4-(Hydroxyamino)quinoline N-Oxide - ≥97% , CAS No.4637-56-3

CAS: 4637-56-3 Cat. No.: H157237 Molecular Weight: 176.18 EC Number: 679-909-5
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-HYDROXYAMINOQUINOLINE-1-OXIDE | 4-Hydroxyaminoquinoline N-oxide | 4-(Hydroxyamino)quinoline 1-oxide | N-hydroxyquinolin-4-amine 1-oxide | N-(4-Quinolyl)hydroxylamine 1'-Oxide | WLN: T66 BNJ BO EMQ | CHEBI:28469 | AKOS015856793 | H0515 | NCI60_041733 | N
Storage
Store at 2-8°C
Shipped In
Wet ice
Size
Status
Price
Qty
200mg
H157237-200mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$46.90
250mg
H157237-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$54.90
1g
H157237-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$129.90
5g
H157237-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$469.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-HYDROXYAMINOQUINOLINE-1-OXIDE | 4-Hydroxyaminoquinoline N-oxide | 4-(Hydroxyamino)quinoline 1-oxide | N-hydroxyquinolin-4-amine 1-oxide | N-(4-Quinolyl)hydroxylamine 1'-Oxide | WLN: T66 BNJ BO EMQ | CHEBI:28469 | AKOS015856793 | H0515 | NCI60_041733 | N
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC1=CC=C2C(=C1)C(=NO)C=CN2O
IUPAC Name(NE)-N-(1-hydroxyquinolin-4-ylidene)hydroxylamine
InChIKeyKCGKBOFRVKLKOO-CSKARUKUSA-N
INCHI1S/C9H8N2O2/c12-10-8-5-6-11(13)9-4-2-1-3-7(8)9/h1-6,12-13H/b10-8+
Isomeric SMILES C1=CC=C2C(=C1)/C(=N/O)/C=CN2O
RTECS VB9800000
Molecular Weight 176.18
Reaxy-Rn 4674726
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4674726&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassQuinolines and derivatives
SubclassHydroquinolines
Intermediate Tree Nodes Not available
Direct ParentHydroquinolines
Alternative Parents Pyridines and derivatives  Benzenoids  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Dihydroquinoline - Benzenoid - Pyridine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as hydroquinolines. These are derivatives of quinoline in which in which at least one double bond in the quinoline moiety are reduced by adding two hydrogen atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Melt Point(°C)214°C(lit.)
Molecular Weight176.170 g/mol
XLogP31.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass176.059 Da
Monoisotopic Mass176.059 Da
Topological Polar Surface Area56.100 Ų
Heavy Atom Count13
Formal Charge0
Complexity250.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.