1003-29-8

Name Pyrrole-2-carboxaldehyde
CAS 1003-29-8
EINECS(EC#) 213-705-5
Molecular Formula C5H5NO
MDL Number MFCD00005217
Molecular Weight 95.1
MOL File 1003-29-8.mol
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Chemical Properties

Appearance Yellow Foam
Melting point  43-46 °C(lit.)
Boiling point  217-219 °C(lit.)
density  1.3215 (rough estimate)
refractive index  1.5939
Fp  224 °F
storage temp.  2-8°C
solubility  Chloroform (Slightly), DMSO (Soluble), Methanol (Sparingly)
form  Crystalline Low Melting Solid
pka 15.20±0.50(Predicted)
color  White to brown
Odor at 1.00 % in propylene glycol. musty beefy coffee
Odor Type musty
Water Solubility  Soluble in chloroform, dimethyl sulfoxide and methanol. Insoluble in water.
Sensitive  Air Sensitive
Detection Methods GC,NMR
BRN  105745
InChI 1S/C5H5NO/c7-4-5-2-1-3-6-5/h1-4,6H
InChIKey ZSKGQVFRTSEPJT-UHFFFAOYSA-N
SMILES [H]C(=O)c1ccc[nH]1
LogP 0.640
CAS DataBase Reference 1003-29-8(CAS DataBase Reference)
NIST Chemistry Reference 1H-Pyrrole-2-carboxaldehyde(1003-29-8)
Storage Precautions Store under nitrogen
EPA Substance Registry System 1003-29-8(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
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S24/25:Avoid contact with skin and eyes .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
TSCA  Yes
REACH Registrations Active
HS Code  29339990
Storage Class 11 - Combustible Solids

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