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Orange 86 CAS 81-64-1

Chemical Property:

Molecular Formula C14H8O4
Molar Mass 240.21
Density 1.3032 (rough estimate)
Melting Point 195-200 °C
Boling Point 450 °C
Flash Point 222 °C
Water Solubility <1 g/L (20 ºC)
Solubility Slightly soluble in water, soluble in concentrated sulfuric acid, sodium hydroxide solution, chlorobenzene, toluene, xylene, dichlorobenzene, soluble in alcohol is red, soluble in ether is brown and yellow fluorescence, soluble in alkali and ammonia is purple. In case of carbon dioxide, black precipitate is generated, and 1g can be dissolved in 13g of boiling glacial acetic acid. Can sublimate.
Vapor Presure 1 mm Hg ( 196.7 °C)
Vapor Density 8.3 (vs air)
Appearance Orange or red crystalline powder
Color red-brown
Merck 14,8064
BRN 1914036
pKa pK (18°) 9.51
Storage Condition Store below +30°C.
Refractive Index 1.5430 (estimate)
MDL MFCD00001209
Physical and Chemical Properties The traits precipitated from acetic acid were orange crystals.
melting point 200~203 ℃
the appropriate amount of solubility in ethanol is red, soluble in ether is brown and yellow fluorescence, soluble in caustic liquid and ammonia is purple.
Use Intermediates for the manufacture of Vat Dyes, disperse dyes and reactive dyes

Product Detail

Product Tags

Risk Codes R36/37/38 – Irritating to eyes, respiratory system and skin.
R43 – May cause sensitization by skin contact
R50/53 – Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
S36/37 – Wear suitable protective clothing and gloves.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S61 – Avoid release to the environment. Refer to special instructions / safety data sheets.
S60 – This material and its container must be disposed of as hazardous waste.
UN IDs UN 3077 9 / PGIII
WGK Germany 2
RTECS CB6600000
TSCA Yes
HS Code 2914 69 80
Packing Group III
Toxicity LD50 orally in Rabbit: > 5000 mg/kg

 

Introduction

Sublimation in a high vacuum. 1g of boiling glacial acetic acid dissolved in 13g. Soluble in ethanol is red, soluble in ether is brown and yellow fluorescent, soluble in alkali and ammonia is purple. In case of carbon dioxide, black precipitate is generated. It’s irritating.


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