Eosin

CAS Registry Number:

125399-78-2

Synonyms:

Acid Red 87;C.I. Acid Red 87;Eosin;Eosin (yellowish) (free acid);Eosin Y;Eosine;Eosine Yellowish;Eosine Yellowish-(YS);Eosine Yellowish-(YS), Dipotassium Salt;Eosine Yellowish-(YS), Potassium, Sodium Salt;Tetrabromofluorescein

Molecular Formula:

C20H6Br4Na2O5

Molecular Weight:

691.9

EINECS:

241-409-6

Melting Point:

572 °F (decomposes) (NTP, 1992)

Solubility:

greater than or equal to 100 mg/mL at 70 °F (NTP, 1992)