PATENT BLUE V
Synonym(s):Acid Blue 3 calcium salt;Acid Blue V calcium salt;Food Blue 5;Patent Blue V hemicalcium salt
- CAS NO.:3536-49-0
- Empirical Formula: C27H34CaN2O7S2
- Molecular Weight: 602.77
- MDL number: MFCD00038746
- EINECS: 222-573-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-19 15:17:17
What is PATENT BLUE V?
The Uses of PATENT BLUE V
Patent Blue V (CAS# 3536-49-0) is a water-soluble food colouring. Patent Blue V has also been used as a standard for high-performance liquid chromatography-diode array detection for dating of paper ink. Dyes and metabolites, Environmental Testing
The Uses of PATENT BLUE V
double labeled product for electron microscopy and fluorescence research
Preparation
(a) 3-Nitrobenzaldehyde?and N,N-diethylbenzenamine (2 Moore) condensation, then reduction, then the amino diazotization and then translate into hydroxyl compound, and then two stlfonation, finally will product into calcium salt, and segregation and oxidation; (b)3-Hydroxybenzaldehyde and N,N-diethylbenzenamine (2 Moore) condensation, and then two stlfonation, into calcium salt and oxidation. The dyes can also be as sodium salting out.
Definition
ChEBI: C.I. Acid Blue 3 is a diarylmethane.
Flammability and Explosibility
Not classified
Properties and Applications
colourful green light blue. Soluble in cold water and hot water for the blue, soluble in ethanol for green light blue. The strong sulfuric acid for olive tan. In water solution to join sodium hydroxide low temperature discoloration, heat into deep purple.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 1-2 | 2-3 | 2-3 | 3 | 2 | |||
AATCC | 1 | 2 | 3 | 2 | 1 |
Properties of PATENT BLUE V
Melting point: | 200 °C |
storage temp. | Hygroscopic, -20°C Freezer, Under inert atmosphere |
solubility | DMSO : 83.33 mg/mL (143.49 mM) |
Colour Index | 42051 |
form | neat |
form | Solid |
color | Brown to black |
Water Solubility | 20.98g/L at 20℃ |
BRN | 4108121 |
EPA Substance Registry System | Ethanaminium, N-[4-[[4-(diethylamino)phenyl](5-hydroxy-2,4-disulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, inner salt, calcium salt (2:1) (3536-49-0) |
Safety information for PATENT BLUE V
Computed Descriptors for PATENT BLUE V
InChIKey | RTMBGDBBDQKNNZ-UHFFFAOYSA-L |
Abamectin manufacturer
Neelikon Food Dyes Chemicals Ltd
Orjet Intermediates Pvt. Ltd.
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