(±)-4-Methyloctanoic acid
ALDRICH/W357502 - ≥98%, FG
CAS Number: 54947-74-9
Empirical Formula (Hill Notation): C9H18O2
Molecular Weight: 158.24
EC Number: 259-404-2
MDL Number: MFCD00051938
Linear Formula: CH3(CH2)3CH(CH3)CH2CH2CO2H
Product Type: Chemical
agency | meets purity specifications of JECFA |
application(s) | flavors and fragrances |
assay | ≥98% |
biological source | synthetic |
bp | 149 °C/22 mmHg (lit.) |
density | 0.91 g/mL at 25 °C (lit.) |
documentation | see Safety & Documentation for available documents |
food allergen | no known allergens |
grade | FG |
Halal | |
Kosher | |
InChI | 1S/C9H18O2/c1-3-4-5-8(2)6 |
InChI key | LEGGANXCVQPIAI-UHFFFAOYSA |
organoleptic | creamy; dairy; fatty; milk; waxy |
Quality Level | 400 ![]() |
refractive index | n |
reg. compliance | EU Regulation 1334/2008 & 178/2002 |
SMILES string | CCCCC(C)CCC(O)=O |
Biochem/physiol Actions: | Odor at 1.0% PG |
Biochem/physiol Actions: | Taste at 10 ppm |
General description: | 4-Methyloctanoic acid is a branched fatty acid commonly used in the flavor and fragrance industries. This compound gives sweaty and goaty flavors to the mutton meat and goat′s milk cheese, respectively. |
Other Notes: | Natural occurrence: Cooked mutton and lamb. |
Symbol | ![]() |
Signal word | Danger |
Hazard statements | H314 |
Precautionary statements | P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 |
Hazard Codes | C |
Risk Statements | 34 |
Safety Statements | 26-36/37/39-45 |
RIDADR | UN 3265 8 / PGIII |
WGK Germany | WGK 1 |
Flash Point(F) | 235.4 °F - closed cup |
Flash Point(C) | 113 °C - closed cup |
Purity | ≥98% |
bp | 149 °C/22 mmHg (lit.) |
Density | 0.91 g/mL at 25 °C (lit.) |
Refractive Index | n |
FEMA Number | 3575 |
UNSPSC | 12164502 |