMINO-3-METHYLPHENYL)ETHYLAMINO]ETHANOL SULFATE 4-(N-ETHYL-N-2-HYDROXYETHYL)-2-METHYLPHENYLENEDIAMINE SULFATE 4-[N-ETHYL-N-2-HYDROXYETHYL]-2-METHYLPHENYLENEDIAMINE SULPHATE 4-(N-ETHYL-N-HYDROXYETHYL)-2-METHYLPHENYLENE DIAMINE SULFATE MONOHYDRATE COLOR DEVELOPING AGENT, CD-4 2-((4-amino-3-methylphenyl)ethylamino)-ethanosulfate(1:1)(salt) (4-ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammonium sulphate N4-ETHYL-N4-(2-HYDROXYETHYL)-2-*METHYL-1 ,4-PHENYLEN 2-[(4-AMINO-3-METHYL-PHENYL)-ETHYL-AMINO]-ETHANOL 4-(N-ETHYL-N-HYDROXYETHYL)-2-METHYLPHENYLENE DIAMINE SULFATE MONOHYDRATE (CD-4) N-Ethyl-N-(2-Hydroxyethyl)-2-Methyl-1,4-PPD-Sulfatemonohydrate 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediaminesulfateINESULFATE 4-(N-Ethyl-N-hydroxyethyl)-2-methylphenylene diamine 4-(N-ETHYL-N-2-HYDROXYETHYL)-2-METHYLPHENYLENEDIAMINESULFATE(CD-4) 92CDB 4-(N-ETHYL-N-2-HYDROXYETHYL)-2-METHYL-1,4-PHENYLENEDIAMINE. 4-AMINO-3-METHYL-N-ETHYL-N(BETAHYDROXY-ETHYL)ANILINESULPH. (4-Ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammoniumsulfat 4-AMINO-3-METHYL-N-ETHYL-N-(2-HYDROXYETHYL)ANILINE MONOSULFATE Mouse Anti Human CD4 (4-ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammonium sulphate 4-(N-ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulphate 2((aminomethylphenyl)ethylamino)ethanol sulfate Color developer CD-4 2-[Ethyl(4-amino-3-methylphenyl)amino]ethanol·sulfuric acid 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate (C 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate,99% Anti-CD4, C-Terminal antibody produced in rabbit T-cell surface antigen T4/Leu-3 T-cell surface glycoprotein CD4 precursor N4-Ethyl-N4-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamineSulfate> Color?developer?4?(?CD-4) Recombinant Human CD4 Protein, His Tag 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate USP/EP/BP 2-(4-Amino-n1-ethyl-m-toluidino)-ethanol sulfate 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate monohydrate 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfat... Color developing agent CD-3 CD3 N4-Ethyl-N4-(2-MethanesulfonaMidoethyl)-2-Methyl-1,4-phenylenediaMine Sesquisulfate Monohydrate -(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate 4- (N-ethyl-N-hydroxyethyl) -2-methylphenylenediamine sulfate N?-Ethyl-N?-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine sulfate salt N-Ethyl-N-(2-hydroxyethyl)-m-toluidine sulfate CD4 DEVELOPER N⁴-Ethyl-N⁴-(2-hydroxyethyl)-2-methyl-1,4-phenylenediamine sulfate salt 4-(N-Ethyl-N-β-hydroxyethylamino)-2-methylanilinesulfate Elab Fluor? Red 780 Anti-Human CD4 Antibody[RPA-T4 Elab Fluor? Red 780 Anti-Rat CD4(domain 1) Antibody[OX-38 AF/LE Purified Anti-Mouse CD4 Antibody[GK1.5 ppd44 CD-4 Ethanol, 2-((4-amino-3-methylphenyl)ethylamino)-, sulfate (1:1) 25646-77-9