Molecular Structure of Ferroceneacetic acid (CAS No.1287-16-7):

Molecular Formula: C₁₂H₁₂FeO₂
Molecular Weight: 244.0675
CAS No: 1287-16-7
H bond acceptors: 2
H bond donors: 1
Freely Rotating Bonds: 4
Polar Surface Area: 37.3 Å²
Systematic Name: [2-(Carboxymethyl)cyclopenta-2,4-dien-1-yl]-cyclopenta-2,4-dien-1-yl-iron
InChI: InChI=1/C₇H₇O₂.C₅H₅.Fe/c8-7(9)5-6-3-1-2-4-6;1-2-4-5-3-1;/h1-4H,5H2,(H,8,9);1-5H;/rC12H12FeO2/c14-12(15)8-9-4-3-7-11(9)13-10-5-1-2-6-10/h1-7,10-11H,8H2,(H,14,15)
InChIKey: DLJGQTUEZOSNKQ-BNENKNMBAQ
Std. InChI: InChI=1S/C₇H₇O₂.C₅H₅.Fe/c8-7(9)5-6-3-1-2-4-6;1-2-4-5-3-1;/h1-4H,5H2,(H,8,9);1-5H;
Std. InChIKey: DLJGQTUEZOSNKQ-UHFFFAOYSA-N
Product Categories: Acetics acid and esters;Analytical Chemistry;Classes of Metal Compounds;Electrochemical Detection (HPLC Labeling Reagents);Fe (Iron) Compounds;Ferrocenes;HPLC Labeling Reagents;Metallocenes;Transition Metal Compounds;Catalysis and Inorganic Chemistry;Chemical Synthesis

Hazard Codes:Xn
Risk Statements:36/37/38-22
R36/37/38:Irritating to eyes, respiratory system and skin. 
R22:Harmful if swallowed.
Safety Statements:37/39-26
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.
WGK Germany:3

  Ferroceneacetic acid (CAS No.1287-16-7), its synonyms are (2-Hydroxy-2-oxoethyl)ferrocene ; Ferrocene, (2-hydroxy-2-oxoethyl)- .