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Isoquinoline Structure

Isoquinoline

Chemical Properties

Melting point 26-28 °C (lit.)
Boiling point 242-243 °C (lit.)
Density  1.099 g/mL at 25 °C (lit.)
vapor pressure  5Pa at 20℃
FEMA  2978 | ISOQUINOLINE
refractive index  n20/D 1.623(lit.)
Flash point 225 °F
storage temp.  2-8°C
solubility  5g/l
form  Low Melting Solid
pka 5.42(at 20℃)
color  Light brown
PH 7.5 (5g/l, H2O, 20℃)
Odor at 0.10 % in triacetin. sweet balsam herbal benzaldehyde anise
Odor Type balsamic
Water Solubility  practically insoluble
Merck  14,5222
JECFA Number 1303
BRN  107549
Dielectric constant 10.7(20℃)
InChIKey AWJUIBRHMBBTKR-UHFFFAOYSA-N
LogP 2.08
Dissociation constant 5.19 at 25℃
CAS DataBase Reference 119-65-3(CAS DataBase Reference)
NIST Chemistry Reference Isoquinoline(119-65-3)
EPA Substance Registry System Isoquinoline (119-65-3)

Safety Information

Hazard Codes  T
Risk Statements  22-24-38-52/53-36/38-21/22-45
Safety Statements  36/37-45-36/37/39-61-53
RIDADR  UN 2811 6.1/PG 3
WGK Germany  2
RTECS  NW6825000
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29334900
Toxicity LD50 orally in rats: 360 mg/kg (Smyth)

MSDS

Usage And Synthesis

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