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Substance Name: Acid red 87
RN: 17372-87-1
UNII: TDQ283MPCW
InChIKey: SEACYXSIPDVVMV-UHFFFAOYSA-L

Note

  • A versatile red dye used in cosmetics, pharmaceuticals, textiles, etc., and as tissue stain, vital stain, and counterstain with HEMATOXYLIN. It is also used in special culture media.

Molecular Formula

  • C20-H8-Br4-O5.2Na

Molecular Weight

  • 691.858
 

Classification Codes

  • Coloring Agents
  • Fluorescent Dyes
  • Indicators and Reagents
  • Luminescent Agents
  • Mutation Data
  • Tumor Data
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Names and Synonyms

Name of Substance

  • 2',4',5',7'-Tetrabromo-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9- '-(9H)xanthen)-3-one, disodium salt
  • Acid Red 87
  • CI 45380 (Na salt)
  • Eosin YS
  • Eosine G
  • Eosine Yellowish
  • Eosine Yellowish-(YS)

MeSH Heading

  • Eosine Yellowish-(YS)

Synonyms

  • 11445 Red
  • 11731 Red
  • 1903 Yellow Pink
  • 2',4',5',7'-Tetrabromofluorescein disodium salt
  • 2,4,5,7-Tetrabromofluorescein
  • Acid Red 87
  • Aizen Eosine GH
  • Basacid Red 316
  • Bromo 4D
  • Bromo 4DC
  • Bromo 4DL
  • Bromo acid
  • Bromo B
  • Bromo FL
  • Bromo fluorescein
  • Bromo JPS
  • Bromo TS
  • Bromo X 100
  • Bromo XX
  • Bromoeosine
  • Bromofluorescein
  • Bronze Bromo
  • C.I. 45380
  • C.I. Acid Red 87
  • CCRIS 6032
  • Certiqual Eosine
  • Cerven kysela 87
  • Cerven kysela 87 [Czech]
  • D and C Red No. 22
  • D&C Red No. 22
  • Dawn red
  • Disodium eosin
  • EINECS 241-409-6
  • Eosin
  • Eosin A
  • Eosin gelblich
  • Eosin gelblich [German]
  • Eosin OJ
  • Eosin Y
  • Eosin Yellowish (YS)
  • Eosin YS
  • Eosine
  • Eosine 3G
  • Eosine 3Y
  • Eosine A
  • Eosine BPC
  • Eosine BS
  • Eosine BS-SF
  • Eosine DA
  • Eosine DWC 73
  • Eosine Extra Conc. A. Export
  • Eosine Extra Yellowish
  • Eosine FA
  • Eosine G
  • Eosine GF
  • Eosine GH
  • Eosine J
  • Eosine K
  • Eosine K Salt Free
  • Eosine OJ
  • Eosine S13 (bluish)
  • Eosine sodium salt
  • Eosine w/s
  • Eosine Y
  • Eosine YB
  • Eosine Yellowish
  • Eosine Yellowish-(YS)
  • Eosine YS
  • Fenazo Eoxine XG
  • Hidacid Boiling Bromo
  • Hidacid Bromo acid regular
  • Hidacid Dibromo Fluorescein
  • Hidacid Eosine Soda Salt
  • Hidacid White Bromo
  • Irgalite Bronze Red CL
  • Japan Red 103
  • Japan Red 230-1
  • Morning red
  • Orient Water Red 2
  • Phlox Red Toner X-1354
  • Phloxine Red 20-7600
  • Phloxine Toner B
  • Pure eosine YY
  • Red No. 103
  • Red No. 230-1
  • Sodium eosinate
  • Sodium eosine
  • Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',4',5',7'-tetrabromo-3',6'-dihydroxy-, 2Na
  • Symuler Eosin Toner
  • Tetrabromofluorescein
  • Tetrabromofluorescein D
  • Tetrabromofluorescein S
  • Toyo Eosine G
  • UNII-TDQ283MPCW
  • Water Red 2

Systematic Names

  • Disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxoxanthen-9-yl)benzoate
  • Eosin
  • Fluorescein, 2',4',5',7'-tetrabromo-, disodium salt
  • Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',4',5',7'-tetrabromo-3',6'-dihydroxy-, disodium salt
  • Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',4',5',7'-tetrabromo-3',6'-dihydroxy-, sodium salt (1:2)

Superlist Names

  • Eosin disodium salt
  • Fluorescein, 2',4',5',7'-tetrabromo-, disodium salt

Registry Numbers

CAS Registry Number

  • 17372-87-1

FDA UNII

  • TDQ283MPCW

Other Registry Numbers

  • 122199-14-8
  • 12777-83-2
  • 1340-15-4
  • 198831-98-0
  • 37361-24-3
  • 528838-89-3
  • 56588-87-5
  • 658700-91-5
  • 84932-33-2
  • 95917-83-2

Related Registry Number

  • 15086-94-9 (parent)

System Generated Number

  • 0017372871

Molecular Formulas

Molecular Formula

  • C20-H8-Br4-O5.2Na

Molecular Formula Fragments

  • C20-H8-Br4-O5
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C20H8Br4O5.2Na/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2

InChIKey

SEACYXSIPDVVMV-UHFFFAOYSA-L

Smiles

c1(c2c(oc3c1cc(Br)c(c3Br)[O-])c(c(=O)c(c2)Br)Br)c1c(cccc1)C(=O)[O-].[Na+].[Na+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 2344mg/kg (2344mg/kg)   Eastern Pharmacist. Vol. 24, Pg. 125, 1981.
rabbit LDLo intravenous 300mg/kg (300mg/kg)   International Journal of Leprosy and Other Mycobacterial Diseases. Vol. 2, Pg. 257, 1934.
rat LDLo intraperitoneal 500mg/kg (500mg/kg)   International Journal of Leprosy and Other Mycobacterial Diseases. Vol. 2, Pg. 257, 1934.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 295.5 deg C   EXP
log P (octanol-water) 4.800 (none)   EST
Atmospheric OH Rate Constant 3.15E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.