Trypan Blue Trypan Blue

Trypan blue structural formula

Structural formula

Business number 01H6
Molecular formula C34H24N6O14S4Na4
Molecular weight 960.81
label

direct blue 14,

trypan blue,

4-Chloro-3-iodotrifluorotoluene,

4-Chloro-3-iodobenzotrifluoro,

trypan blue,

Trypan Blue,

3,3′-{[3,3′-Dimethyl(1,1′-biphenyl)-4,4′-diyl]bis(azo)}bis(5-amino-4-hydroxy-2,7-naphthalenedisulfonic Acid ) Tetrasodium Salt,

Diamine Blue,

Niagara Blue,

Direct blue 14

Numbering system

CAS number:72-57-1

MDL number:MFCD00003969

EINECS number:200-786-7

RTECS number:QJ6475000

BRN number:4360496

PubChem number:24858268

Physical property data

1. Character:Blue-gray powder


2. Density (g/mL,25/4): Unsure


3. Relative vapor density (g/mL,AIR=1): Unsure


4. Melting point (ºC):> 300


5. Boiling point (ºC,Normal pressure): Uncertain


6. Boiling point (ºC, 5.2 kPa): Unsure


7. Refractive index:Not sure


8. Flash Point (ºC): Unsure


9. Specific optical rotation (º): Unsure


10. Autoignition point or ignition temperature (ºC): Unsure


11. Vapor pressure (kPa,25 ºC): Unsure

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9. Isotope atomic number:0


10. Determine the number of atomic stereocenters:0


11. Uncertain number of atomic stereocenters:0


12. Determine the number of stereocenters of chemical bonds:2


13. Uncertain number of chemical bond stereocenters:0


14. Number of covalent bond units: 5

Properties and stability

None

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

By3,3′- After diazotization of dimethylbenzidine with sodium nitrite and hydrochloric acid, it is Sexual media andHAcid coupling, followed by salting out, filtration and drying.

Purpose

Mainly used for cotton, linen, viscose and other cellulose Fiber dyeing can also be used for silk, nylon, and viscose/Dyeing of cotton blended fabrics, and can also be used for paper, leather and biological dyeing.

=”FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-fareast-font-family: 宋体; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA”>3,3′-Sodium nitrite for dimethylbenzidine After diazotization with hydrochloric acid, react with HAcid coupling, followed by salting out, filtration and drying.

Purpose

Mainly used for cotton, linen, viscose and other cellulose Fiber dyeing can also be used for silk, nylon, and viscose/Dyeing of cotton blended fabrics, and can also be used for paper, leather and biological dyeing.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/21657

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