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ETHYL ORANGE

Product Name
ETHYL ORANGE
CAS No.
62758-12-7
Chemical Name
ETHYL ORANGE
Synonyms
ETHYL ORANGE;Diethyl orange;EthylOrangeSodium;EthylorangeAcs98%;Ethylorange Acs 98%;LABOTEST-BB LT00452773;Ethyl orange indicator;ETHYL ORANGE SODIUM SALT;RESAZURINE REDOX INDICATOR;Ethyl orange sodium salt, 92%, pure
CBNumber
CB7101186
Molecular Formula
C16H20N3NaO3S
Formula Weight
357.4
MOL File
62758-12-7.mol
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ETHYL ORANGE Property

Melting point:
>300°C
solubility 
Very soluble in water; very slightly soluble in ethanol
pka
4.34(at 25℃)
form 
Powder
color 
Orange
PH Range
Red (3.4) to yellow (4.8)
λmax
474nm
BRN 
3821641
Major Application
Lithographic plate preparation, holographic storage, hybrid materials, inks, surface probes, diagnostic agents for diseases related with amyloid accumulation
CAS DataBase Reference
62758-12-7(CAS DataBase Reference)
EPA Substance Registry System
Benzenesulfonic acid, 4-[[4-(diethylamino)phenyl]azo]-, sodium salt (62758-12-7)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-24/25
WGK Germany 
3
TSCA 
Yes
HS Code 
29270000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
199567
Product name
Ethyl Orange sodium salt
Purity
indicator grade, Dye content 90%
Packaging
100g
Price
$255
Updated
2024/03/01
TCI Chemical
Product number
E0155
Product name
Ethyl Orange
Packaging
25g
Price
$67
Updated
2024/03/01
Alfa Aesar
Product number
J62863
Product name
Ethyl Orange sodium salt
Packaging
100g
Price
$30.65
Updated
2024/03/01
Alfa Aesar
Product number
J62863
Product name
Ethyl Orange sodium salt
Packaging
500g
Price
$125
Updated
2021/12/16
TRC
Product number
E945638
Product name
Ethyl Orange sodium salt
Packaging
250mg
Price
$45
Updated
2021/12/16
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ETHYL ORANGE Chemical Properties,Usage,Production

Chemical Properties

orange crystalline powder

Uses

Indicator: pH 3.0 (red) to pH 4.5 (yellow)

Purification Methods

Recrystallise it twice from water. [Beilstein 16 IV 511.]

ETHYL ORANGE Preparation Products And Raw materials

Raw materials

Preparation Products

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62758-12-7, ETHYL ORANGERelated Search:


  • RESAZURINE REDOX INDICATOR
  • EthylorangeAcs98%
  • EthylOrangeSodium
  • Ethylorange Acs 98%
  • Ethyl Orange sodium salt, pure, 92%
  • Ethyl orange sodium salt, 92%, pure
  • Ethyl Orange sodium salt,4-(4-Diethylaminophenylazo)benzenesulfonic acid sodium salt
  • Ethyl Orange sodiuM salt, pure, 92% 25GR
  • Sodium 4-[[4-(diethylamino)phenyl]azo]benzenesulfonate
  • 4-[[4-(diethylamino)phenyl]azo]-benzenesulfonicacisodiumsalt
  • Benzenesulfonicacid,4-[[4-(diethylamino)phenyl]azo]-,sodiumsalt
  • LABOTEST-BB LT00452773
  • 4-DIETHYLAMINOAZOBENZENE-4'-SULFONIC ACID SODIUM SALT
  • 4-[P-(DIETHYLAMINO)PHENYLAZO]BENZENESULFONIC ACID
  • 4-[4-(DIETHYLAMINO)PHENYLAZO]BENZENESULFONIC ACID, SODIUM SALT
  • sodium p-[[p-(diethylamino)phenyl]azo]benzenesulphonate
  • Diethyl orange
  • ETHYL ORANGE, SODIUM SALT, INDICATOR GRA DE
  • ETHYL ORANGE
  • ETHYL ORANGE SODIUM SALT
  • Benzenesulfonic Acid, P-[[p-(diethylamino)phenyl]azo]-, Sodium Salt
  • Ethyl Orange sodium salt, 92%, indicator
  • Ethyl orange sodium salt, indicator
  • Ethyl orange indicator
  • 62758-12-7
  • C2H52NC6H4NNC6H4SO3Na
  • C16H18N3NaO3S
  • C16H18N3O3SNa
  • Indicator (pH)
  • pH Indicators
  • Organics
  • Analytical Chemistry
  • Indicator (pH)
  • pH Indicators
  • Azo