 Home > Dyes and Pigments > Dye > disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate for Sale > Reactive Orange 3R (Remazol Orange 3R) (CAS: 20262-58-2)

Reactive Orange 3R (Remazol Orange 3R) (CAS: 20262-58-2) buy - large image1

Reactive Orange 3R (Remazol Orange 3R) (CAS: 20262-58-2)

Name: Reactive Orange 3R (Remazol Orange 3R) (CAS: 20262-58-2)
Brand: 99 Exports
SKU: pr2607312919
Price: 3 USD
Availability: InStock

Unit Price:

$3-3.9/KG FOB

Get Latest Price 

CAS No.:

20262-58-2

Grade:

Industrial Grade

Content:

100%

Port:

Ahmedabad

Brand:

99 Exports

Packaging:

25 KG HDPE Drum with Inner Polyliner

Price valid (until):

2026-12-31

Contact Supplier

 Chat Now

99 Exports

Company Type:

Trader

Location:

India

Payment Terms:

L/C,100% TT in advance

Average Lead Time:

25 days

Qualification:

Main Products:

Iron Polysaccharide Complex,Pigment Blue 15,Reactive Blacks,Reactive Blue,Carbon Black,Benzene

 Visit Store

Product Description
Seller Information

Description

Reactive Orange 3R

Physical & Chemical Properties

It is a reddish-orange fine, free-flowing powder that is odorless and non-toxic.

The dye is highly soluble in water, exhibiting excellent leveling properties and high tinctorial strength for cellulose fibers.

Active Dye Content / Purity: Min 90.0% – 100% standard strength

pH Value (1% Aqueous Solution): 5.5 to 7.5

Moisture Content: Max 5.0%

Solubility in Water : Approx. 100 g/L at 30°C

Quality & Safety Standards

Heavy Metals: Meets safety standards with heavy metal content well below standard regulatory limits (compliant with standard ecological and textile requirements).

Dispersion & Solubility: Rapidly dissolves in water with zero residue, ensuring smooth and uniform coloration.

Recommended Applications

Textiles & Fibers: Primarily used for exhaustion dyeing, continuous dyeing, and printing of cellulosic fibers (cotton, rayon, and viscose).

Inks: Suitable for water-based reactive dye ink formulations and specialty printing applications.

Others: Silk, wool, and polyamide fiber coloration under neutral to mild alkaline conditions.

Items	Specifications
Product Name	Reactive Orange 3R
C.I. Name	C.I. Reactive Orange 3R
C.I. Number	17757
CAS Number	12225-83-1
Chemical Class	Monoazo reactive dye (Vinyl sulfone system)
Molecular Formula	C20H17N3Na2O11S3
Molecular Weight	617.54 g/mol
Appearance / Shade	Reddish-orange fine powder, odorless
Purity / Assay	Min 90.0% – 100% standard strength (or ≥ 70 HPLC standard grade)
Water Solubility	Soluble in water (partly miscible/readily soluble for textile application baths)
pH Value (1% Aqueous Solution)	5.5 – 7.5
Moisture Content	Max 5.0%
Insoluble Matter	Max 0.5%
Light Fastness	Rating 5 – 6
Washing Fastness (Fading / Staining)	Rating 4 – 5 / 4 – 5
Perspiration Fastness (Acid / Alkaline)	Rating 4 – 5 / 4 – 5
Rubbing Fastness (Dry / Wet)	Rating 4 – 5 / 4 – 4

ECHEMI Editorial Reference

ChEBI: An azo compound having a ({[(2-sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl moiety attached at position 2 of a multi-substituted naphthalene.
Remazole orange-3R is an azo compound having a ({[(2-sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl moiety attached at position 2 of a multi-substituted naphthalene. It has a role as a dye. It is an azo compound, a sulfone and an organic sodium salt. It contains a remazole orange-3R(2-).
Red powder. Solubility in water is 120g/L (20℃), 150g/L (80℃). The color light is slightly dark when it meets iron ions and turns dark when it meets copper ions. The dye has high reactivity and medium affinity.

Basic Info

Product Name:

disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate

Other Name:

disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate;2-Naphthalenesulfonic acid, 6-(acetylamino)-4-hydroxy-3-4-2-(sulfooxy)ethylsulfonylphenylazo-, disodium salt;brilliant orange 3R;6-(acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl brilliant orange 3r 2-Naphthalenesulfonic acid;6-(acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-disodium salt 2-naphthalenesulfonic acid;Reactive orange 16 (C.I. 17757);3-[4-[[2-(Sodiooxysulfonyloxy)ethyl]sulfonyl]phenylazo]-4-hydroxy-6-(acetylamino)-2-naphthalenesulfonic acid sodium salt;6-(Acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-2-naphthalenesulfonic acid disodium salt

CAS No.:

20262-58-2

Molecular Formula:

C20H17N3Na2O11S3

InChIKeys:

InChIKey=UNWVVZOPNUBMQU-UHFFFAOYSA-N

Molecular Weight:

617.53702

Exact Mass:

616.98200

EC Number:

2436539

TSCA:

TSCA listed

DSSTox ID:

DTXSID5066586

Categories:

Dye

Characteristics

PSA:

256.96000

XLogP3:

5.38920

See More disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate Properties 

Hazard Identification

Classification of the substance or mixture

Skin sensitization, Category 1

Respiratory sensitization, Sub-category 1B

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H317 May cause an allergic skin reaction H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Prevention	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P284 [In case of inadequate ventilation] wear respiratory protection.
Response	P302+P352 IF ON SKIN: Wash with plenty of water/... P333+P317 If skin irritation or rash occurs: Get medical help. P321 Specific treatment (see ... on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Iron Polysaccharide Complex,Pigment Blue 15,Reactive Blacks,Reactive Blue,Carbon Black,Benzene

Location:
1 Ram Park, Near Central School, Kalawad Road, Rajkot 360005, India

Payment Terms:
L/C,100% TT in advance

Average lead Time:
25 days

Total Annual Revenue:
Less than $1 million

Total Employees:
Less than 5

Year of Establishment:
2014

Founded in 2014, 99 Exports has grown from a small startup into a reputable import and export company with a global presence and strong partnerships.

With nearly a decade of experience, we specialize in a wide range of products tailored to meet diverse market demands.

Our dedicated team consists of experienced professionals, each committed to delivering exceptional service and expertise to our clients.
Country Product Purchase Quantity Date Posted

Post an enquiry for this product

Reactive Orange 3R (Remazol Orange 3R) (CAS: 20262-58-2)

Product Description

Seller Information