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DISPERSE RED 19

DISPERSE RED 19 Structure
  • ₹5205.9
  • Product name: DISPERSE RED 19
  • CAS: 2734-52-3
  • MF: C16H18N4O4
  • MW: 330.34
  • EINECS:220-354-1
  • MDL Number:MFCD00044367
  • Synonyms:2,2’-[[4-[(4-nitrophenyl)azo]phenyl]imino]bis-ethano ;CI 11130;DISPERSE RED 19;disperse red 19 (C.I. 11130);2,2'-[[4-[(4-nitrophenyl)azo]phenyl]imino]bisethanol ;Disperse Red 19, pure;Ethanol, 2,2'-[[4-[(4-nitrophenyl)azo]phenyl]imino]bis-;2,2'-(4'-Nitroazobenzene-4-ylimino)bisethanol
Price2 Properties Safety Information Description
2 prices
Selected condition：

Brand

  • Sigma-Aldrich
  • Sigma-Aldrich(India)

Package

  • 5G
  • ManufacturerSigma-Aldrich
  • Product number215767
  • Product descriptionDisperse Red 19 Dye content 97?%
  • Packaging5G
  • Price₹5205.9
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number215767
  • Product descriptionDisperse Red 19 Dye content 97?%
  • Packaging5G
  • Price₹5205.9
  • Updated2022-06-14
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 215767 Disperse Red 19 Dye content 97?% 5G ₹5205.9 2022-06-14 Buy
Sigma-Aldrich(India) 215767 Disperse Red 19 Dye content 97?% 5G ₹5205.9 2022-06-14 Buy

Properties

Melting point :>300 °C(lit.)
Boiling point :467.79°C (rough estimate)
Density :1.1843 (rough estimate)
refractive index :1.6000 (estimate)
pka :14.19±0.10(Predicted)
Colour Index :11130
form :Crystalline Powder
color :Dark purple to dark red-brown
Water Solubility :234.5ug/L(25 ºC)
λmax :495 nm
EPA Substance Registry System :C.I. Disperse Red 19 (2734-52-3)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning GHS hazard pictograms P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.

Description

DR19 can be used as red side groups in an NLO polyester for potential application in optical switching devices. It can also be bonded with polyurethane to form stable films, which may be used in the fabrication of analog systems.

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Suppliers and manufacturers

Zhengzhou Alfa Chemical Co.,Ltd Henan Aochuang Chemical Co.,Ltd. ZHEJIANG JIUZHOU CHEM CO., LTD Aladdin Scientific Shanghai Aladdin Bio-Chem Technology Co.,LTD Sigma-Aldrich Dynasty Colourants Co., Ltd. Kanto Chemical Co., Inc. Riedel-de Haen AG SIGMA-RBI