IUPAC Name: 1-methylindole-3-carbaldehyde
The MF of 1-Methylindole-3-carboxaldehyde(19012-03-4): C₁₀H₉NO
The MW of 1-Methylindole-3-carboxaldehyde(19012-03-4): 159.18
EINECS: 242-750-3
mp: 70-72 °C(lit.)
Sensitive: Air Sensitive
Density: 1.1 g/cm³ 
Flash Point: 146.5 °C
Boiling Point: 318.7 °C at 760 mmHg 
Index of Refraction: 1.585
Appearance: Odorless light yellow to orange cryst. Powder and chunks solid
Categories: ALDEHYDE;Indoles and derivatives;Indole;Heterocyclic Compounds;Building Blocks;Heterocyclic Building Blocks;Indoles
Synonyms: TIMTEC-BB SBB010057;RARECHEM AH BS 0121;1 METHYLINDOLE-3-ALDEHYDE;1-METHYLINDOLE-3-CARBALDEHYDE;1-METHYLINDOLE-3-CARBOXALDEHYDE;1-METHYL-1H-INDOLE-3-CARBALDEHYDE;1-METHYL-1H-INDOLE-3-CARBOXALDEHYDE;AKOS JY2082515
The Structure of 1-Methylindole-3-carboxaldehyde(19012-03-4):

Hazard Codes: Xi
Risk Statements: 36/37/38
36/37/38:  Irritating to eyes, respiratory system and skin 
Safety Statements: 26-37/39
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
37/39:  Wear suitable gloves and eye/face protection 
WGK Germany: 3

1. First Aid Measures
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Eyes:
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
2. Handling and Storage
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.