498-62-4

Name 3-Thiophenecarboxaldehyde
CAS 498-62-4
EINECS(EC#) 207-865-5
Molecular Formula C5H4OS
MDL Number MFCD00005466
Molecular Weight 112.15
MOL File 498-62-4.mol
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Chemical Properties

Appearance clear yellow to light brown liquid
Melting point  -30 °C
Boiling point  194-196 °C (lit.) 86-87 °C/20 mmHg (lit.)
density  1.28 g/mL at 25 °C(lit.)
vapor pressure  0.31 mm Hg ( 20 °C)
refractive index  n20/D 1.583(lit.)
Fp  165 °F
storage temp.  2-8°C
solubility  Chloroform, Hexanes
form  Liquid
color  Clear yellow to light brown
Specific Gravity 1.228
Water Solubility  Not miscible in water.
Sensitive  Air Sensitive
Detection Methods GC,NMR
BRN  105889
InChI 1S/C5H4OS/c6-3-5-1-2-7-4-5/h1-4H
InChIKey RBIGKSZIQCTIJF-UHFFFAOYSA-N
SMILES [H]C(=O)c1ccsc1
LogP 1.010
CAS DataBase Reference 498-62-4(CAS DataBase Reference)
NIST Chemistry Reference 3-Thiophenecarboxaldehyde(498-62-4)
Storage Precautions Air sensitive;Store under nitrogen
EPA Substance Registry System 498-62-4(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335-H227-H315-H319-H302
Precautionary statements  P210e-P261-P280a-P305+P351+P338-P405-P501a-P210-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P403+P235-P501
Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R43:May cause sensitization by skin contact.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S37:Wear suitable gloves .
S24:Avoid contact with skin .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  3
Autoignition Temperature >392 °F
Hazard Note  Irritant
TSCA  T
HazardClass  AIR SENSITIVE
HS Code  29349900
Storage Class 10 - Combustible liquids
Hazard Classifications Acute Tox. 4 Oral

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Material Safety Data Sheet(MSDS)

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