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isoquinolin-N-oxide

HCID 290378
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
1532-72-5
Standard SMILES
[O-][n+]1ccc2ccccc2c1
InChIKey
RZIAABRFQASVSW-UHFFFAOYSA-N
Molecular formula
C9H7NO
Average molar mass
145.16 g/mol
Monoisotopic mass
145.05276384

Overview

Isoquinoline N-oxide is a member of isoquinolines.

Names & identifiers

Preferred name
isoquinolin-N-oxide
IUPAC
2-oxidoisoquinolin-2-ium
English name
ISOQUINOLINE N-OXIDE
Molecular formula
C9H7NO
Molecular weight
145.16

Names & synonyms

Isoquinoline N-oxideIsoquinoline, 2-oxideIsoquinolin-N-oxideEINECS 216-242-7NSC 153684DTXSID80165282RefChem:149891Isoquinoline, 2-oxide (8CI)DTXCID6087773Isoquinoline, 2-oxide (8CI)(9CI)216-242-7RZIAABRFQASVSW-UHFFFAOYSA-N
Show more names
isoquinoline-oxideIsoquinoline N<2-OxylatoisoquinoliniumIsoquinoline N-oxide 98%Isoquinoline-N-oxide,94%
1532-72-5Isoquinoline 2-oxideIsoquinoline oxideIsoquinoline-N-oxide2-oxidoisoquinolin-2-iumMFCD00006903ISOQUINOLINEN-OXIDE2-Oxylatoisoquinoline-2-ium

Database identifiers

CAS
1532-72-5
PubChem CID
290378
DTXSID
DTXSID80165282
ChEMBL
CHEMBL192697
ChEBI
CHEBI:185907
EC Number
216-242-7
Nikkaji
J113.972J

Properties

Computed structural propertiesFilling in

XLogP
0.3
Topological polar surface area
25.5 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
1
Rotatable bonds
0
Heavy atoms
11
Formal charge
0
Complexity
138

Physicochemical properties

Melting point
103 · 103-105 °C(lit.)
Boiling point
170 °C · 170°C 3mm
Density
1.1555 · 1.1555 (rough estimate)
refractive index
1.45 · 1.4500 (estimate)
Flash point
170 °C/3mm · 170°C/3mm
storage temp.
Inert atmosphere,Room Temperature
pka
0.74 · 0.74±0.30(Predicted)
form
powder to crystal
color
Light yellow to Yellow to Orange
Sensitive
Hygroscopic
BRN
114345 · 114345
InChI
1S/C9H7NO/c11-10-6-5-8-3-1-2-4-9(8)7-10/h1-7H
InChIKey
RZIAABRFQASVSW-UHFFFAOYSA-N
SMILES
[O-][n+]1ccc2ccccc2c1
CAS DataBase Reference
1532 · 1532-72-5(CAS DataBase Reference)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Warning

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364 (click each P-code to see the statement)

Aggregated GHS information provided per 4 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Safety data

wgk
3
hs_code
2933499090
risk_code
36/38
Signal word
Warning
Symbol(GHS)
GHS07
safety_code
24/25
Storage Class
11 - Combustible Solids
Hazard statements
H315-H319
Precautionary statements
P280g-P305+P351+P338

Chemistry & industry

Pharmacology

Metabolism/MetabolitesIsoquinoline N-oxide is a known human metabolite of isoquinoline.
Applications · 2 items

UsesIsoquinoline n-oxide an isoquinoline metabolite.

General DescriptionPhotochemical isomerization of isoquinoline N-oxide in methanol or water has been investigated by steady-light irradiation and flash spectroscopy. It is a useful intermediate for isoquinoline derivatives. It causes the oxidation of fullerene C60 under ultrasonic irradiation in air.

Upstream & downstream products

Upstream raw materials

IsoquinolineHydrogen peroxideAcetic acid1,2,3,4-TETRAHYDROISOQUINOLINEWater

Downstream products

Isoquinolin-4-ol1-Bromoisoquinoline2-(ISOQUINOLIN-1-YL)ACETIC ACID

Additional notes

DefinitionChEBI: Isoquinoline N-oxide is a member of isoquinolines.

Related reactions

14 records
New reaction record
HRID 44819 reaction equation
HRID 44819As productuspto-grants-2013_09
HRID 44820 reaction equation
HRID 44820As reactantuspto-grants-2013_09
HRID 638081 reaction equation
HRID 638081As productuspto-grants-1985_12
HRID 664371 reaction equation
HRID 664371As productTraining data from https://doi.org/10.1039/C8SC04228D (3/10)
HRID 857819 reaction equation
HRID 857819As reactantuspto-grants-2006_12
HRID 1181406 reaction equation
HRID 1181406As reactantuspto-grants-2007_10
HRID 1408279 reaction equation
HRID 1408279As reactantuspto-grants-2014_12
HRID 1820566 reaction equation
HRID 1820566As reactantuspto-grants-2009_10
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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
315 · H315-H319
Precautionary statements
280 g-P305+P351+P338 · P280g-P305+P351+P338
Risk Statements
36 · 36/38
Safety Statements
24 · 24/25
WGK Germany
3 · 3
HS Code
2933499090 · 2933499090
Storage Class
11 · 11 - Combustible Solids