603-76-9

Name 1-Methylindole
CAS 603-76-9
EINECS(EC#) 210-057-5
Molecular Formula C9H9N
MDL Number MFCD00005800
Molecular Weight 131.17
MOL File 603-76-9.mol
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Chemical Properties

Appearance deep yellow viscous liquid with a very unpleasant smell
Melting point  61.2°C (estimate)
Boiling point  133 °C26 mm Hg(lit.)
density  1.051 g/mL at 20 °C(lit.)
refractive index  n20/D 1.606(lit.)
Fp  >230 °F
storage temp.  Refrigerator (+4°C)
solubility  Chloroform (Soluble), DMSO (Slightly)
form  Liquid, May Develop Some Turbidity or Precipitate
color  Colorless to white
Stability: Light sensitive. Combustible. Incompatible with strong oxidizing agents.
Water Solubility  insoluble
Sensitive  Light Sensitive
BRN  111026
Henry's Law Constant 8.7×100 mol/(m3Pa) at 25℃, Ebert et al. (2023)
InChI 1S/C9H9N/c1-10-7-6-8-4-2-3-5-9(8)10/h2-7H,1H3
InChIKey BLRHMMGNCXNXJL-UHFFFAOYSA-N
SMILES Cn1ccc2ccccc12
LogP 2.720
CAS DataBase Reference 603-76-9(CAS DataBase Reference)
NIST Chemistry Reference 1H-Indole, 1-methyl-(603-76-9)
EPA Substance Registry System 603-76-9(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
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 .
RIDADR  UN 3334
WGK Germany  3
F  13
TSCA  Yes
HS Code  29339990
Storage Class 10 - Combustible liquids

Hazard Information

Material Safety Data Sheet(MSDS)

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