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Acid Orange 10

Acid Orange 10 Structure
CAS No.
1936-15-8
Chemical Name:
Acid Orange 10
Synonyms
OG-6;ci27;oranzg;GOrang;c.i.27;oranzgg;orange2g;orangegg;CI 16230;ORANGE G
CBNumber:
CB5777321
Molecular Formula:
C16H10N2Na2O7S2
Molecular Weight:
452.36
MOL File:
1936-15-8.mol
Modify Date:
2023/4/23 13:52:06

Acid Orange 10 Properties

Melting point 141 °C
Density 0.80 g/mL at 20 °C
Flash point 14 °C
storage temp. room temp
solubility H2O: soluble1mg/mL
form Powder
pka 12.8(at 25℃)
Colour Index 16230
color Red to Orange
PH Range Yellow (11.5) to pink (14.0)
PH 9 (10g/l, H2O, 20℃)
Water Solubility 5 g/100 mL (20 ºC)
λmax 475 nm
BRN 4120705
Stability Stable. Incompatible with strong oxidizing agents.
Biological Applications Detecting lung cancer metastasis; measuring glycated proteins; ophthalmic devices
InChIKey HSXUHWZMNJHFRV-QIKYXUGXSA-L
CAS DataBase Reference 1936-15-8(CAS DataBase Reference)
IARC 3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System C.I. Acid Orange 10, disodium salt (1936-15-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Hazard Codes  Xi,F
Risk Statements  36/37/38-11
Safety Statements  22-24/25-37/39-26-16-7-36/37
RIDADR  UN 1987 3/PG 2
WGK Germany  3
RTECS  QJ6500000
TSCA  Yes
HS Code  32041200
Toxicity LD50 orally in Rabbit: > 3000 mg/kg

Acid Orange 10 price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) O7252 Orange G certified by the Biological Stain Commission 1936-15-8 25G ₹8480.4 2022-06-14 Buy
Sigma-Aldrich(India) O7252 Orange G certified by the Biological Stain Commission 1936-15-8 100G ₹24508.8 2022-06-14 Buy
Sigma-Aldrich(India) O3756 Orange G for NA electrophoresis 1936-15-8 25G ₹5380 2022-06-14 Buy
Sigma-Aldrich(India) O3756 Orange G for NA electrophoresis 1936-15-8 100G ₹14507.7 2022-06-14 Buy
Sigma-Aldrich(India) 861286 Orange G certified by the Biological Stain Commission, Dye content 80?% 1936-15-8 25G ₹5894.1 2022-06-14 Buy
Product number Packaging Price Buy
O7252 25G ₹8480.4 Buy
O7252 100G ₹24508.8 Buy
O3756 25G ₹5380 Buy
O3756 100G ₹14507.7 Buy
861286 25G ₹5894.1 Buy

Acid Orange 10 Chemical Properties,Uses,Production

Chemical Properties

orange crystals or powder

Uses

Orange G is an azo dye used primarily as a histological stain. Dyes and metabolites.

Preparation

aniline diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling.

Definition

ChEBI: An organic sodium salt that is the disodium salt of 7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid. It is often combined with other yellow dyes in alcoholic solution to stain erythrocytes in trichrome methods, and is used or demonstrating cells in the pancreas and pituitary.

General Description

Orange microcrystals or powder.

Air & Water Reactions

Azo dyes can be explosive when suspended in air at specific concentrations. This organic acid has a moderate soluble in water. The resulting solutions contain concentrations of hydrogen ions and have pH's of less than 7.0. They react as acids to neutralize bases. These neutralizations generate heat, but less or far less than is generated by neutralization of inorganic acids, inorganic oxoacids, and carboxylic acid.

Reactivity Profile

Acid Orange 10 is an azo compound. Toxic gases are formed by mixing compounds containing azo groups with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. Flammable gases are formed by mixing materials in this group with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides. Acid Orange 10 becomes redder and more dull when mixed with copper. Acid Orange 10 is almost destroyed when mixed with iron.

Health Hazard

ACUTE/CHRONIC HAZARDS: When heated to decomposition Acid Orange 10 emits toxic fumes of carbon oxides, nitrogen oxides, sulfur oxides and disodium oxide.

Fire Hazard

Flash point data for Acid Orange 10 are not available; however, Acid Orange 10 is probably combustible.

Purification Methods

Recrystallise this dye from 75% EtOH, dry it for 3hours at 110o and keep it in a vacuum desiccator over H2SO4. The free acid crystallises from EtOH or conc HCl in deep red needles with a green reflex. [Conant & Pratt J Am Chem Soc 48 2483 1923, Drew & Landquist J Chem Soc 292 1938, Beilstein 16 H 301, 16 I 305, 16 II 141, 16 III 327.]

Acid Orange 10 Preparation Products And Raw materials

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