Molecular Structure:

Molecular Formula: C₁₂H₁₅N₃O₆
Molecular Weight: 297.264
IUPAC Name: 1-Tert-butyl-3,5-dimethyl-2,4,6-trinitrobenzene
Synonyms of Musk Xylol (CAS NO.81-15-2): 1-(1,1-Dimethylethyl)-3,5-dimethyl-2,4,6-trinitrobenzene ; 2,4,6-Trinitro-1,3-dimethyl-5-tert-butylbenzene ; 2,4,6-Trinitro-3,5-dimethyl-1-tert-butylbenzene ; 2,4,6-Trinitro-5-tert-butyl-m-xylene ; 4-05-00-01132 (Beilstein Handbook Reference) ; 5-tert-Butyl-2,4,6-trinitroxylene ; AI3-09017 ; BRN 2015910 ; Benzene, 1-tert-butyl-3,5-dimethyl-2,4,6-trinitro- ; CCRIS 2391 ; EINECS 201-329-4 ; NSC 59844 ; Xylene musk ; m-Xylene, 5-tert-butyl-2,4,6-trinitro- ; 5-tert-Butyl-2,4,6-trinitro-m-xylene or musk xylene ; 5-tert-Butyl-2,4,6-trinitro-m-xylene or musk xylene [UN2956] [Flammable solid] ; UN2956
CAS NO: 81-15-2
Classification Code:  Skin / Eye Irritant ; Tumor data
Melting point: 235.4°C
Index of Refraction: 1.573
Molar Refractivity: 73.92 cm³
Molar Volume: 224.1 cm³
Surface Tension: 50.2 dyne/cm
Density: 1.325 g/cm³
Flash Point: 174.2 °C
Enthalpy of Vaporization: 61.7 kJ/mol
Boiling Point: 392.3 °C at 760 mmHg
Vapour Pressure: 5.23E-06 mmHg at 25°C

 Musk Xylol (CAS NO.81-15-2) is used to make other chemicals.

Product Categories: Food & Feed ADDITIVES;Organics;METI - MZChromatography;Natural CompoundsAnalytical Standards;Nitro CompoundsChemical Class;Analytical Standards;AromaticsAlphabetic;Chemical Class;Life Sciences Standards;M;Natural Compounds;Other

Hazard Codes of Musk Xylol (CAS NO.81-15-2): E,Xn,N,F
Risk Statements: 2-40-50/53-36-20/21/22-11 
R2: Risk of explosion by shock, friction, fire or other source of ignition. 
R40: Limited evidence of a carcinogenic effect. 
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R36: Irritating to eyes. 
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed. 
R11: Highly flammable.
Safety Statements: 36/37-46-60-61-16 
S36/37: Wear suitable protective clothing and gloves. 
S46: If swallowed, seek medical advice immediately and show this container or label. 
S60: This material and its container must be disposed of as hazardous waste. 
S61: Avoid release to the environment. Refer to special instructions / safety data sheets. 
S16: Keep away from sources of ignition.
RIDADR: 2956  

The product should be kept  in a tightly sealed container in a cool, dry and dark place. Please keep away from ignition sources,incompatible materials and untrained individuals. Secure and label area. Prevent containers from physical damage.
All chemicals should be considered hazardous and should be avoided from direct physical contact. Please use appropriate, approved safety facilities. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.