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Disperse Orange 76

Disperse Orange 76 structure

CAS No.: 13301-61-6

Chemical Name:: Disperse Orange 76

Synonyms: Disperse Orange 37;C.I.Disperse Orange 76;Orange S-2RL;Disperse Orang;Disperse Orange 59;Disperse Orange 76;disperse orange 37/76;Polycron Yellow Brown 2RCW;Disperse Yellow Brown 2RCW;Serilene Yellow Brown 2RL.

CBNumber:: CB7496938

Molecular Formula:: C17H15Cl2N5O2

Molecular Weight:: 392.24

MDL Number:: MFCD00181820

MOL File:: 13301-61-6.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 04:47:57

Product description	Number	Pack Size	Price
Disperse Orange 37 for microscopy	21603	5g	$71.3
Disperse Orange 37 analytical standard	50323	25mg	$110
Disperse Orange 37	TRC-D493490-500MG	500mg	$88
Disperse Orange 37	TRC-D493490-250MG	250mg	$68
Disperse Orange 37	TRC-D493490-1G	1g	$95
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Disperse Orange 76 Properties

Melting point	144-146 °C
Boiling point	603.1±55.0 °C(Predicted)
Density	1.35
storage temp.	room temp
pka	2.12±0.50(Predicted)
form	powder
ε(extinction coefficient)	≥250 at 415-425nm in methanol
BRN	6348868
Henry's Law Constant	2.7×10⁷ mol/(m³Pa) at 25℃, Zhang et al. (2010)
Major Application	diagnostic assay manufacturing hematology histology
InChI	1S/C17H15Cl2N5O2/c1-2-23(9-3-8-20)13-6-4-12(5-7-13)21-22-17-15(18)10-14(24(25)26)11-16(17)19/h4-7,10-11H,2-3,9H2,1H3/b22-21+
InChIKey	KHZRTXVUEZJYNE-QURGRASLSA-N
SMILES	CCN(CCC#N)c1ccc(cc1)\N=N\c2c(Cl)cc(cc2Cl)[N+]([O-])=O
FDA UNII	F0AEY2096I
EPA Substance Registry System	Propanenitrile, 3-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]- (13301-61-6)
UNSPSC Code	12171500
NACRES	MA.02

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H317
Precautionary statements	P280
PPE	dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard Codes	Xi
Risk Statements	43
Safety Statements	36/37
WGK Germany	3
TSCA	TSCA listed
Storage Class	11 - Combustible Solids
Hazard Classifications	Skin Sens. 1

Disperse Orange 76 price More Price(19)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	21603	Disperse Orange 37 for microscopy	13301-61-6	5g	$71.3	2026-04-30	Buy
Sigma-Aldrich	50323	Disperse Orange 37 analytical standard	13301-61-6	25mg	$110	2022-05-15	Buy
TRC	TRC-D493490-500MG	Disperse Orange 37	13301-61-6	500mg	$88	2026-06-03	Buy
TRC	TRC-D493490-250MG	Disperse Orange 37	13301-61-6	250mg	$68	2026-06-03	Buy
TRC	TRC-D493490-1G	Disperse Orange 37	13301-61-6	1g	$95	2026-06-03	Buy

Product number	Packaging	Price	Buy
21603	5g	$71.3	Buy
50323	25mg	$110	Buy
TRC-D493490-500MG	500mg	$88	Buy
TRC-D493490-250MG	250mg	$68	Buy
TRC-D493490-1G	1g	$95	Buy

Disperse Orange 76 Chemical Properties,Uses,Production

Chemical Properties

Purple-red powder. Soluble in water and ethanol.

Uses

Disperse Orange 76 is an orange azo dye used in plastics.

Uses

Disperse Orange 37 is an orange azo dye used in plastics. Dyes and metabolites, Environmental Testing.

Preparation

2,6-Dichioro-4-nitroaniline diazo, and N-ethyl-N-cyanoethylanilinecoupling.

Properties and Applications

Dark red light orange, dark orange. Orange powder, insoluble in water. Used for polyester and blended fabric, vinegar fiber of dyeing and printing. In the dark tonal for polyester orange, in the vinegar on dark red light for fiber award in color. Have good in polyester lifting force. Suitable for polyester/cotton, polyester/stick a bath dyeing of blended. And C.I. Disperse orange 76 chemical structure is the same.

