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Home> CAS DataBase Listed 5 > CAS 518-47-8
Identification of 518-47-8
  • Name:
  • Fluorescein sodium (Related Reference)
  • EINECS:
  • 208-253-0
  • Synonyms:
  • Acid Yellow 73~C.I. 45350; C.I. 45350; Fluorescein Sodium Salt; Uranine; Fluorescein disodium salt hydrate; C.I. Acid Yellow 73; Acid Yellow 73 (C.I.); disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate; Fluorescein; Acid Yellow 73; Uranin; 11824 yellow; 12417 yellow; ful-glo; funduscein; furanium; hidacid uranine; Soap yellow; C.I. 45350 sodium salt; sodium fluoresceinate; fluorescein sodium b.p; sodium salt of hydroxy-o-carboxy-phenyl-fluorone; resorcinol phthalein sodium; Fluorescein, sodium derivative, sodium salt; Soluble fluorescein; Uranine A Extra; Uranine K; Uranine O; Uranine SS; Uranine USP XII; Uranine WSS; Uranine Yellow; Yellow no. 8; 3',6'-Dihydroxy-spiro[3H-isobenzofuran-1,9'-xanthen]-3-one disodium salt; 3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthene]-3-one, disodium salt; 3,6-Dihydroxyxanthene-9-spiro-1'-3'H-isobenzofuran-3'-one; 3,6-Dihydroxyxanthene-9-spiro-1'-3'H-isobenzofuran-3'-one dipotassium salt; 3,6-Dihydroxyxanthene-9-spiro-1'-3'H-isobenzofuran-3'-one disodium salt; 9-(o-Carboxyphenyl)-3,6-dihydroxyxanthylium dipotassium salt; 9-(o-Carboxyphenyl)-3,6-dihydroxyxanthylium disodium salt; 9-o-carboxyphenyl-6-hydroxy-3-isoxanthone, disodium salt; Acid Yellow 73; aizen uranine; Dihydroxyspiro[isobenzofuran-1(3H),9'-(9H)xanthen]-3-one disodium salt; disodium 6-hydroxy-3-oxo-9-xanthene-o-benzoate; calcocid uranine b4315; certiqual fluoresceine; C.I. 45350 disodium salt; C.I. 766; d&c yellow no. 8; fluorescein, disodium salt; fluorescein, water soluble; Fluorescein W/S; fluor-i-strip a.t.; Fluorone
  • InChI:
  • InChI=1/C20H12O5.2Na/c21-11-5-7-15-17(9-11)25-18-10-12(22)6-8-16(18)19(15)13-3-1-2-4-14(13)20(23)24;;/h1-10,21H,(H,23,24);;/q;2*+1/p-2
  • This structure is also available as a 2d Mol file
Safety Data of 518-47-8 Properties of 518-47-8
  • Appearance:
  • orange powder
  • Molecular Weight:
  • 376.27
  • Density:
  • 1.601 g/cm3 (20 C)
  • Boiling Point:
  • 620.8oC at 760 mmHg
  • Melting Point:
  • 320℃
  • Flash Point:
  • 232.6 oC
  • Storage Temperature:
  • Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
  • Solubility:
  • Freely Souluble (600 g/l) SOLVENT
  • Stability:
  • Stable.
  • Usage:
  • Dye, ink pigment, in cosmetic products.

  • More>>

CAS No. 518-47-8 (Fluorescein sodium )

  • CAS No:518-47-8
  • Molecular Weight: 376.27
  • Molecular Formula: C20H12O5?2Na
Properties Safety and Handling MSDS NMR Spectrum Precursor and Product
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  • Updatetime:Jun 15 2018 
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Fluorescein Disodium Salt, CAS NO.: 518-47-8 ( g to tons are...
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References of Fluorescein sodium cas 518-47-8

Toxicity

1. ???

dnd-esc 15 μmol/L

??? MUREAV ?? Mutation Research. 89 (1981),95.
2. ???

ivn-man TDLo:14?mg/kg/10M-I:CVS AACRAT 66,283,87

3. ???

ivn-man TDLo:7142?μg/kg:EYE,GIT

??? AJOPAA ?? American Journal of Ophthalmology. 103 (1987),111.
4. ???

orl-rat LD50:6721?mg/kg

??? JOPRAJ ?? Journal of Periodontology. 48 (1977),228.
5. ???

orl-mus LD50:4738?mg/kg

??? JOPRAJ ?? Journal of Periodontology. 48 (1977),228.
6. ???

ipr-mus LD50:1800?mg/kg

??? TXAPA9 ?? Toxicology and Applied Pharmacology. 24 (1973),37.

Safety

Moderately toxic by intraperitoneal route. Mildly toxic by ingestion. Human systemic effects by intravenous route: arrhythmias, eye hemorrhage, nausea or vomiting. Experimental reproductive effects. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of Na2O.
Hazard Codes:?IrritantXi
Risk Statements: 36-36/37/38?
R36: Irritating to eyes
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 22-24/25-37/39-26-36/37/39-27?
S22: Do not breathe dust
S24/25: Avoid contact with skin and eyes
S37/39: Wear suitable gloves and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
S27: Take off immediately all contaminated clothing
WGK Germany: 1
RTECS: LM5425000
F 3:?Hygroscopic
HS Code: 32041200

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