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Home> Encyclopedia >   /  Organic Intermediate  /  Pharmaceutical Intermediates  /  Organic Intermediates
6-HYDROXYQUINOLINE structure
6-HYDROXYQUINOLINE structure

6-HYDROXYQUINOLINE

Iupac Name:6-hydroxy-1H-quinolin-2-one
CAS No.: 19315-93-6
Molecular Weight:161.16
Modify Date.: 2022-11-22 15:53
Introduction:

Off-White Solid


Quinoline-2,6-diol is a dihydroxyquinoline that is quinoline in which the hydrogens at positions 2 and 6 are replaced by hydroxy groups.

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1. Names and Identifiers
1.1 Name
6-HYDROXYQUINOLINE
1.2 Synonyms

1,2-Dihydro-6-hydroxy-2-oxoquinoline 2(1H)-Quinolinone, 6-hydroxy- 2,6-dihydroxyquinoline 2,6-Dihydroxyquinoline 6-Hydroxycarbostyril 2,6-quinolinediol 6-hydroquinilinone 6-Hydroxy-1H-quinolin-2-one 6-HYDROXY-2(1H)-QUINOLINONE 6-HYDROXY-2(H)-QUINOLINONE 6-hydroxy-2-quinolinone 6-hydroxycarbostyril 6-hydroxyquinolin-2(1H)-one 6-Hydroxyquinolin-2-one 6-hydroxyquinoline-2-one 6-hydroxy-quinolone AKOS 222-06 EINECS 209-454-6 MFCD00047611 QUINOLIN-6-OL quinoline-2,6-diol TIMTEC-BB SBB004117

1.3 CAS No.
19315-93-6
1.4 CID
177065
1.5 EINECS(EC#)
209-454-6
1.6 Molecular Formula
C9H7NO2 (isomer)
1.7 Inchi
InChI=1S/C9H7NO2/c11-7-2-3-8-6(5-7)1-4-9(12)10-8/h1-5,11H,(H,10,12)
1.8 InChkey
AQLYZDRHNHZHIS-UHFFFAOYSA-N
1.9 Canonical Smiles
C1=CC2=C(C=CC(=O)N2)C=C1O
1.10 Isomers Smiles
C1=CC2=C(C=CC(=O)N2)C=C1O
2. Properties
2.1 Density
1.337
2.1 Melting point
300℃
2.1 Boiling point
449.4 oC at 760 mmHg
2.1 Refractive index
1.639
2.1 Flash Point
225.6 oC
2.1 Precise Quality
161.04800
2.1 PSA
53.35000
2.1 logP
1.64600
2.1 Appearance
Off-White Solid
2.2 Chemical Properties
Off-White Solid 6-HYDROXYQUINOLINESupplier
2.3 pKa
9.61±0.20(Predicted)
2.4 StorageTemp
Sealed in dry,Room Temperature
3. Safety and Handling
3.1 Symbol
GHS07
3.1 Hazard Codes
Xi
3.1 Signal Word
Warning
3.1 Risk Statements
R36/37/38
3.1 Safety Statements
26-36
3.1 Hazard Declaration
H315-H319-H335
3.1 RIDADR
NONH for all modes of transport
3.1 Caution Statement
P261-P305 + P351 + P338
3.1 WGK Germany
3
3.1 RTECS
VC4130000
3.1 Safety

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing.
WGK Germany: 3
RTECS: VC4130000
F: 8

4. MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Skin irritation, Category 2

Eye irritation, Category 2

Specific target organ toxicity \u2013 single exposure, Category 3

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

Precautionary statement(s)
Prevention

P264 Wash ... thoroughly after handling.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

P271 Use only outdoors or in a well-ventilated area.

Response

P302+P352 IF ON SKIN: Wash with plenty of water/...

P321 Specific treatment (see ... on this label).

P332+P313 If skin irritation occurs: Get medical advice/attention.

P362+P364 Take off contaminated clothing and wash it before reuse.

P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P337+P313 If eye irritation persists: Get medical advice/attention.

P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P312 Call a POISON CENTER/doctor/\u2026if you feel unwell.

Storage

P403+P233 Store in a well-ventilated place. Keep container tightly closed.

P405 Store locked up.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

7. Other Information
7.0 Chemical Properties
Off-White Solid
7.1 Uses
6-Hydroxyquinoline-(1H)-2-one (cas# 19315-93-6) is a compound useful in organic synthesis.
7.2 Uses
Reactant involved in synthesis of:
  • (Benzyloxy)methylquinolinone derivatives for use as PDE3 inhibitors
  • Substances related to cilostazol
  • 2,6-Quinolinyl derivatives for use as VLA-4 / VCAM-1 antagonists
8. Computational chemical data
  • Molecular Weight: 161.16g/mol
  • Molecular Formula: C9H7NO2
  • Compound Is Canonicalized: True
  • XLogP3-AA: null
  • Exact Mass: 161.047678466
  • Monoisotopic Mass: 161.047678466
  • Complexity: 225
  • Rotatable Bond Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 2
  • Topological Polar Surface Area: 49.3
  • Heavy Atom Count: 12
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count: 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Isotope Atom Count: 0
  • Covalently-Bonded Unit Count: 1
  • CACTVS Substructure Key Fingerprint: AAADcYByMAAAAAAAAAAAAAAAAAAAAAAAAAAwQAAAAAAAAACBAAAAHgAQCAAADAyBmAAwxoLAAgCIAiVSUACCAAAhIgAIiAAGbMgIJiLCkZOEcAhk1BHI2YewwBAOAEABAAACAAAAgAIAAAQAAAAAAAAAAA==
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