2-Methylbutyric acid
ALDRICH/W269506 - ≥98%, FG
Synonym: NSC 7304
CAS Number: 116-53-0
Empirical Formula (Hill Notation): C5H10O2
Molecular Weight: 102.13
EC Number: 204-145-2
MDL Number: MFCD00002669
Linear Formula: C2H5CH(CH3)CO2H
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | ≥98% |
| biological source | synthetic |
| bp | 176-177 °C (lit.) |
| density | 0.936 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| InChI | 1S/C5H10O2/c1-3-4(2)5(6)7 |
| InChI key | WLAMNBDJUVNPJU-UHFFFAOYSA |
| organoleptic | cheesy; acidic; fruity |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| FDA 21 CFR 172.515 | |
| SMILES string | CCC(C)C(O)=O |
| vapor pressure | 0.5 mmHg ( 20 °C) |
| Application: |
|
| Biochem/physiol Actions: | Taste at 10 ppm |
| Other Notes: | Natural occurrence: Apple, apricot, cider, cocoa, cranberry, grape, grape brandy, oriental tobacco, strawberry, vinegar and whiskey. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 5, 25 kg in composite drum |
| Symbol | ![]() GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H290 - H302 + H312 - H314 |
| Precautionary statements | P234 - P270 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 21/22-34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 170.6 °F - closed cup |
| Flash Point(C) | 77 °C - closed cup |
| Purity | ≥98% |
| bp | 176-177 °C (lit.) |
| Density | 0.936 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 2695 |
| UNSPSC | 12164502 |



