Methyl isobutyrate
ALDRICH/W269409 - 99%, FG
Synonym: Methyl 2-methyl propanoate; Methyl 2-methylpropanoate; Methyl 2-methylpropionate; Methylisobutyrate
CAS Number: 547-63-7
Empirical Formula (Hill Notation): C5H10O2
Molecular Weight: 102.13
EC Number: 208-929-5
MDL Number: MFCD00008914
Linear Formula: (CH3)2CHCOOCH3
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | 99% |
| biological source | synthetic |
| bp | 90 °C (lit.) |
| density | 0.891 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 | |
| Kosher | |
| InChI | 1S/C5H10O2/c1-4(2)5(6)7-3 |
| InChI key | BHIWKHZACMWKOJ-UHFFFAOYSA |
| organoleptic | fruity; floral; sweet |
| 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 | COC(=O)C(C)C |
| Application: |
|
| Packaging: | 1 kg in glass bottle |
| Packaging: | 9 kg in steel drum |
| Symbol | GHS02 |
| Signal word | Danger |
| Hazard statements | H225 |
| Precautionary statements | P210 - P233 - P240 - P241 - P242 - P243 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20 |
| Safety Statements | 16 |
| RIDADR | UN1237 - class 3 - PG 2 - Methyl butyrate |
| WGK Germany | WGK 3 |
| Flash Point(F) | 53.6 °F - closed cup |
| Flash Point(C) | 12 °C - closed cup |
| Purity | 99% |
| bp | 90 °C (lit.) |
| Density | 0.891 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 2694 |
| UNSPSC | 12164502 |


