Coumarin

Description

Sweet, herbaceous-warm, somewhat spicy odor, in extreme dilution more haylike, nut- Iike, tobacco-like. Extensively used in perfumery to support herbaccous odors, Lavender, Lavandin, Rosemary, Citrus oils, Oakmoss, etc, and as a fixative in numerous types of fragrances; Almost a standard ingredient in Fougère types with Amylsalicylate and Lavender-notes, with or without Oakmoss.

General Information

Alt Name1-benzopyran-2-one
CategoryAromatic Compound
IUPAC Namechromen-2-one
CAS Number91-64-5
Molecular Weight146.14 g/mol
Canonical SMILESC1=CC=C2C(=C1)C=CC(=O)O2

Organoleptic Properties

Odor Family
Tobacco/Hay
Odor Strength
1
2
3
4
5
Odor DescriptionCoumarinic, Hay, New Mown Hay, Sweet, Tonka
Usage Level1% in the fragrance concentrate
Substantivity364 hours at 100%

Physical Properties

AppearanceWhite crystals (est)
Vapor Pressure0.1 mmHg @ 20 °C.
Vapor Density5.1 ( Air = 1 )
Boiling Point297 to 301 °C. @ 760 mm Hg
Flash Point> 200 °F. TCC ( > 93 °C. )
Congealing Point68 °C.
Melting Point68 to 74 °C. @ 760 mm Hg
XLogP1.4
Shelf Life24 months if stored properly
StorageStore in cool, dry place in tightly sealed containers, protected from heat and light.

IFRA

Standardhttps://ifrafragrance.org/standards/IFRA_STD_023.pdf
CategoryFragrance agents
Critical EffectDermal sensitization and systemic toxicity
Restrictions
Usage limits in the finished product
Cat. 1Category 1:0.089 %
Cat. 2Category 2:0.08 %
Cat. 3Category 3:0.089 %
Cat. 4Category 4:1.5 %
Cat. 5ACategory 5A:0.38 %
Cat. 5BCategory 5B:0.11 %
Cat. 5CCategory 5C:0.16 %
Cat. 5DCategory 5D:0.035 %
Cat. 6Category 6:0.0024 %
Cat. 7ACategory 7A:0.18 %
Cat. 7BCategory 7B:0.18 %
Cat. 8Category 8:0.035 %
Cat. 9Category 9:0.52 %
Cat. 10ACategory 10A:0.52 %
Cat. 10BCategory 10B:1.6 %
Cat. 11ACategory 11A:0.035 %
Cat. 11BCategory 11B:0.035 %
Cat. 12Category 12:33 %

Safety Information

Hazard StatementH301 - Toxic if swallowed
H402 - Harmful to aquatic life
H412 - Harmful to aquatic life with long-lasting effects
Precautionary StatementP264 - Wash … thoroughly after handling
P270 - Do not eat, drink or smoke when using this product
P273 - Avoid release to the environment
P301 + P310 - IF SWALLOWED: Immediately call a POISON CENTER/doctor/…
P321 - Specific treatment (see … on this label)
P330 - Rinse mouth
P405 - Store locked up
P501 - Dispose of contents/container in accordance with local/regional/national/international regulations.
R-phrasesR22 - Harmful if swallowed
R43 - May cause sensitisation by skin contact
S-phrasesS02 - Keep out of the reach of children
S20/21 - When using do not eat, drink or smoke
S24/25 - Avoid contact with skin and eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S37/39 - Wear suitable gloves and eye/face protection
Europe Standard HazardXn - Harmful

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Bergamot Base

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