Standard	Ironing Fastness		Light Fastness	Persperation Fastness		Washing Fastness
Standard	Fading	Stain	Light Fastness	Fading	Stain	Fading	Stain
AATCC		3-4	6-7	5		5	5

Disperse Orange 76 synthesis

Synthesis of Disperse Orange 76 from 2,6-Dichloro-4-nitroaniline and 3-Ethylanilinopropiononitrile

Disperse Orange 76 Preparation Products And Raw materials

Raw materials

Sodium nitrite 3-Ethylanilinopropiononitrile 2,6-Dichloroaniline 2,6-Dichloro-4-nitroaniline 3-Ethylanilinopropiononitrile

Preparation Products

Disperse Orange 76 Suppliers

Global( 94)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19936	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	sales@tnjchem.com	China	34563	58
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1026@dideu.com	China	20582	58
SUZHOU SENFEIDA CHEMICAL CO.,LTD	+86-0512-83500002 +8618662433356	3899766280@qq.com	China	26362	58
HANGZHOU LEAP CHEM CO., LTD.	+86-571-87711850	market18@leapchem.com	China	43333	58
Shanghai Acmec Biochemical Technology Co., Ltd.	+86-18621343501; +undefined18621343501	product@acmec-e.com	China	33324	58
Aladdin Scientific		tp@aladdinsci.com	United States	57505	58
Hebei Chuanghai Biotechnology Co., Ltd	+86-15350571055	Sibel@chuanghaibio.com	China	6085	58

Supplier	Advantage
BOC Sciences	58
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Dideu Industries Group Limited	58
SUZHOU SENFEIDA CHEMICAL CO.,LTD	58
HANGZHOU LEAP CHEM CO., LTD.	58
Shanghai Acmec Biochemical Technology Co., Ltd.	58
Aladdin Scientific	58
Hebei Chuanghai Biotechnology Co., Ltd	58

View Lastest Price from Disperse Orange 76 manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2019-12-25	Disperse Orange 76 13301-61-6	$1.00	1IU	99%	100kg	Career Henan Chemical Co

Disperse Orange 76
13301-61-6
$1.00
99%
Career Henan Chemical Co

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3-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]-propanenitril 3-[ethyl[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]amino]-Propanonitrile 3-[p-[(2,6-Dichloro-4-nitrophenyl)azo]-N-ethylanilino]propionitrile Propanenitrile,3-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]- 3-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]propiononitrile C.I. Disperse Orange 76 press cake 3-[4-(2,6-Dichloro-4-nitrophenylazo)-N-ethylanilino]propionitrile disperse orange 37/76 Orange S-2RL Disperse Yellow Brown 2RCW Polycron Yellow Brown 2RCW Serilene Yellow Brown 2RL. 3-[[4-[(2,6-Dichloro-4-nitrophenyl)azo]phenyl]ethylamino]-propanenitrile Disperse Orange 59 Disperse Orange 76 2,6-Dichloro-4'-[ethyl(2-cyanoethyl)amino]-4-nitroazobenzene 4'-[Ethyl(2-cyanoethyl)amino]-2,6-dichloro-4-nitroazobenzene Serilene Yellow Brown 2RL-150 3-[[4-(2,6-dichloro-4-nitro-phenyl)diazenylphenyl]-ethyl-amino]propanenitrile 3-[4-(2,6-dichloro-4-nitrophenyl)diazenyl-N-ethylanilino]propanenitrile Disperse Orange 37,3-[4-(2,6-Dichloro-4-nitrophenylazo)-N-ethylanilino]propionitrile Disperse Orang Disperse Orange 37@100 μg/mL in MeOH Disperse orange 37 Solution, 100μg/mL Disperse Orange 76 ISO 9001：2015 REACH C.I.Disperse Orange 37:C.I.11132 C.I.Disperse Orange 76:C.I.11132 3-[[4-[(2,6-dichloro-4-nitrophenyl)azo]phenyl]ethylamino]pro... C12972120 DispersEOrangE37 Disperse Orange 37 in Acetonitrile:Water=4:1 Disperse Orange 37 100 μg/mL in Acetonitrile C.I.Disperse Orange 76 Disperse Orange 37 13301-61-6 Dyes and Pigments Organics