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    General Material Information
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leafy oxime

Chemical Structure

General Material Information

Preferred name leafy oxime
Trivial Name Stemone
Short Description stemone (Givaudan)
Formula C8 H17 O N
CAS Number 22457-23-4
ECHA Number 245-010-8
FDA UNII XHN6C9A7U3
Beilstein Number 1923529
MDL MFCD03938986
xLogP3-AA 2.50 (est)
Bio Activity Summary External link
NMR Predictor External link
Synonyms
  • ethyl 2-methyl butyl ketoxime
  • ethyl 2-methylbutyl ketoxime
  • ethyl 2-methylbutyl ketoxine
  • greenone
  • 3-heptanone, 5-methyl-, oxime
  • heptoxime
  • heptoxime (Synarome)
  • N- hydroxy-5-methylheptan-3-imine
  • 5-methyl heptan-3-one oxime
  • methyl heptanone oxime
  • 5-methyl-3-heptanone oxime
  • methyl-5 3-heptanone oxime
  • 3-methyl-5-heptanone oxime
  • 5-methylheptan-3-one oxime
  • N-(5-methylheptan-3-ylidene)hydroxylamine
  • stemone (Givaudan)
  • stigemone
  • tremone (Tadimety)
  • vertone
  • N-(5-methylheptan-3-ylidene)hydroxylamine
  • 3-Heptanone, 5-methyl-, oxime
  • 5-Methyl-3-heptanone oxime
  • Stemone
  • NSC 166310

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
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 143.22969055176
Specific gravity @ 25 °C
Pounds per Gallon 7.372 to 7.414
Specific gravity @ 25 °C
Pounds per Gallon 7.364 to 7.406
Refractive Index 1.45 to 1.455 @ 20 °C
Vapor Pressure 0.041 mmHg @ 25 °C
Flash Point TCC Value 95 °C TCC
logP (o/w) 2.512 est
Solubility
alcohol Yes
water, 1014 mg/L @ 20 °C (exp) Yes
Stability
cosmetics Unspecified
detergent Unspecified
soap Unspecified

Organoleptic Properties

Odor Type: Green
galbanum, fig, leafy, green, weedy, cortex
Odor strength medium
Substantivity 16 hour(s) at 100.00 %
Luebke, William tgsc, (1986) At 100.00 %. galbanum fig leaf green weedy cortex
Stemone imparts a natural and fresh nuance to fragrance notes such as lily-of-the-valley, narcissus, mandarin, fig leaves, grapefruit, black currant and tomato. It is an excellent modifier that strengthens and modernises green notes. Green, Natural, Leafy, Fresh, Powerful
Blends-well-with - +Galbanum +Pineapple Herbaceous citrusy lemon
Description from Givaudan: “Green, Natural, Leafy, Fresh, Powerful. Imparts a natural and fresh nuance to fragrance notes such as lily-of-the-valley, narcissus, mandarin, fig leaves, grapefruit, black currant and tomato. It is an excellent modifier that strengthens and modernises green notes.” Arcadi Boix Camps describes the scent of this material as “somewhere between galbanum and fig leaves absolute” Green-leafy, galbanum, fig, fresh, natural
General comment GREEN, POWERFUL, FRESH, IVY

Potential Uses

Applications
Odor purposes Cortex, Currant black currant, Fig, Galbanum, Grapefruit, Green, Green leaf, Lily of the valley, Mandarin, Narcissus, Woody
Flavoring purposes Tomato
Other purposes Modifier, Natural, Weedy
Cosmetic purposes Fragrance, Perfuming agents

Safety Information

Safety information

Preferred SDS: View
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 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36 - Wear suitable protective clothing.
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 3800 mg/kg
Food and Chemical Toxicology. Vol. 30, Pg. 87S, 1992.

Dermal Toxicity:
skin-rabbit LD50 5000 mg/kg
Food and Chemical Toxicology. Vol. 30, Pg. 87S, 1992.

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 leafy oxime usage levels up to:
5.0000 % in the fragrance concentrate.
Recommendation for leafy oxime 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):22457-23-4
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :90787
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
N-(5-methylheptan-3-ylidene)hydroxylamine
Chemidplus:0022457234