Oranger Crystals
Aroma Chemical Base Note CAS 93-08-3
Sweet, powdery orange blossom with a soft neroli and almond character and a warm floral facet. Stable and tenacious, it adds warmth to orange flower and cologne accords.
Odor profile
| Note | Base Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Neroli |
| Descriptor 3 | Honey |
| Odor Impact1 | 250 |
| Tenacity1 | 60 h |
| Tenacity2 | 400 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 93-08-3 |
| INCI Name | 2-acetonaphthone |
| Category | Aroma Chemical |
| Formula | C12H10O |
| Mol. Weight | 170.21 |
| IUPAC Name | 1-naphthalen-2-ylethanone |
| InChIKey | XSAYZAUNJMRRIR-UHFFFAOYSA-N |
Synonyms
Methyl beta-naphthyl ketone, Methyl 2-naphthyl ketone, 2-Acetonaphthone, beta-Naphthyl methyl ketone, Cetone d, beta-acetonaphthalene, 2-acetonaphthanone, acetonaphthone, 2-acetyl naphthalene, beta-acetyl naphthalene, 2-acetyl-naphthalene, 2-acetylnaphthalene, ethanone, 1-(2-naphthalenyl)-, ketone, methyl 2-naphthyl, beta-methyl naphthyl ketone, methyl naphthyl ketone beta cryst., methyl naphthyl ketone crystals, methyl naphthyl ketone FCC, methyl naphtyl ketone beta, methyl-beta-naphthyl ketone, MNK beta cryst., 1-naphthalen-2-yl-ethanone, 1-( naphthalen-2-yl)ethan-1-one, 1-( naphthalen-2-yl)ethanone, 1-naphthalen-2-ylethanone, 1-(2-naphthalenyl) ethanone, 1-(2-naphthalenyl)ethanone, 2-naphthyl methyl ketone, 1-(2-naphthyl)ethan-1-one, 1-(2-naphthyl)ethanone, oranger crystals (Givaudan), oranger crystals FCC (Givaudan)
Physical and chemical data
| Boiling Point | 300.5 °C |
| Melting Point | 56.0 °C |
| Flash Point | 154 °C |
| Vapor Pressure | 0.001000 mmHg @ 25.00 C. (est) |
| LogP | 3.2 |
| Solubility | insoluble in water; soluble in organic solvents, oils |
| Appearance | Liquid; CBI |
Regulatory status
IFRA maximum concentrations
| Category | Use | Limit in the finished product |
|---|---|---|
| Category 1 | Lip products, toys | 0.20 % |
| Category 2 | Deodorants, antiperspirants | 0.20 % |
| Category 3 | Eye products | 0.20 % |
| Category 4 | Fine fragrance | 0.20 % |
| Category 5A | Body lotion | 0.20 % |
| Category 5B | Face cream | 0.20 % |
| Category 5C | Hand cream | 0.20 % |
| Category 5D | Baby creams, oils | 0.20 % |
| Category 6 | Oral care, mouthwash | 0.20 % |
| Category 7A | Rinse-off hair products | Not restricted |
| Category 7B | Leave-on hair products | 0.20 % |
| Category 8 | Intimate and baby wipes | 0.20 % |
| Category 9 | Soap, shampoo, rinse-off | Not restricted |
| Category 10A | Household care, hand contact | Not restricted |
| Category 10B | Aerosol air fresheners | 0.20 % |
| Category 11A | Intended skin contact | Not restricted |
| Category 11B | Minimal skin contact | 0.20 % |
| Category 12 | No skin contact, candles | Not restricted |
| IFRA Amendment | 49 |
| Restriction Type | Restriction |
| Critical Effect | Phototoxicity |
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.