costus valerolactone

General Material Information

Preferred name	costus valerolactone
Trivial Name	5-Butyl-5-ethyltetrahydro-2H-pyran-2-one
Short Description	costaulon (PFW)
Formula	C11 H20 O2
CAS Number	67770-79-0
ECHA Number	267-048-4
FDA UNII	EZ42EBM554
Nikkaji Number	J317.108F
xLogP3-AA	3.20 (est)
NMR Predictor	External link
Synonyms	5-butyl-5-ethyl tetrahydro-2H-pyran-2-one 5-butyl-5-ethyloxan-2-one 5-butyl-5-ethyltetrahydro-2H-pyran-2-one costaulon (PFW) costausol (PFW) ethyl butyl valerolactone 4-ethyl-4-butyl-d-valerolactone 4-ethyl-4-butyl-delta-valerolactone 2H- pyran-2-one, 5-butyl-5-ethyltetrahydro- 2H- pyran-2-one, tetrahydro-5-(n-butyl)-5-ethyl- rootylone 5-butyl-5-ethyloxan-2-one 2H-Pyran-2-one, 5-butyl-5-ethyltetrahydro- Octanoic acid, 4-ethyl-4-(hydroxymethyl)-, δ-lactone Caprylic acid, γ-ethyl-γ-(hydroxymethyl)-, δ-lactone 5-Butyl-5-ethyltetrahydro-2H-pyran-2-one

(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:	3302.90.0010
ChemSpider:	View

Material listed in food chemical codex	No
Molecular weight	184.27879333496
Boiling Point	125 to 130°C @ 5 mm Hg
Boiling Point	289 to 291°C @ 760 mm Hg
Vapor Pressure	3.89 mmHg @ 25 °C
Flash Point TCC Value	100 °C TCC
logP (o/w)	2.849 est
Solubility
alcohol	Yes
carbitol	Yes
dipropylene glycol	Yes
water, 138.1 mg/L @ 25 °C (est)	Yes
water	No

Odor Type: Animal
warm, fatty, animal, costus, rooty, coconut
Odor strength	medium , recommend smelling in a 10.00 % solution or less
Substantivity	400 hour(s) at 100.00 %
Luebke, William tgsc, (1985)	At 10.00 % in dipropylene glycol. warm fatty animal costus root coconut

Applications	fragrance agents
Odor purposes	Amber , Animal , Bark , Bayberry , Birch tar , Carnation , Carrot seed , Castoreum , Chestnut blossom , Chypre , Coconut , Coconut tropical coconut , Coronilla , Cortex , Costus , Country meadow , Cumin oil replacer , Dahlia , Daisy , Daphne , Deertongue absolute replacer , Earth , Fenugreek , Fern , Fir balsam , Flouve , Foliage , Forest , Fungus , Guaiacwood , Habuba , Hawthorn , Heather , Incense , Labdanum , Leather , Moss , Musk , Oriental , Orris , Petunia , Pomegranate , Powder , Privet , Privet blossom , Rose d'orient , Stephanotis , Sweet grass , Tobacco , Tonka bean , Woodruff , Woody
Flavoring purposes	Artichoke , Birch tar , Carrot seed , Corn chip , Fenugreek , Guaiacwood , Nut , Tea
Other purposes	Clean , Fantasy blends , Fecal , Hair , Straw , Truffle , Wool
Cosmetic purposes	Perfuming agents , Tonic

European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes. 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 36/39 - Wear suitable clothing and eye/face protection.

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 > 5000 mg/kg PFW Aroma Chemicals
Dermal Toxicity:
skin-rabbit LD50 > 5000 mg/kg PFW Aroma Chemicals
Inhalation Toxicity:
Not determined

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 costus valerolactone usage levels up to:
	4.0000 % in the fragrance concentrate.

Recommendation for costus valerolactone flavor usage levels up to:
	not for flavor use.

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (TSCA):67770-79-0

EPA Substance Registry Services (SRS):Registry

Laboratory Chemical Safety Summary :106787

National Institute of Allergy and Infectious Diseases:Data

5-butyl-5-ethyloxan-2-one

Chemidplus:0067770790