Home Categories Dyes and Pigments OrangeⅡ
A7640158

OrangeⅡ , 10mMinDMSO , 633-96-5

Synonym(s):
4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt;Acid Orange 7;Acid Orange A;Orange II;Tropaeolin 000 No. 2

CAS NO.:633-96-5

Empirical Formula: C16H13N2NaO4S

Molecular Weight: 352.34

MDL number: MFCD00021510

EINECS: 211-199-0

Pack Size Price Stock Quantity
1ml RMB559.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 164°C
Density  1.525[at 20℃]
vapor pressure  0Pa at 25℃
storage temp.  Amber Vial, -20°C Freezer, Under inert atmosphere
solubility  Very soluble in water; very slightly soluble in ethanol
form  Crystalline Powder
Colour Index  15510
pka 8.26, 11.4(at 25℃)
color  Green to blue
Odor Odorless
PH Range Amber (7.4) to orange (8.6);Orange (10.2) to red (11.8)
Water Solubility  116 g/L (30 ºC)
λmax 483nm
Merck  14,6858
BRN  3898201
Stability: Light Sensitive
Biological Applications Cosmetics; wound dressing materials
Major Application Organic light emitting diodes (OLEDs), nanoparticles, inks, wood preservatives, textiles, hair dyes, cosmetics, wound dressing materials, biofuel cells
LogP -0.95 at 20℃
CAS DataBase Reference 633-96-5(CAS DataBase Reference)
EPA Substance Registry System C.I. Acid Orange 7, monosodium salt (633-96-5)

Description and Uses

Acid Orange 7 (CAS# 633-96-5) is an environmental pollutant.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  DB7084000
HS Code  32041200

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