Basic information Safety Supplier Related

ROSE BENGAL LACTONE

Basic information Safety Supplier Related

ROSE BENGAL LACTONE Basic information

Product Name:
ROSE BENGAL LACTONE
Synonyms:
  • 4’,5’,7’-tetraiodo-droxy-2
  • spiro[isobenzofuran-1(3h),9’-[9h]xanthen]-3-one,4,5,6,7-tetrachloro-3’,6’-dihy
  • ROSE BENGAL LACTONE
  • 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one
  • 2,4,5,7-Tetraiodo-3,6-dihydroxy-4',5',6',7'-tetrachlorospiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-3'-one
  • 3,6-Dihydroxy-2,4,5,7-tetraiodo-4',5',6',7'-tetrachlorospiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-3'-one
  • 4',5',6',7'-Tetrachloro-3,6-dihydroxy-2,4,5,7-tetraiodospiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-3'-one
  • Solvent Red 141
CAS:
4159-77-7
MF:
C20H4Cl4I4O5
MW:
973.67
EINECS:
223-993-4
Product Categories:
  • Q-R
  • Stains and Dyes
  • Stains&Dyes, A to
Mol File:
4159-77-7.mol
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ROSE BENGAL LACTONE Chemical Properties

Melting point:
280 °C (dec.)(lit.)
Boiling point:
741.8±60.0 °C(Predicted)
Density 
2.96±0.1 g/cm3(Predicted)
pka
7.03±0.20(Predicted)
EPA Substance Registry System
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo- (4159-77-7)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39
WGK Germany 
3

MSDS

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ROSE BENGAL LACTONE Usage And Synthesis

Chemical Properties

Bluish-pink powder. Soluble in water.

Uses

Biological stain; colorant for inks, cellulosics, foods, cosmetics, medicine (diagnostic aid).

Preparation

will Resorcinol and 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione condensation, The resulting 4,5,6,7 – tetrachloro-fluorescein tetraiodide.

Properties and Applications

blue light red. Soluble in water for blue light yellow, no fluorescence, in concentrated sulfuric acid for brown, dilution after hot pink precipitation. Used in cosmetics coloring.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor Insoluble

ROSE BENGAL LACTONESupplier

Energy Chemical
Tel
021-021-58432009 400-005-6266
Email
sales8178@energy-chemical.com
Shandong Xiya Chemical Co., Ltd.
Tel
4009903999 13395398332
Email
sales@xiyashiji.com
Shandong Ono Chemical Co., Ltd.
Tel
0539-6362799 20)
Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
CONIER CHEM AND PHARMA LIMITED
Tel
+8618523575427
Email
sales@conier.com