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992-59-6 - Benzopurpurin 4B - C.I. 23500 - Direct Red 2 - J64901 - Alfa Aesar

J64901 Benzopurpurin 4B

CAS Number
992-59-6
Synonyms
C.I. 23500
Direct Red 2

Size Price ($) Quantity Availability
25g 50.90
100g 204.00
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Benzopurpurin 4B

MDL
MFCD00012410
EINECS
213-594-3

Chemical Properties

Formula
C34H26N6Na2O6S2
Formula Weight
724.73
Form
Powder
Solubility
Soluble in water (20 mg/ml), acetone, ethanol (3 mg/ml), sodium hydroxide, and sulfuric acid.

Applications

Benzopurpurine 4B is a biological stain and pH indicator for pH 2.3-4.4.

Notes

Keep container tightly closed. Store in cool, dry conditions in well sealed containers.

Literature References

Nawal Drici Setti.; Noureddine Jouini.; Zoubir Derriche. Sorption study of an anionic dye - benzopurpurine 4B - on calcined and uncalcined Mg-Al layered double hydroxides. Journal of Physics and Chemistry of Solids. 2010, 71 (4), 556-559.

Minoru Sekido.; Zenzo Morita. Studies on Mixture Dyeing. I. The Kinetics of the Mixture of Benzopurpurine 4B and Sky Blue 6B. Bulletin of the Chemical Society of Japan. 1962, 35(8), 1375-1379 .

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,1011
Harmonized Tariff Code
3204.14
TSCA
Yes
RTECS
QK1765000

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