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CAS 15086-94-9 | Eosin Y

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Common NameEosin Y
CAS Number15086-94-9Molecular Weight691.854
Density1.02 g/mL at 20ºCBoiling Point640.3ºC at 760 mmHg
Molecular FormulaC20H8Br4O5Melting Point295ºC
MSDSChineseUSAFlash Point/

Names

Namebromoeosin
SynonymMore Synonyms

Eosin Y BiologicalActivity

DescriptionEosin Y is a dye molecule. Eosin Y has low cost and good availability which has a wide application in organic synthesis as a photoredox catalyst[1].
Related CatalogResearch Areas >>OthersSignaling Pathways >>Others >>Others
References

[1]. Hari DP, et al. Synthetic applications of eosin Y in photoredox catalysis. Chem Commun (Camb). 2014;50(51):6688-6699.

Chemical & Physical Properties

Density1.02 g/mL at 20ºC
Boiling Point640.3ºC at 760 mmHg
Melting Point295ºC
Molecular FormulaC20H8Br4O5
Molecular Weight691.854
Exact Mass687.674377
PSA93.40000
LogP6.12210
Index of Refraction1.757
InChIKeyDBZJJPROPLPMSN-UHFFFAOYSA-N
SMILESO=C1OC2(c3ccccc31)c1cc(Br)c(O)c(Br)c1Oc1c2cc(Br)c(O)c1Br
StabilityStable. Incompatible with strong oxidizing agents.
Water SolubilityH2O: 0.1 g/mL, dark red

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LM5800000
CHEMICAL NAME :
Fluorescein, 2',4',5',7'-tetrabromo-
CAS REGISTRY NUMBER :
15086-94-9
BEILSTEIN REFERENCE NO. :
0063410
LAST UPDATED :
199710
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C20-H8-Br4-O5
MOLECULAR WEIGHT :
647.92

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
450 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
DNA repair
TEST SYSTEM :
Bacteria - Bacillus subtilis
DOSE/DURATION :
2 mg/disc
REFERENCE :
TRENAF Kenkyu Nenpo--Tokyo-toritsu Eisei Kenkyusho. Annual Report of Tokyo Metropolitan Research Laboratory of Public Health. (Tokyo-toritsu Eisei Kenkyusho, 24-1, 3-chome, Hyakunin-cho, Shin-juku-ku, Tokyo 160, Japan) V.1- 1949/50- Volume(issue)/page/year: 27,153,1976 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,183,1977 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 15,183,1977 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - T0363 No. of Facilities: 347 (estimated) No. of Industries: 2 No. of Occupations: 5 No. of Employees: 7340 (estimated) No. of Female Employees: 1584 (estimated)

Safety Information

Personal Protective EquipmentEyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard CodesXi
Risk PhrasesR36
Safety Phrases26
RIDADRUN 1170 3/PG 2
WGK Germany3
RTECSLM5850000
HS Code32041919

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Synonyms

Bromeosin
D & C Red no. 21
eosine acid
eosine lactonique
Benzoic acid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-, sodium salt (1:2)
TetrabroMofluorescein
C.I. Solvent Red 43
MFCD00036189
D and C Red No. 21
Eosin Y alcohol
Japan Red 223
eosin yellowish
2',4',5',7'-Tetrabromofluorescein
eosin yellow
Bromoeosin
EINECS 239-138-3
Solvent Red 43
Disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
Eosin acid
Eosine Yellowish-(YS)
2,4,5,7-tetrabromofluorescein

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