Molecular structure of 2-Methyl-2-adamantanol (CAS NO.702-98-7) is:

Product Name: 2-Methyl-2-adamantanol
CAS Registry Number: 702-98-7
IUPAC Name: 2-methyladamantan-2-ol
Molecular Weight: 166.26002 [g/mol]
Molecular Formula: C₁₁H₁₈O
XLogP3-AA: 2.1
H-Bond Donor: 1
H-Bond Acceptor: 1
Melting Point: 214-218 °C 
Water Solubility: insoluble
Surface Tension: 39.5 dyne/cm
Density: 1.073 g/cm³
Flash Point: 104.8 °C
Enthalpy of Vaporization: 57.05 kJ/mol
Boiling Point: 253.7 °C at 760 mmHg
Vapour Pressure: 0.00277 mmHg at 25°C
Product Categories: Adamantane Derivative;Adamantane derivatives;Adamantanes;M;Stains and Dyes;Stains&Dyes, A to

 2-Methyl-2-adamantanol (CAS NO.702-98-7) is used in the synthesis of pharmaceutical intermediates photosensitive materials.

Safty information about 2-Methyl-2-adamantanol (CAS NO.702-98-7) is:
Hazard Codes: Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25:Avoid contact with skin and eyes. 
S36:Wear suitable protective clothing. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

 2-Methyl-2-adamantanol , its cas register number is 702-98-7. It also can be called Tricyclo[3.3.1.13,7]decan-2-ol, 2-methyl- ; 2-methyladamantan-2-ol ; 2-Adamantanol, 2-methyl- .It is a white crystalline powder.