2-Propenoic acid,3-[4-(1-methylethyl)phenyl]- (3368-21-6)

 p-Isopropylcinnamic acid , its cas register number is 3368-21-6. It also can be called AI3-23710 ; Cinnamic acid, p-isopropyl- ; NSC 216 ; 2-Propenoic acid, 3-(4-(1-methylethyl)phenyl)- . It is a white crystalline powder.
First Aid Measures about it:
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion: Get medical aid. Wash mouth out with water.
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician: Treat symptomatically and supportively. 
Handling and Storage about it:
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Storage: Store in a cool, dry place. Store in a tightly closed container.