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    General Material Information
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    PhysChem Properties
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    Organoleptic Properties
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isobutyl quinoline

Chemical Structure

General Material Information

Preferred name isobutyl quinoline
Trivial Name 6-(1-Methylpropyl)quinoline
Short Description pyralone (Givaudan)
Formula C13 H15 N
CAS Number 65442-31-1
ECHA Number 265-777-2
FDA UNII Search
Nikkaji Number J183.750H
NMR Predictor External link
Synonyms
  • 6-butan-2-ylquinoline
  • iso butyl quinolene
  • 6-butyl quinoline
  • 6-sec- butyl quinoline
  • iso butyl quinoline 54
  • iso butyl quinoline isomers
  • iso butyl quinoline pure
  • butyl quinoline secondary
  • (iso butyl) quinoline
  • 6-sec- butylquinoline
  • 6-and 8-sec- butylquinoline (80/20)
  • pyralone (Givaudan)
  • quinoline, 6-(1-methylpropyl)-
  • 6-butan-2-ylquinoline
  • 6-(1-Methylpropyl)quinoline
  • 6-(sec-Butyl)quinoline

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Other Information

(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2933.40.7050
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 185.26954650879
Specific gravity @ 25 °C
Pounds per Gallon 8.379 to 8.446
Specific gravity @ 20 °C
Pounds per Gallon 8.397 to 8.464
Refractive Index 1.577 to 1.583 @ 20 °C
Vapor Pressure 0.0013 mmHg @ 20 °C
Flash Point TCC Value 100 °C TCC
logP (o/w) 4.046 est
Solubility
alcohol Yes
water, 101 mg/L @ 20 °C (exp) Yes
Stability
alcoholic lotion Unspecified
antiperspirant Unspecified
deo stick Unspecified
fabric softener Unspecified
shampoo Unspecified
soap Unspecified

Organoleptic Properties

Odor Type: Animal
castoreum, leathery, earthy, oakmoss, vetiver
Odor strength high , recommend smelling in a 10.00 % solution or less
Substantivity 168 hour(s) at 100.00 %
Luebke, William tgsc, (1986) At 10.00 % in dipropylene glycol. castoreum leather earthy oakmoss vetiver
Pyralone is finer, more aromatic and tobacco-like, and has less of a dry, earthy character than Butyl Quinoline Secondary. It is used in chypre, fougère and tobacco accords. Leather, Green, Woody, Powerful
General comment Woody, leather note , vetiver like

Potential Uses

Applications
Odor purposes Amber , Chypre , Earth , Leather , Leather russian leather , Moss , Musk , Oriental , Tobacco , Woody
Other purposes Bandit , Cabochard , Cachet , Opium , Tabu , Vika cologne
Cosmetic purposes Perfuming agents

Safety Information

Safety information

European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed.
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
S 02 - Keep out of the reach of children.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37 - Wear suitable protective clothing and gloves.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
oral-rat LD50 1020 mg/kg
Food and Cosmetics Toxicology. Vol. 16, Pg. 661, 1978.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for isobutyl quinoline usage levels up to:
2.0000 % in the fragrance concentrate.
Recommendation for isobutyl quinoline flavor usage levels up to:
not for flavor use.

Safety references

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):65442-31-1
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :103401
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
6-butan-2-ylquinoline
Chemidplus:0065442311